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Computational Chemistry Comparison and Benchmark DataBase
Release 22May 2022
NIST Standard Reference Database 101
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III.F.1. (I.A.4.)

List of which calculations are completed at MP2 /CEP-121G*

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count Species Name State Conformation
1 D Deuterium atom 1SKh
2 H Hydrogen atom 1SKh
3 H- Hydrogen atom anion 2SKh
4 H+ Hydrogen atom cation  Kh
5 D2 Deuterium diatomic 1ΣgD∞h
6 H2 Hydrogen diatomic 1ΣgD∞h
7 H2- hydrogen diatomic anion 2Σu+D∞h
8 H2+ Hydrogen cation 2Σg+D∞h
9 HD Deuterium hydride 1ΣgD∞h
10 H3+ hydrogen trimer cation 1A1'D3h
11 He Helium atom 1SKh
12 He Helium atom   
13 He- Helium atom anion 2SKh
14 He+ Helium atom cation 2SKh
15 HeH+ Helium hydride cation 1ΣC∞v
16 He2+ helium diatomic cation 2ΣuD∞h
17 Li Lithium atom 2SKh
18 Li- Lithium atom anion 1SKh
19 Li+ Lithium atom cation 1SKh
20 Na Sodium atom 2SKh
21 Na- Sodium atom anion 1SKh
22 LiH Lithium Hydride 1ΣC∞v
23 LiH- lithium hydride anion 2ΣC∞v
24 LiH+ lithium hydride cation 2ΣC∞v
25 NaH sodium hydride 1ΣC∞v
26 NaH- sodium hydride anion 2ΣC∞v
27 NaH+ sodium hydride cation 2ΣC∞v
28 Be Beryllium atom 1SKh
29 Be- Beryllium atom anion 2PKh
30 Be+ Beryllium atom cation 2SKh
31 Mg Magnesium atom 1SKh
32 Mg- Magnesium atom anion 2PKh
33 Mg+ Magnesium atom cation 2SKh
34 BeH beryllium monohydride 2ΣC∞v
35 BeH- berylium monohydride anion 1ΣC∞v
36 BeH+ beryllium monohydride cation 1ΣC∞v
37 MgH magnesium monohydride 2ΣC∞v
38 MgH- magnesium monohydride anion 1ΣC∞v
39 MgH+ magnesium monohydride cation 1ΣC∞v
40 BeH2 beryllium dihydride 1ΣgD∞h
41 BeH2+ Beryllium dihydride cation 2ΣC∞v
42 BeH2+ Beryllium dihydride cation 2ΣuD∞h
43 BeH2+ Beryllium dihydride cation   
44 MgH2 magnesium dihydride 1ΣgD∞h
45 B Boron atom 2PKh
46 B Boron atom 4PKh
47 B- Boron atom anion 3PKh
48 B+ Boron atom cation 1SKh
49 Al Aluminum atom 2PKh
50 Al- Aluminum atom anion 3PKh
51 Al+ Aluminum atom cation 1SKh
52 BH Boron monohydride 1ΣC∞v
53 BH Boron monohydride 3ΠC∞v
54 BH- boron monohydride anion 2ΠC∞v
55 BH- boron monohydride anion 4ΣC∞v
56 BH+ boron monohydride cation 2ΣC∞v
57 AlH aluminum monohydride 1ΣC∞v
58 AlH- aluminum monohydride anion 2ΠC∞v
59 AlH+ aluminum monohydride cation 2ΣC∞v
60 BH2 boron dihydride 2A1C2v
61 BH2- boron dihydride anion 3B1C2v
62 BH2- boron dihydride anion 1A1C2v
63 BH2+ Boron dihydride cation 1ΣgD∞h
64 AlH2 aluminum dihydride 2A1C2v
65 AlH2- aluminum dihydride anion 1A1C2v
66 AlH2+ aluminum dihydride cation 1ΣgD∞h
67 BH3 boron trihydride 1A1'D3h
68 BH3- boron trihydride anion 2A2"D3h
69 BH3+ boron trihydride cation 2E'D3h
70 BH3+ boron trihydride cation 2B2C2v
71 BH3+ boron trihydride cation  C2v
72 AlH3 aluminum trihydride 1A1'D3h
73 AlH3- aluminum trihydride anion 2A2"D3h
74 AlH3- aluminum trihydride anion  C3v
75 AlH3+ aluminum trihydride cation 2ED3h
76 AlH3+ aluminum trihydride cation 2A1C2v
77 BH4 borohydride 2B2C2v
78 BH4- borohydride anion 1A1Td
79 AlH4- Aluminum tetrahydride anion 1A1Td
80 C Carbon atom 3P0Kh
81 C Carbon atom 3P1Kh
82 C- Carbon atom anion 4SKh
83 C- Carbon atom anion 2DKh
84 C+ Carbon atom cation 2PKh
85 Si Silicon atom 3PKh
86 Si Silicon atom 1SKh
87 Si- Silicon atom anion 4SKh
88 Si+ Silicon atom cation 2PKh
89 CH Methylidyne 2Π1/2C∞v
90 CH Methylidyne 4Σ-C∞v
91 CH- methylidyne anion 3ΣC∞v
92 CH+ Methylidyne cation 1ΣC∞v
93 SiH Silylidyne 2ΠC∞v
94 SiH- silicon monohydride anion 3ΣC∞v
95 SiH+ silicon monohydride cation 1ΣC∞v
96 CH2 Methylene 3B1C2v
97 CH2 Methylene 3ΣGD∞h
98 CH2 Methylene 1A1C2v
99 CH2- methylene anion 2B1C2v
100 CH2+ methylene cation 2A1C2v
101 CH2+ methylene cation 2ΠD∞h
102 SiH2 silicon dihydride 1A1C2v
103 SiH2 silicon dihydride 3B1C2v
104 SiH2- silicon dihydride anion 2B1C2v
105 SiH2+ silicon dihydride cation 2A1C2v
106 CH3 Methyl radical 2A1D3h
107 CH3- methyl anion 1A1C3v
108 CH3+ methyl cation 1A1'D3h
109 SiH3 Silyl radical 2A1C3v
110 SiH3- Silyl anion 1A1C3v
111 SiH3+ Silyl cation 1A1'D3h
112 CD4 methane-d4 1A1Td
113 CH2D2 methane-d2 1A1C2v
114 CH3D methane-d 1A1C3v
115 CH4 Methane 1A1Td
116 CH4- Methane anion 2A1Td
117 CH4- Methane anion 2A1C3v
118 CH4+ Methane cation 2B1C2v
119 CH4+ Methane cation 2T2Td
120 CH4+ Methane cation 2B2D2d
121 CHD3 methane-d3 1A1C3v
122 SiH2D2 silane-d2   
123 SiH4 Silane 1A1Td
124 SiH5+ Silane, protonated   
125 N Nitrogen atom 4SKh
126 N- Nitrogen atom anion 3SKh
127 N+ Nitrogen atom cation 3PKh
128 P Phosphorus atom 4SKh
129 P- Phosphorus atom anion 3PKh
130 P+ Phosphorus atom cation 3PKh
131 NH Imidogen 3Σ-C∞v
132 NH Imidogen 1Σ+C∞v
133 NH- Imidogen anion 2ΠC∞v
134 NH+ imidogen cation 2ΠC∞v
135 PH phosphorus monohydride 3Σ-C∞v
136 PH phosphorus monohydride 1ΔC∞v
137 PH- phosphorus monohydride anion 2ΠC∞v
138 PH+ phosphorus monohydride cation 2ΠC∞v
139 ND2 Amidogen-d2 2B1C2v
140 NH2 Amino radical 2B1C2v
141 NH2- amino anion 1A1C2v
142 NH2+ Amino cation 3B1C2v
143 NH2+ Amino cation 1A1C2v
144 PH2 Phosphino radical 2B1C2v
145 PH2- Phosphino anion 1A1C2v
146 PH2+ Phosphino cation 1A1C2v
147 ND3 Ammonia-d3 1A1C3v
148 NH3 Ammonia 1A1C3v
149 NH3- Ammonia anion 2A1C3v
150 NH3+ ammonia cation 2A2"D3h
151 PH3 Phosphine 1A1C3v
152 PH3+ Phosphine cation 2A1C3v
153 NH4 Ammonium radical   
154 NH4+ ammonium cation 1A1Td
155 PH4 Phosphoranyl radical   
156 PH4+ phosphonium cation   
157 O Oxygen atom 3SKh
158 O- Oxygen atom anion 2PKh
159 O+ Oxygen atom cation 4SKh
160 S Sulfur atom 3PKh
161 S Sulfur atom   
162 S- Sulfur atom anion 2PKh
163 S+ Sulfur atom cation 4SKh
164 DO Hydroxyl-d 2ΠC∞v
165 OH Hydroxyl radical 2ΠC∞v
166 OH- hydroxide anion 1ΣC∞v
167 OH+ hydoxyl cation 3ΣC∞v
168 OH+ hydoxyl cation 1ΣC∞v
169 DS Mercapto-d 2ΠC∞v
170 HS Mercapto radical 2ΠC∞v
171 HS- mercapto anion 1ΣC∞v
172 HS+ sulfur monohydride cation 3ΣC∞v
173 D2O Deuterium oxide 1A1C2v
174 H2O Water 1A1C2v
175 H2O- water anion 2A1C2v
176 H2O- water anion 2A'Cs
177 H2O+ water cation 2B1C2v
178 HDO Water-d1 1A1C2v
179 D2S Hydrogen sulfide-d2 1A1C2v
180 H2S Hydrogen sulfide 1A1C2v
181 H2S- Hydrogen sulfide anion 2A'Cs
182 H2S+ Hydrogen sulfide cation 2B1C2v
183 H3O+ hydronium cation 1A1C3v
184 H3S+ Sulfonium cation 1A1C3v
185 F Fluorine atom 2PKh
186 F- Fluorine atom anion 1SKh
187 F+ Fluorine atom cation 3SKh
188 F+ Fluorine atom cation 1DKh
189 Cl Chlorine atom 2PKh
190 Cl- Chlorine atom anion 1SKh
191 Cl+ Chlorine atom cation 3PKh
192 Cl+ Chlorine atom cation 1DKh
193 DF Hydrofluoric acid-d 1ΣC∞v
194 HF Hydrogen fluoride 1ΣC∞v
195 HF- hydrogen fluoride anion 2ΣC∞v
196 HF+ hydrogen fluoride cation 2ΠC∞v
197 DCl Hydrochloric acid-d 1ΣC∞v
198 HCl Hydrogen chloride 1ΣC∞v
199 HCl- hydrogen chloride anion 2ΣC∞v
200 HCl+ hydrogen chloride cation 2ΠC∞v
201 H2F+ dihydrogen fluoride cation 1A1C2v
202 H2Cl+ dihydrogen monochloride cation 1A1C2v
203 HeLi+ Helium Lithium cation   
204 Li2 Lithium diatomic 1ΣgD∞v
205 Li2- lithium diatomic anion 2ΣuD∞h
206 Li2+ lithium diatomic cation 2ΣgD∞h
207 NaLi lithium sodium 1ΣC∞v
208 NaLi- lithium sodium anion 2ΣC∞v
209 NaLi+ lithium sodium cation 2ΣC∞v
210 Na2 Sodium diatomic 1ΣgD∞h
211 Na2- sodium diatomic anion 2ΣuD∞h
212 Na2+ sodium diatomic cation 2ΣgD∞h
213 LiBe Lithium Beryllium 2ΣC∞v
214 LiMg Lithium magnesium 2ΣC∞v
215 NaBe Sodium Beryllium 2ΣC∞v
216 NaMg Sodium Magnesium 2ΣC∞v
217 Be2 Beryllium diatomic 1ΣgD∞h
218 Be2 Beryllium diatomic 3ΠgD∞h
219 Be2- Beryllium diatomic anion 2ΠuD∞h
220 Be2+ Beryllium diatomic cation 2ΣuD∞h
221 BeMg Beryllium Magnesium 1ΣC∞v
222 Mg2 Magnesium diatomic 1ΣgD∞h
223 Mg2- magnesium diatomic anion 2ΠUD∞h
224 Mg2+ magnesium diatomic cation 2ΣuD∞h
225 LiB Lithium boride 3ΠC∞v
226 LiAl Lithium Aluminum   
227 NaAl Sodium aluminum 1ΣC∞v
228 BeB Beryllium monoboride 2ΠC∞v
229 B2 Boron diatomic 3ΣgD∞h
230 B2 Boron diatomic 1ΣgD∞h
231 B2 Boron diatomic 5ΣuD∞h
232 B2- Boron diatomic anion 4ΣgD∞h
233 B2+ Boron diatomic cation 2ΠD∞h
234 BAl Boron Aluminum 3ΣC∞v
235 Al2 Aluminum diatomic 3ΣgD∞h
236 Al2 Aluminum diatomic 1ΣgD∞h
237 Al2- aluminum diatomic anion 4ΣgD∞h
238 Al2+ aluminum diatomic cation 2ΣgD∞h
239 HBBH Diborane(2) 3ΣGD∞h
240 LiBH4 Lithium borohydride 1A1C3v
241 B2H4 Diborane(4) D2d 1A1D2d
242 HBHHBH Diborane(4) C2V 1A1C2v
243 B2H6 Diborane 1AgD2h
244 B2H6+ Diborane cation   
245 LiC Lithium Carbide 4ΣC∞v
246 BeC Beryllium Carbide 3Σ-C∞v
247 BeC Beryllium Carbide   
248 BC boron monocarbide 4Σ-C∞v
249 BC boron monocarbide 2ΠC∞v
250 BC- boron monocarbide anion 3ΠuC∞v
251 BC- boron monocarbide anion 1Σg+C∞v
252 BC+ boron monocarbide cation 3ΣC∞v
253 BC+ boron monocarbide cation 1ΣC∞v
254 AlC Aluminum carbide 4ΣC∞v
255 BSi Boron silicide 4ΣC∞v
256 BSi Boron silicide 2ΣC∞v
257 C2 Carbon diatomic 1Σg+D∞h
258 C2 Carbon diatomic 3ΠuD∞h
259 C2- carbon diatomic anion 2ΣgD∞h
260 C2+ carbon diatomic cation 4ΣgD∞h
261 C2+ carbon diatomic cation 2ΠD∞h
262 SiC silicon monocarbide 3ΣC∞v
263 SiC silicon monocarbide 1ΣC∞v
264 SiC- silicon monocarbide anion 2ΣgC∞v
265 SiC+ silicon monocarbide cation 2ΠC∞v
266 Si2 Silicon diatomic 3ΣgD∞h
267 Si2 Silicon diatomic 1ΣgD∞h
268 Si2- silcon diatomic anion 2ΣgD∞h
269 Si2+ silcon diatomic cation 2ΠD∞h
270 C2H Ethynyl radical 2ΣC∞v
271 C2H- Ethynyl anion 1ΣC∞v
272 C2H+ Ethynyl cation 3ΠC∞v
273 C2H+ Ethynyl cation 1ΣC∞v
274 C2H2 Acetylene 1ΣgD∞h
275 C2H2+ acetylene cation 2ΠuD∞h
276 C2H2+ acetylene cation   
277 CCH2 vinylidene 1A1C2v
278 CCH2 vinylidene 3B2C2v
279 H2CC- vinylidene anion   
280 HCCH- acetylene anion   
281 HCCH- acetylene anion   
282 Si2H2 disilyne   
283 Si2H2 disilyne   
284 Si2H2 disilyne   
285 Si2H2 disilyne   
286 CH3Li methyl lithium 1A1C3v
287 CH2BH methyleneborane 1A1C2v
288 C2H3 vinyl 2A'Cs
289 C2H3- vinyl anion 1A'Cs
290 C2H3+ vinyl cation 1A1C2V bridging H
291 C2H3+ vinyl cation 1A1C2V HCCH2
292 C2H4 Ethylene 1AgD2h
293 C2H4- Ethylene anion 2B2gD2h
294 C2H4- Ethylene anion 2AgC2h
295 C2H4+ Ethylene cation 2B3uD2h
296 C2H4+ Ethylene cation 2B3D2
297 CH3CH methylmethylene 3A"Cs
298 CH2SiH2 silaethylene 1A1C2v
299 Si2H4 Disilene   
300 Si2H4 Disilene   
301 Si2H4 Disilene   
302 CH3BH2 methylborane 1A'Cs
303 C2H5 Ethyl radical 2A'Cs
304 C2H5- Ethyl anion 1A'Cs
305 C2H5+ Ethyl cation 1A1C2v
306 C2H6 Ethane 1A1gD3d
307 C2H6 Ethane 1A1'D3h
308 C2H6+ ethane cation 2BgC2h
309 C2H6+ ethane cation 2AgCi
310 CH3SiH3 methyl silane 1A1C3
311 Si2H6 disilane 1EuD3d
312 C2H7+ Ethane, protonated 1AC2
313 LiN Lithium Nitride 3ΣC∞v
314 LiN Lithium Nitride 1ΣC∞v
315 LiN+ Lithium Nitride cation 4ΣC∞v
316 LiP Lithium monophosphide   
317 LiP Lithium monophosphide   
318 BeN Beryllium mononitride 4ΣC∞v
319 BeN Beryllium mononitride 2ΠC∞v
320 BeN- Beryllium mononitride anion 1ΣC∞v
321 BeN+ Beryllium mononitride cation 3ΣC∞v
322 BeN+ Beryllium mononitride cation 1ΣC∞v
323 MgN Magnesium Nitride   
324 MgN Magnesium Nitride   
325 BN- boron nitride anion 2ΣC∞v
326 AlN- aluminum mononitride anion 2ΣC∞v
327 AlN+ aluminum mononitride cation 2ΠC∞v
328 BP Boron monophosphide 3ΠC∞v
329 BP Boron monophosphide 1ΣC∞v
330 AlP Aluminum monophosphide 3ΣC∞v
331 AlP Aluminum monophosphide 3ΠC∞v
332 AlP Aluminum monophosphide 1ΣC∞v
333 BN boron nitride 3ΠC∞v
334 BN boron nitride 1ΣC∞v
335 BN+ boron nitride cation 2ΠC∞v
336 AlN Aluminum nitride 3ΠiC∞v
337 AlN Aluminum nitride 1ΣC∞v
338 CN Cyano radical 2ΣC∞v
339 CN- cyanide anion 1ΣC∞v
340 CN+ Cyano cation 1ΣC∞v
341 CP Carbon monophosphide 2ΣC∞v
342 CP- carbon monophosphide anion 1ΣC∞v
343 CP+ carbon monophosphide cation 3ΣC∞v
344 CP+ carbon monophosphide cation 1ΣC∞v
345 SiN- silicon mononitride anion 1ΣC∞v
346 SiN+ silicon mononitride cation 3ΠC∞v
347 SiP Silicon monophosphide 2ΠC∞v
348 SiP- Silicon monophosphide anion 1ΣC∞v
349 SiP+ Silicon monophosphide cation 3ΣC∞v
350 SiP+ Silicon monophosphide cation 1ΣC∞v
351 N2 Nitrogen diatomic 1ΣgD∞h
352 N2 Nitrogen diatomic   
353 N2- nitrogen diatomic anion 2ΠgD∞h
354 N2+ diatomic nitrogen cation 2ΣgD∞h
355 PN Phosphorus mononitride 1ΣC∞v
356 PN- phosphorus nitride anion 2ΠC∞v
357 PN+ phosphorus nitride cation 2ΠC∞v
358 P2 Phosphorus diatomic 1ΣgD∞h
359 P2- phosphorus diatomic anion 2ΠgD∞h
360 P2+ phosphorus diatomic cation 2ΠUD∞h
361 HNB hydrogen nitrogen boron 2ΣC∞v
362 HNC hydrogen isocyanide 1ΣC∞v
363 HCN Hydrogen cyanide 1ΣC∞v
364 HCN- Hydrogen cyanide anion 2A'Cs
365 HCN+ hydrogen cyanide cation 2ΠC∞v
366 HNC+ hydrogen isocyanide cation   
367 HCP Phosphaethyne 1ΣC∞v
368 HCP+ Phosphaethyne cation   
369 NNH Dinitrogen monohydride 2A'Cs
370 NNH+ Dinitrogen monohydride cation 1ΣC∞v
371 HPO Hydrogen phosphorus oxide 1A'Cs
372 HPO+ Hydrogen phosphorus oxide cation 2A'Cs
373 LiNH2 lithium amide   
374 HBNH Boranimine 1ΣC∞v
375 CNH2 Aminomethylidyne radical 2B2C2v
376 CNH2+ N-protonated hydrogen isocyanide 1A1C2v
377 H2CN Dihydrogen cyanide radical 2B2C2v
378 H2CN+ hydrocyanonium cation 1A1C2v
379 HCNH methyleneazane 2A'CS cis
380 HCNH methyleneazane 2A'CS trans
381 HCNH+ N-protonated HCN 1ΣC∞v
382 H2NN Isodiazene   
383 N2H2 (E)-diazene 1AgC2h
384 N2H2 (Z)-Diazene 1A1C2v
385 N2H2+ trans-diazene cation 2AGC2h
386 CH2NH Methanimine 1A'Cs
387 CH2NH+ Methanimine cation   
388 CHNH2 aminomethylene   
389 CHNH2+ Aminocarbene cation   
390 CH2PH Phosphaethene 1A'Cs
391 BH2NH2 Boranamine   
392 CH2NH2+ methyleneamine cation 1A1C2v
393 N2H4 Hydrazine 1AC2
394 N2H4+ hydrazine cation 2AGC2h
395 P2H4 Diphosphine 1AC2
396 CH3NH2 methyl amine 1A'Cs
397 CH3NH2+ methyl amine cation 2A'Cs
398 CH3PH2 Methyl phosphine 1A'Cs
399 SiH3NH2 Silane, amino   
400 N2H5+ protonated hydrazine 1A'Cs
401 BH3PH3 borane phosphine   
402 BH3NH3 borane ammonia 1A1C3v
403 CH3NH3 methyl ammonium radical 2A1C3v
404 CH3NH3+ protonated methylamine 1A1C3v
405 CH3PH3+ methyl phosphine, protonated 1A1C3v
406 NH3NH3 Ammonia Dimer 1AgC2h
407 NH3NH3 Ammonia Dimer 1A'Cs
408 N2H7+ ammonia ammonium dimer   
409 LiO lithium oxide 2ΣC∞v
410 LiO- lithium oxide anion 1ΣC∞v
411 LiO- lithium oxide anion 3ΣC∞v
412 LiO+ lithium oxide cation 3ΣC∞v
413 LiO+ lithium oxide cation 1ΣC∞v
414 LiS Lithium monosulfide 2ΠC∞v
415 LiS+ Lithium sulfide cation 3ΣC∞v
416 NaO sodium monoxide 2ΣC∞v
417 NaO- sodium oxide anion 1ΣC∞v
418 NaO+ sodium oxide cation 3ΣC∞v
419 NaS Sodium sulfide 2ΠC∞v
420 BeO beryllium oxide 1ΣC∞v
421 BeO- Beryllium monoxide anion 2ΣC∞v
422 BeO+ Beryllium monoxide cation 2ΠC∞v
423 BeS beryllium sulfide 1ΣC∞v
424 MgO magnesium oxide 1Σ+C∞v
425 MgO- magnesium oxide anion 2ΣC∞v
426 MgO+ magnesium oxide cation 2ΠC∞v
427 MgS magnesium sulfide 1ΣC∞v
428 MgS- magnesium sulfide anion 2ΣC∞v
429 MgS+ magnesium sulfide cation 2ΠC∞v
430 BeS- Beryllium monosulfide anion 2ΣC∞v
431 BeS+ Beryllium monosulfide cation 2ΠC∞v
432 BO boron monoxide 2ΣC∞v
433 BO- boron monoxide anion 1ΣC∞v
434 AlO Aluminum monoxide 2ΣC∞v
435 AlO- Aluminum monoxide anion 1ΣC∞v
436 AlO+ aluminum monoxide cation 1ΣC∞v
437 BS boron sulfide 2ΣC∞v
438 BS- boron monosulfide anion 1ΣC∞v
439 BS+ boron monosulfide cation 1ΣC∞v
440 AlS Aluminum sulfide 2ΣC∞v
441 AlS- aluminum monosulfide anion 1ΣC∞v
442 AlS+ aluminum monosulfide cation 1ΣC∞v
443 BO+ boron monoxide cation 1ΣC∞v
444 CO Carbon monoxide 1ΣC∞v
445 CO Carbon monoxide 3ΠC∞v
446 CO- carbon monoxide anion 2ΠC∞v
447 CO+ carbon monoxide cation 2ΣC∞v
448 CS carbon monosulfide 1ΣC∞v
449 CS- carbon monosulfide anion 2ΠC∞v
450 CS+ carbon monosulfide cation 2ΣC∞v
451 SiO Silicon monoxide 1ΣC∞v
452 SiO- silicon monoxide anion 2ΠC∞v
453 SiO+ silicon monoxide cation 2ΣC∞v
454 SiS silicon monosulfide 1ΣC∞v
455 SiS- silicon monosulfide anion 2ΠC∞v
456 SiS+ silicon monosulfide cation 2ΣC∞v
457 NO Nitric oxide 2ΠC∞v
458 NO- nitric oxide anion 3ΣC∞v
459 NO- nitric oxide anion 1ΔC∞v
460 NO+ nitric oxide cation 1ΣC∞v
461 NS Mononitrogen monosulfide 2ΠC∞v
462 NS- nitrogen sulfide anion 3ΣC∞v
463 NS- nitrogen sulfide anion 1ΣC∞v
464 NS+ nitrogen sulfide cation 1ΣC∞v
465 PO Phosphorus monoxide 2ΠC∞v
466 PO- phosphorus monoxide anion 3ΣC∞v
467 PO+ phosphorus monoxide cation 1ΣC∞v
468 PS phosphorus sulfide 2ΣC∞v
469 PS- phosphorus monosulfide anion 3ΣC∞v
470 PS- phosphorus monosulfide anion 1ΣC∞v
471 PS+ phosphorus monosulfide cation 1ΣC∞v
472 O2 Oxygen diatomic 3ΣgD∞h
473 O2 Oxygen diatomic 1ΔgD∞h
474 O2- oxygen diatomic anion 2ΠD∞h
475 O2-- dioxygen dianion   
476 O2+ diatomic oxygen cation 2ΠgD∞h
477 SO Sulfur monoxide 3ΣC∞v
478 SO Sulfur monoxide 1ΣC∞v
479 SO- sulfur monoxide anion 2ΠC∞v
480 SO+ sulfur monoxide cation 2ΠC∞v
481 S2 Sulfur diatomic 3ΣgD∞h
482 S2 Sulfur diatomic 1ΣD∞h
483 S2- sulfur diatomic anion 2ΠD∞h
484 S2+ sulfur diatomic cation 2ΠD∞h
485 LiOH lithium hydroxide 1ΣC∞v
486 NaOH sodium hydroxide 1ΣC∞v
487 BeOH beryllium monohydroxide 2A'Cs
488 BeOH beryllium monohydroxide 2ΣC∞v
489 MgOH magnesium hydroxide 2A'Cs
490 HBO Boron hydride oxide 1ΣC∞v
491 HBS hydrogen boron sulfide 1ΣC∞v
492 COH Hydroxymethylidyne   
493 COH+ Carbon Monoxide, protonated 1ΣC∞v
494 HCO Formyl radical 2A'Cs
495 HCO- formyl anion 1A'Cs
496 HCO+ Formyl cation 1ΣC∞v
497 HCS Thioformyl radical 2A'Cs
498 HCS- Thioformyl anion 1A'Cs
499 HCS+ Thioformyl cation 1ΣC∞v
500 HNO Nitrosyl hydride 1A'Cs
501 HNO- Nitrosyl hydride anion 2A"Cs
502 HNO+ Nitrosyl hydride cation 2A'Cs
503 NOH Hydroxyimidogen 3A"Cs
504 NOH+ O-protonated nitric oxide 2A'Cs
505 HNS Sulfur imide 1A'Cs
506 HNS- Sulfur imide anion 2ACs
507 HO2 Hydroperoxy radical 2A"Cs
508 HO2- Hydroperoxy anion 1A'Cs
509 HO2+ Hydroperoxy cation 3A"Cs
510 HO2+ Hydroperoxy cation 1A'Cs
511 HSO+ Sulfur Monoxide, S-protonated   
512 SOH Sulfur Hydroxide   
513 SOH+ Sulfur Monoxide, protonated   
514 HS2 Thiosulfeno radical 2A"Cs
515 H2CO Formaldehyde 1A1C2v
516 H2CO- formaldehyde anion 2A'Cs
517 H2CO- formaldehyde anion   
518 H2CO+ formaldehyde cation 2B2C2v
519 HOCH hydroxycarbene 1A'CS trans
520 HOCH hydroxycarbene 1A'CS cis
521 H2CS Thioformaldehyde 1A1C2v
522 H2CS- thioformaldehyde anion   
523 H2CS- thioformaldehyde anion   
524 H2CS+ thioformaldehyde cation 2B2C2v
525 H2NO nitroxide 2B1C2v
526 H2NO nitroxide 2A'Cs
527 H2O2 Hydrogen peroxide 1AC2
528 H2O2 Hydrogen peroxide 1AgC2h
529 H2O2+ Hydrogen peroxide cation 2BgC2h
530 H2O2+ Hydrogen peroxide cation 2A1C2v
531 H2OO water oxide   
532 HOSH hydrogen thioperoxide   
533 H2S2 Disulfane 1AC2
534 H2S2+ hydrogen disulfide cation 2BgC2h
535 CH2OH Hydroxymethyl radical 2AC1
536 CH2OH+ hydroxymethyl cation 1A'Cs
537 CH3O Methoxy radical 2A'C1
538 CH3O- methoxy anion 1A1C3v
539 CH3O+ Methoxy cation 3A1C3v
540 H2CSH+ Thioformaldehyde, protonated 1A'Cs
541 NH2OH hydroxylamine 1A'Cs
542 NH2OH+ Hydroxylamine cation   
543 NH3O Ammonia Oxide 1A1C3v
544 H2POH Phosphinous acid 1A1'CS trans
545 H2POH Phosphinous acid 1A1'CS cis
546 H3PO Phosphine oxide 1A1C3v
547 NH2SH Thiohydroxylamine   
548 NH2SH Thiohydroxylamine   
549 NH3S sulfidoazane   
550 H3O2+ hydrogen peroxide, protonated 1A'Cs
551 CH3OH Methyl alcohol 1A'Cs
552 CH3OH- Methyl alcohol anion 2A'Cs
553 CH3OH- Methyl alcohol anion 2A'CS eclipsed
554 CH3OH+ Methyl alcohol cation 2A"Cs
555 CH3OH+ Methyl alcohol cation 2AC1
556 CH3SH Methanethiol 1A'Cs
557 CH3SH+ Methanethiol cation 2A"Cs
558 SiH3OH silanol   
559 NH2OH2+ protonated hydroxylamine   
560 NH3OH+ N-protonated hydroxylamine   
561 H2OH2O water dimer 1A'Cs
562 CH3OH2+ Methanol, protonated 1A'Cs
563 CH3SH2+ protonated methylsulfide 1A'Cs
564 H2ONH3 Water Ammonia Dimer 1A'C1
565 H5O2+ Dihydroxonium ion 1AC2
566 LiF lithium fluoride 1ΣC∞v
567 LiCl lithium chloride 1ΣC∞v
568 LiCl- lithium chloride anion 2ΣC∞v
569 LiCl+ lithium chloride cation 2ΠC∞v
570 NaF sodium fluoride 1ΣC∞v
571 NaF- sodium fluoride anion 2ΣC∞v
572 NaF+ sodium fluoride cation 2ΣC∞v
573 NaCl Sodium Chloride 1ΣC∞v
574 NaCl- sodium chloride anion 2ΣC∞v
575 NaCl+ sodium chloride cation 2ΠC∞v
576 LiF- lithium fluoride anion 2ΣC∞v
577 LiF+ lithium fluoride cation 2ΠC∞v
578 BeF Beryllium monofluoride 2ΣC∞v
579 BeF- Beryllium monofluoride anion 1ΣC∞v
580 BeF+ Beryllium monofluoride cation 1ΣC∞v
581 BeCl beryllium monochloride 2ΣC∞v
582 MgF Magnesium monofluoride 2ΣC∞v
583 MgF- magnesium fluoride anion 1ΣC∞v
584 MgF+ magnesium fluoride cation 1ΣC∞v
585 MgCl magnesium monochloride 2ΣC∞v
586 MgCl- magnesium monochloride anion 1ΣC∞v
587 MgCl+ magnesium monochloride cation 1ΣC∞v
588 BeCl- beryllium monochloride anion 1ΣC∞v
589 BeCl+ beryllium monochloride cation 1ΣC∞v
590 BF Boron monofluoride 1ΣC∞v
591 BF- Boron monofluoride anion 2ΠC∞v
592 BF+ Boron monofluoride cation 2ΣC∞v
593 AlF Aluminum monofluoride 1Σ+C∞v
594 AlF- Aluminum monofluoride anion 2ΠC∞v
595 AlF+ Aluminum monofluoride cation 2ΣC∞v
596 BCl boron monochloride 1ΣC∞v
597 BCl- boron monochloride anion 2ΠC∞v
598 BCl+ boron monochloride cation 2ΣC∞v
599 AlCl Aluminum monochloride 1ΣC∞v
600 AlCl- aluminum monochloride anion 2ΠC∞v
601 AlCl+ aluminum monochloride cation 2ΣC∞v
602 CF Fluoromethylidyne 2ΠC∞v
603 CF- carbon monofluoride anion 3ΣC∞v
604 CF- carbon monofluoride anion 1ΣC∞v
605 CF+ carbon monofluoride cation 1ΣC∞v
606 CCl carbon monochloride 2ΠC∞v
607 CCl- carbon monochloride anion 3ΣC∞v
608 CCl+ carbon monochloride cation 1ΣC∞v
609 SiF silicon monofluoride 2ΠC∞v
610 SiF- silicon monofluoride anion 3ΣC∞v
611 SiF+ silicon monofluoride cation 1ΣC∞v
612 SiCl Clorosilylidyne 2ΠC∞v
613 SiCl- silicon monochloride anion 3ΣC∞v
614 SiCl+ silicon monochloride cation 1ΣC∞v
615 NF nitrogen fluoride 3ΣC∞v
616 NF nitrogen fluoride 1ΣC∞v
617 NF- nitrogen monofluorine anion 2ΠC∞v
618 NF+ nitrogen monofluoirde cation 2ΠC∞v
619 NCl nitrogen monochloride 3ΣC∞v
620 NCl nitrogen monochloride 1ΣC∞v
621 NCl- nitrogen monochloride anion 2ΠC∞v
622 NCl+ nitrogen monochloride cation 2ΠC∞v
623 PF phosphorus monofluoride 3ΣC∞v
624 PF phosphorus monofluoride 1ΔC∞v
625 PF- phosphorus monofluoride anion 2ΠC∞v
626 PF+ phosphorus monofluoride cation 2ΠC∞v
627 PCl phosphorus chloride 3ΣC∞v
628 PCl phosphorus chloride 1ΣC∞v
629 PCl- phosphorus monochloride anion 2ΠC∞v
630 PCl+ phosphorus monochloride cation 2ΠC∞v
631 FO Oxygen monofluoride 2ΠC∞v
632 FO- flourine oxide anion 1ΣC∞v
633 FO+ fluorine monoxide cation 3ΣC∞v
634 ClO Monochlorine monoxide 2ΠC∞v
635 ClO- chlorine monoxide anion 1ΣC∞v
636 ClO+ chlorine monoxide cation 3ΣC∞v
637 ClO+ chlorine monoxide cation 1ΣC∞v
638 SF Monosulfur monofluoride 2ΠC∞v
639 SF- sulfur monofluoride anion 1ΣC∞v
640 SF+ sulfur monofluoride cation 3ΣC∞v
641 SF+ sulfur monofluoride cation 1ΣC∞v
642 SCl sulfur monochloride 2ΠC∞v
643 SCl- sulfur monochloride anion 1ΣC∞v
644 SCl+ sulfur monochloride cation 3ΣgC∞v
645 SCl+ sulfur monochloride cation 1ΣC∞v
646 F2 Fluorine diatomic 1ΣgD∞h
647 F2- flourine diatomic anion 2ΣuD∞h
648 F2+ flourine diatomic cation 2ΠgD∞h
649 ClF Chlorine monofluoride 1Σ+C∞v
650 ClF+ clorine monofluoride cation 2ΠC∞v
651 Cl2 Chlorine diatomic 1ΣgD∞h
652 Cl2- chlorine diatomic anion 2ΣuD∞h
653 Cl2+ chlorine diatomic cation 2ΠgD∞h
654 HCF Fluoromethylene 1A'Cs
655 HCF Fluoromethylene 3A"Cs
656 HCCl Chloromethylene 1A'Cs
657 HCCl Chloromethylene 3A"Cs
658 HSiF fluorosilylene   
659 HSiCl Chlorosilylene   
660 HOF Hypofluorous acid 1A'Cs
661 DOCl Hypochlorous acid-d 1A'Cs
662 HOCl hypochlorous acid 1A'Cs
663 HOCl+ hypochlorous acid cation   
664 F2H+ Fluorine, protonated 1A'Cs
665 FHF- Hydrogen difluoride anion 1ΣgD∞h
666 ClFH+ Chlorine fluoride, F-protonated   
667 FClH+ Chlorine fluoride, Cl-protonated   
668 Cl2H+ Chlorine, protonated 1A'Cs
669 CH2F fluoromethyl radical 2ACs
670 CH2F+ fluoromethyl cation   
671 CH2Cl+ chloromethyl cation   
672 CH2Cl chloromethyl radical 2A'Cs
673 CH2Cl chloromethyl radical 2B1C2v
674 NH2F monofluoroamine 1A'Cs
675 NH2Cl chloramine 1A'Cs
676 CH3F+ methyl fluoride cation   
677 CD3F methylfluoride-d3 1A1C3v
678 CH3F Methyl fluoride 1A1C3v
679 CD3Cl methyl chloride d3 1A1C3v
680 CH3Cl Methyl chloride 1A1C3v
681 CH3Cl+ Methyl chloride cation   
682 SiH3F monofluorosilane 1A1C3v
683 SiH3Cl chlorosilane 1A1C1
684 GeH3Cl monochlorogermane   
685 NH3Cl+ protonated monochloroammonia   
686 CH3ClH+ methyl chloride, protonated   
687 NH4Cl Ammonium chloride   
688 Li3 Lithium trimer 2B2C2v
689 Li3+ Lithium trimer cation 1A1'D3h
690 C3 carbon trimer 1ΣgD∞h
691 C3 carbon trimer 1A1C2v
692 C3+ carbon trimer cation 2ΣuD∞h
693 SiC2 Silicon dicarbide   
694 C3H3 cyclopropenyl radical 2A'Cs
695 C3H3 Propargyl radical 2B1Cs
696 C3H3- Propargyl anion 1A'Cs
697 C3H3+ cyclopropenyl cation 1A1D3h
698 C3H3+ Propargyl cation 1A1C2v
699 C3H4 cyclopropene 1A1C2v
700 CH2CCH2 allene 1A1D2d
701 CH3CCH propyne 1A'C3v
702 C3H5 Allyl radical 2A2C2v
703 C3H5+ Allyl cation 1A1C2v
704 CH3CHCH 1-propenyl radical 2A'Cs
705 C3H6 Cyclopropane 1A1'D3h
706 CH2CHCH3 Propene 1A'Cs
707 C3H7 n-Propyl radical 2A"C1
708 C3H7+ cyclopropane, protonated   
709 CH3CHCH3 Isopropyl radical 2AC2
710 CH3CHCH3+ Isopropyl cation 1AC2
711 C3H8 Propane 1A1C2v
712 SiH2(CH3)2 dimethylsilane 1A1C2v
713 Si3H8 trisilane   
714 LiCN lithium cyanide 1ΣC*V LiCN
715 LiCN lithium cyanide 1A'Cs
716 LiCN lithium cyanide 1ΣC*V LiNC
717 NaCN Sodium Cyanide 1ΣC∞v
718 NaCN Sodium Cyanide 1ACs
719 NaCN Sodium Cyanide 1ΣC∞v
720 AlCN Aluminum monocyanide   
721 AlNC Aluminum isocyanide   
722 CN2 3H-Diazirin-3-ylidene 1A1C2v
723 CNN Diazocarbene   
724 NCN Cyanoimidogen 3ΣgD∞h
725 NCN Cyanoimidogen 1ΣgD∞h
726 N3 azide radical 2ΠgD∞h
727 N3- azide anion 1ΣGD∞h
728 N3+ azide cation 3ΣgD∞h
729 N3+ azide cation 3ΣC∞v
730 HCCN cyanomethylene 3A"Cs
731 HCCN cyanomethylene 3ΣC∞v
732 HCCN cyanomethylene   
733 HN3 hydrogen azide 1A'Cs
734 HN3+ Hydrazoic acid cation   
735 HNCNH diiminomethane 1AC2
736 CH2N2 diazirine 1A1C2v
737 CH2NN diazomethane 1A1C2v
738 NH2CN cyanamide 1A'Cs
739 NH2CN cyanamide 1A1C2v
740 HNNNH+ 1,2-Triazadienium   
741 NH2NN+ hydrazoic acid, protonated   
742 CH3CN Acetonitrile 1A1C3v
743 CH3CN- acetonitrile anion 2EC3v
744 CH3CN- acetonitrile anion 2A'Cs
745 CH3CN+ Acetonitrile cation 2EC3v
746 CH3CN+ Acetonitrile cation 2A"Cs
747 CH3NC methyl isocyanide 1A1C3v
748 CHNCH2 2H-Azirine   
749 CHNHCH 1H-Azirine   
750 H2CCNH Ethenimine   
751 H2CNCH methyleneaminomethylene   
752 HCCNH2 Ethynamine   
753 HCNCH2+ 2H-Azirine cation   
754 HNCNH2+ diiminomethane, protonated 1A'Cs
755 NCNH3+ Cyanamide, protonated 1A1C3v
756 NH2CNH+ cyanamide, cn protonated   
757 NH3CN+ cyanamide, amine protonated   
758 CH2CHNH vinylazine 2A"CS cis
759 CH2CHNH vinylazine 2A"CS trans
760 CH3CHN methylmethaniminyl radical 2A'Cs
761 NHCHNH2 aminomethanimine 1AC1
762 C2H5N Aziridine 1A'C1
763 CH2CHNH2 aminoethene 1AC1
764 CH2NCH3 N-methylmethanimine 1A'Cs
765 CH3CHNH ethanimine 1A'CS NH up
766 CH3CHNH ethanimine 1A'CS NH down
767 C2H5NH+ Protonated Aziridine 1A1C2v
768 C2H6N+ aziridine, protonated 1A1C2v
769 NH2CH2NH2 diaminomethane 1A1C2v
770 CH3CH2NH2 Ethylamine 1A'Cs
771 CH3CH2NH2 Ethylamine   
772 CH3NHCH3 Dimethylamine 1A'Cs
773 CH3PHCH3 dimethylphosphine 1A'Cs
774 (CH3)2NH2+ dimethylammonium cation 1A1C2v
775 CH3CH2NH3+ ethylamine, protonated 1A'Cs
776 Li2O dilithium oxide 1ΣgD∞h
777 Li2O+ dilithium oxide cation 2ΠD∞h
778 Li2S dilithium sulfide 1ΣGD∞h
779 Li2S dilithium sulfide 1A1C2v
780 Na2O disodium monoxide 1ΣgLinear
781 Na2O disodium monoxide 1A1C2v
782 Na2S Sodium sulfide   
783 Na2S Sodium sulfide   
784 LiO2 Lithium dioxide   
785 NaO2 Sodium superoxide   
786 CCO Dicarbon monoxide 3ΣC∞v
787 CCO Dicarbon monoxide 1ΠC∞v
788 CNO- fulminate 1ΣC∞v
789 NCO isocyanato radical 2ΠC∞v
790 NCO- cyanate 1ΣC∞v
791 SCN thiocyanato radical 2ΠC∞v
792 SCN- thiocyanide anion 1ΣC∞v
793 BO2 Boron dioxide 2A'D∞h
794 BO2- Boron dioxide anion 1ΣgD∞h
795 BO2+ Boron dioxide cation 3ΣgD∞h
796 N2O Nitrous oxide 1ΣC∞v
797 N2O- Nitrous oxide anion 2A'Cs
798 N2O+ Nitrous oxide cation 2ΠC∞v
799 NNS Nitrogen sulfide 1ΣC∞v
800 PPO Phosphorus oxide phosphide 1ΣC∞v
801 CO2 Carbon dioxide 1ΣgD∞h
802 CO2- Carbon dioxide anion 2A1C2v
803 CO2+ Carbon dioxide cation 2ΠgD∞h
804 CO2+ Carbon dioxide cation 2ΠC∞v
805 OCS Carbonyl sulfide 1ΣC∞v
806 OCS+ Carbonyl sulfide cation 2ΠC∞v
807 SiO2 silicon dioxide 1ΣgD∞h
808 CS2 Carbon disulfide 1ΣgD∞h
809 CS2- Carbon disulfide anion 2A1C2v
810 CS2+ Carbon disulfide cation 2ΠD∞h
811 SiS2 Silicon disulfide 1ΣGD∞h
812 NO2 Nitrogen dioxide 2A1C2v
813 NO2- Nitrogen dioxide anion 1A1C2v
814 NO2+ Nitrogen dioxide cation 1ΣGD∞h
815 NSO sulfinyl amidogen   
816 PO2 Phosphorus dioxide 2A1C2v
817 PO2- Phosphorus dioxide anion 1A1C2v
818 PO2+ Phosphorus dioxide cation 1ΣGD∞h
819 SNO Nitrogen oxide sulfide   
820 O3 Ozone 1A1Cs
821 O3- Ozone anion 2B1C2v
822 O3+ Ozone cation 2A1C2v
823 SO2 Sulfur dioxide 1A1C2v
824 SO2- Sulfur dioxide anion 2B1C2v
825 SO2+ Sulfur dioxide cation 2A1C2v
826 SSO Disulfur monoxide 1A'Cs
827 S3 Sulfur trimer 1A1C2v
828 S3 Sulfur trimer   
829 S3- Sulfur trimer anion 2B1C2v
830 S3+ Sulfur trimer cation 2B2C2v
831 HCCO ketenyl radical 2ΠC∞v
832 HCCO ketenyl radical 2A"Cs
833 HCNO fulminic acid 1ΣC∞v
834 HCNO fulminic acid 1A'Cs
835 HNCO Isocyanic acid 1A'Cs
836 HOCN cyanic acid 1A'Cs
837 HNCS Isothiocyanic acid   
838 HNCS Isothiocyanic acid   
839 HSCN thiocyanic acid 1A'Cs
840 HCO2- formate anion 1A1C2v
841 HNNO+ Nitrous oxide, N-protonated 1A'Cs
842 NNOH+ Nitrous Oxide, O-protonated 1A'Cs
843 HCOO formate neutral radical 2A'Cs
844 HOCO Hydrocarboxyl radical 1A'cis
845 HOCO Hydrocarboxyl radical 1A'trans
846 HOCO+ Hydrocarboxyl cation 1A'Cs
847 HNO2 Nitrous acid 1A'Cs
848 HNO2+ nitrous acid cation 2A'Cs
849 O3H+ protonated ozone 1A'Cs
850 O3H+ protonated ozone   
851 SO2H+ protonated sulfur dioxide 1A'Cs
852 C2H2O Oxirene 1A1C2v
853 CH2CO Ketene 1A1C2v
854 CH2CO+ Ketene cation 2B1C2v
855 HCCOH ethynol 1A'Cs
856 CH2CS Thioketene   
857 Be(OH)2 Beryllium hydroxide   
858 Be(OH)2 Beryllium hydroxide   
859 Be(OH)2 Beryllium hydroxide   
860 Mg(OH)2 Magnesium dihydroxide 1AC2
861 Mg(OH)2 Magnesium dihydroxide 1ΣgD∞h
862 NH2NO Nitrosamide 1AC1
863 CH2O2 Dioxirane 1A1C2v
864 H2COO Dioxymethyl radical 2A'Cs
865 H2COO+ dioxymethyl cation 2A'Cs
866 HCOOH Formic acid 1A'Cs
867 HCOOH Formic acid   
868 H2O3 Hydrogen trioxide 1AC2
869 HSSSH trisulfane 1AC2
870 HSSSH trisulfane 1A'Cs
871 NaOCH3 Sodium methoxide 1A1C3v
872 CH2BOH hydroxy(methylene)borane 1A'Cs
873 BH3CO Borane carbonyl 1A1C3v
874 CH3BO Borane, methyloxo- 1A1C3v
875 CH2CHO Vinyloxy radical 2A"Cs
876 CH2COH+ ketene, protonated   
877 CH3CO Acetyl radical 2A'Cs
878 CH3CO+ acetyl cation 1A1C3v
879 CH2NOH formaldoxime 1A'Cs
880 CH3NO nitrosomethane 1A'Cs
881 CHONH2 formamide 1A'Planar
882 CHONH2 formamide 1ANon-Planar
883 CNOH3 1,2-oxaziridine 1AC1
884 HOCHNH hydroxymethylimine 1A'CS H all up
885 HOCHNH hydroxymethylimine 1A'CS OH down
886 HOCHNH hydroxymethylimine 1A'CS CH up
887 CHSNH2 thioformamide   
888 NHCHSH Methanimidothioic acid   
889 CH2OOH CH2OOH radical 2AC1
890 CH3OO methylperoxy radical 2A"Cs
891 CH3OO- methylperoxy anion 1A'Cs
892 CH3OO+ methylperoxy cation 1A'Cs
893 C2H4O Ethylene oxide 1A1C2v
894 C2H4O+ ethylene oxide cation   
895 CH2CHOH ethenol 1A'Cs
896 CH3CHO Acetaldehyde 1A'Cs
897 CH3CHO+ acetaldehyde cation   
898 H2COCH2+ Methyl, (methyleneoxoniumyl)-   
899 C2H4S Thiirane 1A1C2v
900 CH2CHSH Ethenethiol   
901 CH3CHS Thioacetaldehyde 1A'C1
902 H2CONH2+ protonated formamide 1A'Cs
903 NH2CHOH+ Formamide, O-protonated   
904 CH2(OH)2 methanediol 1AC2
905 CH3OOH Methyl peroxide 1AC1
906 CH3SSH Hydrogen methyl disulfide   
907 HSCH2SH Methanedithiol   
908 H2OH2CO water formaldehyde dimer 1AC1
909 C2H4OH+ ethylene oxide, protonated 1A'Cs
910 CH2CH2OH 2-hydroxy ethyl radical 2A'Cs
911 CH2CH2OH 2-hydroxy ethyl radical 2AC1
912 CH3CH2O Ethoxy radical 2A'Cs
913 CH3CHOH 1-hydroxy-ethyl radical 2AC1
914 CH3CHOH+ acetaldehyde, protonated 1A'Cs
915 CH3OCH2 methoxymethyl radical 2AC1
916 NH2CH2OH aminomethanol   
917 CH3CH2OH Ethanol 1A'Cs
918 CH3OCH3 Dimethyl ether 1A1C2v
919 CH3CH2SH ethanethiol 1A'Cs
920 CH3CH2SH ethanethiol 1AC1
921 CH3SCH3 Dimethyl sulfide 1A1C2v
922 CH3SCH3+ dimethyl sulfide cation   
923 H2OCH3OH water methanol dimer 1AC1
924 CNF iso cyanogen fluoride 1ΣC∞v
925 FCN Cyanogen fluoride 1ΣC∞v
926 ClCN chlorocyanogen 1ΣC∞v
927 FBO Boron monofluoride monoxide   
928 BeF2 Beryllium fluoride 1ΣgD∞h
929 MgF2 Magnesium fluoride 1ΣgD∞h
930 BeCl2 Beryllium chloride 1ΣgD∞h
931 MgCl2 Magnesium dichloride 1ΣgC2v
932 FCO Carbonyl fluoride 2A'Cs
933 FCO+ Carbonyl fluoride cation 1ΣC∞v
934 ClCO carbonyl monochloride 2A'Cs
935 BF2 Boron difluoride radical 2A1C2v
936 FNO Nitrosyl fluoride 1A'Cs
937 ClNO Nitrosyl chloride 1A'Cs
938 FNS Thionitrosyl fluoride 1A'Cs
939 FSN Thiazyl fluoride 1A'Cs
940 OPCl Phosphorus oxychloride   
941 CF2 Difluoromethylene 1A1D∞h
942 CF2 Difluoromethylene 3B1C2v
943 CF2- Difluoromethylene anion 2B1C2v
944 CF2+ Difluoromethylene cation 2A1C2v
945 CFCl chlorofluoromethylene 1A'Cs
946 SiF2 Silicon difluoride 1A1C2v
947 SiF2 Silicon difluoride 3B1C2v
948 SiF2+ Silicon difluoride cation 2A1C2v
949 CCl2 dichloromethylene 1A1C2v
950 CCl2- dichloromethylene anion 2B1C2v
951 CCl2+ dichloromethylene cation 2A1C2v
952 SiCl2 Dichlorosilylene 1A1C2v
953 FOO+ Fluorine dioxide cation   
954 ClOO chloroperoxy radical 2A"Cs
955 ClOO+ chloroperoxy cation 1A'Cs
956 OClO Chlorine dioxide 2B1D∞h
957 OClO- Chlorine dioxide anion 1A'Cs
958 OClO+ Chlorine dioxide cation 1A1C2v
959 ClSO Sulfur chloride oxide 2A"Cs
960 ClS2 Sulfur chloride 2A"Cs
961 NF2 Difluoroamino radical 2B1C2v
962 NF2+ Difluoroamino cation 1A1C2v
963 PF2 Phosphorus difluoride   
964 PF2+ Phosphorus difluoride cation   
965 FClO chlorosyl fluoride 1A'Cs
966 F2O Difluorine monoxide 1A1C2v
967 ClOF Chlorine hypofluorite 1A'Cs
968 SF2 sulfur difluoride 1A1C2v
969 SF2- sulfur difluoride anion 2A'Cs
970 SF2- sulfur difluoride anion 2ΠD∞h
971 SF2+ sulfur difluoride cation 2B1C2v
972 Cl2O Dichlorine monoxide 1A1C2v
973 SCl2 Sulfur dichloride 1A1C2v
974 F3- trifluoride anion 1ΣgD∞h
975 Cl3- trichloride anion 1ΣgD∞h
976 SFCl Sulfur chloride fluoride   
977 HCCF Fluoroacetylene 1ΣC∞v
978 HCCF+ fluoroacetylene cation 2ΠC∞v
979 HCCCl Chloroacetylene 1ΣC∞v
980 HFCO formyl fluoride 1A'Cs
981 HFCO+ formyl fluoride cation 2A'Cs
982 COHCl Formyl chloride 1A'Cs
983 BHF2 Difluoroborane 1A1C2v
984 BHCl2 Borane, dichloro- 1A1C2v
985 CHCl2 dichloromethyl radical 2B1C2v
986 CHCl2 dichloromethyl radical 2A'Cs
987 CHF2 difluoromethyl radical 2ACs
988 CHF2+ difluoromethyl cation   
989 CHFCl Chlorofluoromethyl radical   
990 CHFCl+ Chlorofluoromethyl cation   
991 CHCl2+ dichloromethyl cation   
992 HOClO Chlorous acid 1AC1
993 NHF2 difluoramine   
994 NHCl2 dichloroamine   
995 CH2F2 Methane, difluoro- 1A1C2v
996 CH2FCl fluorochloromethane 1A'Cs
997 SiH2F2 difluorosilane   
998 CH2Cl2 Methylene chloride 1A1C2v
999 SiH2Cl2 dichlorosilane 1A1C2v
1000 CH2CHF Ethene, fluoro- 1A'Cs
1001 C2H3Cl Ethene, chloro- 1A'Cs
1002 CH2FOH fluoromethanol   
1003 CH3OCl methyl hypochlorite 1A'Cs
1004 CH2CH2Cl 2-chloroethyl radical 2A'Cs
1005 CHClCH3 1-chloroethyl radical 2AC1
1006 C2H5F fluoroethane 1A'Cs
1007 CH3CH2Cl Ethyl chloride 1A'Cs
1008 B4H10 Tetraborane(10) 1A1C2v
1009 C4 Carbon tetramer 3ΣgD∞h
1010 C4 Carbon tetramer   
1011 C4+ Carbon tetramer cation 2ΠgD∞h
1012 C4H2 Diacetylene 1ΣgD∞h
1013 C4H2+ diacetlyene cation 2ΠgD∞h
1014 C2H3CCH 1-Buten-3-yne 1A'C1
1015 C4H4 cyclobutadiene 1AgD2h
1016 C4H4 Tetrahedrane   
1017 H2CCCCH2 Butatriene 1AgD2h
1018 C4H6 1-Methylcyclopropene 1AC1
1019 C4H6 Cyclobutene 1A1C2v
1020 C4H6 Methylenecyclopropane 1A1C2v
1021 CH2CCHCH3 1,2-Butadiene 1A'C1
1022 CH2CHCHCH2 1,3-Butadiene 1AgC2h
1023 CH2CHCHCH2 1,3-Butadiene 1AC2
1024 CHCCH2CH3 1-Butyne 1A'Cs
1025 CH3CHCHCH2 methylallyl radical 2A"Cs
1026 C4H8 methylcyclopropane 1A'Cs
1027 CH2C(CH3)CH3 1-Propene, 2-methyl- 1A1C2v
1028 CH2CHCH2CH3 1-Butene 1AC1
1029 CH3CHCHCH3 2-Butene, (E)- 1AgC2h
1030 CH3CHCHCH3 2-Butene, (Z)- 1A1C2v
1031 Al(CH3)3 trimethyl aluminum 1A'C3h
1032 C(CH3)3 Tert-butyl radical 2A"C3v
1033 CH2CH(CH3)2 Isobutyl radical 2A'C1
1034 CH3CHCH2CH3 2-Butyl radical 1AC1
1035 CH3CH(CH3)CH3 Isobutane 1A1C3v
1036 CH3CH2CH2CH3 Butane 1AgAnti
1037 CH3CH2CH2CH3 Butane 1AGauche
1038 Li3N trilithium nitride 1A'D3h
1039 Li3N trilithium nitride 1A1C3v
1040 C2N2 Cyanogen 1ΣgD∞h
1041 C2N2+ Cyanogen cation 2ΠgD∞h
1042 P4 Phosphorus tetramer 1A1Td
1043 HCCCN Cyanoacetylene 1ΣC∞v
1044 HCCCN+ Cyanoacetylene cation 2ΠC∞v
1045 H2CNCN cyanamide, methylene   
1046 HNCCNH Ethenediimine   
1047 C3H3N acrylonitrile 1A'Cs
1048 C3H3N+ acrylonitrile cation 2A"Cs
1049 CH3N3 methyl azide 1A'Cs
1050 NH2CCNH2 Diaminoacetylene 1AC2
1051 NH2CCNH2 Diaminoacetylene 1A1D2d
1052 NH2CH2CN Aminoacetonitrile 1A'Cs
1053 CH3NHN2+ methyl azide, protonated 1AC1
1054 C2H5CN ethyl cyanide 1A'Cs
1055 CH5N3 Guanidine 1AC1
1056 C4H6 Bicyclo[1.1.0]butane 1A1C2v
1057 CH3NNCH3 (Z)-1,2-Dimethyldiazene 1A1C2v
1058 H2NCHCHNH2 diaminoethylene   
1059 CH6N3+ guanidinium 1A1'D3h
1060 CH6N3+ guanidinium 1A1D3
1061 C3H7N Cyclopropylamine 1A'C1
1062 CH7N3 triaminomethane   
1063 C4H8 cyclobutane 1A1D2d
1064 C2H8N2 Ethylenediamine 1AgC2h
1065 CH3NHNHCH3 dimethyl hydrazine 1AC2
1066 CH3CH(NH2)CH3 2-Propanamine 1A'Cs
1067 N(CH3)3 Trimethylamine 1A1C3v
1068 NH2CH2CH2CH3 1-Propanamine 1A'Cs
1069 P(CH3)3 trimethylphosphine 1A1C3v
1070 N(SiH3)3 trisilylamine   
1071 (CH3)3NH+ protonated trimethyl amine   
1072 C3H7NH3+ n-propylamine, protonated 1A'Cs
1073 Na2O2 disodium dioxide   
1074 C3O Tricarbon monoxide 1ΣC∞v
1075 B2O2 Diboron dioxide 1ΣgD∞h
1076 ONNO NO dimer 1Agtrans C2H
1077 ONNO NO dimer 1A1cis C2V
1078 S2N2 Disulfur dinitride 1AGD2h
1079 CO3-- carbonate 1A1'D3h
1080 CS3-- Carbonotrithioate   
1081 NO3 Nitrogen trioxide 2B2one long, two short
1082 NO3- nitrate anion 1A1'D3h
1083 NO3+ nitrogen trioxide cation 1A1C2v
1084 NO3+ nitrogen trioxide cation 1A1'D3h
1085 SO3 Sulfur trioxide 1A1'D3h
1086 SO3- Sulfur trioxide anion 2A1pyramidal
1087 SO3- Sulfur trioxide anion 2A2"planar
1088 SO3-- Sulfate dianion   
1089 SO3+ Sulfur trioxide cation 2A2'D3h
1090 S4 Sulfur tetramer   
1091 S4 Sulfur tetramer   
1092 S4 Sulfur tetramer   
1093 HCO3- bicarbonate anion   
1094 HNO3 Nitric acid 1A'Cs
1095 HSO3 Hydroxysulfonyl radical 2AC1
1096 NH2NO2 nitramide 1A'Cs
1097 C3H2O Propadienal   
1098 C3H2O Propadienal   
1099 C2H2O2 Ethanedial 1AgC2h
1100 H2CO3 Carbonic acid 1A1C2v
1101 H2NO3+ Nitric Acid, Protonated 1A1C2v
1102 H2SO3 Sulfurous acid 1A'Cs
1103 CH3NCO methylisocyante   
1104 HOCH2CN cyanomethanol   
1105 CH3COO- acetate anion 1A'eclipsed
1106 CH3NO2 Methane, nitro- 1A'Cs
1107 CH3ONO Methyl nitrite 1A'C1
1108 NH2COOH Carbamic acid 1A'Cs
1109 NH2COOH Carbamic acid 1AC1
1110 H3BO3 Boric acid 1A'C3h
1111 H3AlO3 Aluminum hydroxide   
1112 H3CO3+ carbonic acid, protonated 1A'C3h
1113 C3H4O allenol 1A'Cs
1114 C3H4O Cyclopropanone 1A1C2v
1115 CH2CHCHO Acrolein 1A'Cs
1116 CH2CHCHO Acrolein   
1117 NH2CONH2 Urea 1AC2
1118 NH2CONH2 Urea 1A'Cs
1119 NH2CONH2 Urea 1A1C2v
1120 NH2CSNH2 Thiourea 1AC2
1121 C2H4O2 1,3-dioxetane 1AgD2h
1122 CH3COOH Acetic acid 1A'Cs
1123 CH3OCHO methyl formate 1A'Cs
1124 CHOCH2OH hydroxy acetaldehyde 1A'CS H in
1125 NH2COOH2+ Carbamic acid, O-protonated 1AC1
1126 NH3COOH+ protonated Carbamic acid 1A'Cs
1127 H2OHCOOH Water formic acid dimer 2 1AC1
1128 CH3COCH2 Acetonyl radical 2A"Cs
1129 CH2C(OH)NH2 1-amino vinyl alchohol   
1130 CH3C(OH)=NH Ethaninidic acid   
1131 CH3CHNOH Acetaldoxime 1A'CS trans
1132 CH3CHNOH Acetaldoxime 1A'CS cis
1133 CH3CONH2 Acetamide 1A'C1
1134 HCONHCH3 N-methylformamide 1A'CS cis
1135 HCONHCH3 N-methylformamide 1A'CS trans
1136 CH3CSNH2 Ethanethioamide   
1137 CH5N2O+ urea, N-protonated 1A'Cs
1138 H2NCOHNH2+ urea, protonated 1A'Cs
1139 C2H5OO ethylperoxy radical 2A'Cs
1140 CH3NNCH3 (E)-1,2-Dimethyldiazene 1AGC2h
1141 C3H5OH Cyclopropanol 1AC1
1142 C3H6O 2-Propen-1-ol 1AC1
1143 C3H6O Acetone enol 1A'Cs
1144 C3H6O Oxetane 1A1C2v
1145 C3H6O Oxetane 1A'Cs
1146 C3H6O Propylene oxide 1AC1
1147 CH3CH2CHO Propanal 1A'Cs
1148 CH3COCH3 Acetone 1A1C2v
1149 CH3COCH3- acetone anion 2A'Cs
1150 C3H6S Thietane 1A'Cs
1151 C3H6S Thiirane, methyl- 1AC1
1152 CH3CSCH3 Thioacetone 1A1C2v
1153 C2H6O2 1,2-Ethanediol 1AgC2h
1154 CH3OOCH3 dimethylperoxide 1AgC2h
1155 CH3SOCH3 Dimethyl sulfoxide 1A'Cs
1156 CH2SHCH2SH 1,2-Ethanedithiol 1AgC2h
1157 CH3SSCH3 Disulfide, dimethyl 1AC2
1158 HOCH2CH2NH2 monoethanolamine 1AC1 OH in
1159 C3H7OH 1-Propanol 1A'Cs
1160 C3H7OH 1-Propanol   
1161 CH3CHOHCH3 Isopropyl alcohol 1AC1
1162 CH3OC2H5 Ethane, methoxy- 1A'Cs
1163 C3H7SH 1-Propanethiol 1A'Cs
1164 CH3CHSHCH3 2-Propanethiol 1A'Cs
1165 CH3SCH2CH3 Ethane, (methylthio)- 1A'Cs
1166 Li2F2 Lithium fluoride dimer   
1167 Na2Cl2 Disodium dichloride 1AgC2h
1168 C2F2 difluoroacetylene 1ΣgD∞h
1169 C2Cl2 dichloroacetylene 1ΣgC2h
1170 C2Cl2+ dichloroacetylene cation 2ΠUD∞h
1171 FNO2 Nitryl fluoride 1A1C2v
1172 FONO Nitrosyl hypofluorite 1A'CS cis
1173 ClNO2 Nitryl chloride 1A1C2v
1174 ClONO chlorine nitrite 1A'CS cis
1175 N2F2 (Z)-Difluorodiazene 1A1C2v
1176 N2F2 Dinitrogen difluoride, (E)- 1AgC2h
1177 CF2O Carbonic difluoride 1A1C2v
1178 CF2O+ Carbonic difluoride cation   
1179 COFCl Carbonic chloride fluoride 1A'Cs
1180 CCl2O Phosgene 1A1C2v
1181 Cl2CS Thiophosgene 1A1C2v
1182 BF3 Borane, trifluoro- 1A'D3h
1183 BF3- Borane, trifluoro- anion 2A1D3h
1184 BF3- Borane, trifluoro- anion 2A1C3v
1185 BF3+ boron trifluoride cation 2A2'D3h
1186 BF3+ boron trifluoride cation 2B2C2v
1187 BF3+ boron trifluoride cation   
1188 AlF3 Aluminum trifluoride 1A1'D3h
1189 BClF2 Chlorodifluoroborane   
1190 AlF2Cl Aluminum chloride difluoride 1A1C2v
1191 AlFCl2 Aluminum dichloride fluoride 1A1C2v
1192 BCl3 Borane, trichloro- 1A1'D3h
1193 BCl3+ Boron Trichloride cation   
1194 AlCl3 Aluminum trichloride 1A1'D3h
1195 ClO3- chlorate anion 1A1C3v
1196 CF3 Trifluoromethyl radical 2A1C3v
1197 CF3- Trifluoromethyl anion 1A1C3v
1198 CF3+ Trifluoromethyl cation 1A1'D3h
1199 CF2Cl difluorochloromethyl radical   
1200 SiF3 Silicon trifluoride radical 2A1C3v
1201 SiF3+ Silicon trifluoride cation 1A1'D3h
1202 CFCl2 dichlorofluoromethyl radical   
1203 CCl3 Trichloromethyl radical 2A1C3
1204 CCl3- Trichloromethyl anion 1A1C3v
1205 CCl3+ Trichloromethyl cation 1A1'D3h
1206 SiCl3 trichlorosilyl radical 2A1C3v
1207 SiCl3+ trichlorosilyl cation 1A1'D3h
1208 FOOF Perfluoroperoxide 1AC2
1209 ClO2F Chloryl fluoride 1A'Cs
1210 F2SO Thionyl Fluoride 1A'Cs
1211 ClOOCl Dichlorine dioxide 1AC2
1212 FSSF Difluorodisulfane 1AC2
1213 S2F2 Thio-thionyl fluoride 1A'Cs
1214 SOCl2 thionyl chloride 1A'Cs
1215 SSCl2 Thiothionyl chloride   
1216 NF3 Nitrogen trifluoride 1A1C3v
1217 NF3- Nitrogen trifluoride anion 2A1C3v
1218 NF3- Nitrogen trifluoride anion 2ACs
1219 NF3+ Nitrogen trifluoride cation 2A1C3v
1220 PF3 Phosphorus trifluoride 1A1C3v
1221 NCl3 nitrogen trichloride 1A1C3v
1222 PCl3 Phosphorus trichloride 1A1C3v
1223 ClSSCl Disulfur dichloride 1AC2
1224 SF3 Sulfur trifluoride 2A'Cs
1225 ClF3 Chlorine trifluoride 1A1'D3h
1226 ClF3 Chlorine trifluoride 1A1C2v
1227 HClO3 Chloric Acid 1A'Cs
1228 HClO3 Chloric Acid 1AC1
1229 CHF3 Methane, trifluoro- 1A1C3v
1230 CHF2Cl difluorochloromethane 1A'Cs
1231 SiHF3 trifluorosilane   
1232 CHFCl2 fluorodichloromethane 1A'Cs
1233 CDCl3 trichloromethane-d 1A1C3v
1234 CHCl3 Chloroform 1A1C3v
1235 SiHCl3 Trichlorosilane 1A1C3v
1236 NF3H+ protonated nitrogen trifluoride 1A1C3v
1237 C2H2F2 Ethene, 1,2-difluoro-, (E)- 1AgC2h
1238 C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1A1C2v
1239 CH2CF2 Ethene, 1,1-difluoro- 1A1C2v
1240 C2H2ClF 1-chloro-1-fluoroethylene 1A'Cs
1241 CHFCHCl (E)-1-chloro-2-fluoroethene 1A'Cs
1242 CHFCHClz (Z)-1-Chloro-2-fluoroethene 1A'Cs
1243 CH2CCl2 Ethene, 1,1-dichloro- 1A1C2v
1244 CHClCHCl Ethene, 1,2-dichloro-, (E)- 1AgC2h
1245 CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1A1C2v
1246 CH3COF Acetyl fluoride 1A'NULL
1247 CH2ClCHO chloroacetaldehyde 1AC1 bisecting, trans
1248 CH2ClCHO chloroacetaldehyde 1A'CS eclipsed, cis
1249 CH3COCl Acetyl Chloride 1A'Cs
1250 C2H4F2 1,2-difluoroethane 1AgC2H anti
1251 C2H4F2 1,2-difluoroethane 1AC2 gauche
1252 CH3CHF2 Ethane, 1,1-difluoro- 1A'Cs
1253 CH2FCH2Cl Ethane, 1-chloro-2-fluoro- 1A'Cs
1254 CH2FCH2Cl Ethane, 1-chloro-2-fluoro- 1AC1
1255 CH3CHFCl Ethane, 1-chloro-1-fluoro- 1AC1
1256 CH2ClCH2Cl Ethane, 1,2-dichloro- 1AgC2h
1257 CH2ClCH2Cl Ethane, 1,2-dichloro- 1AC2
1258 CH3CHCl2 Ethane, 1,1-dichloro- 1A'Cs
1259 CH2CHCH2F Allyl Fluoride   
1260 CH2CHCH2F Allyl Fluoride   
1261 CH3CHCHF trans-1-Fluoro-1-propene   
1262 C3H5Cl 1-Propene, 3-chloro- 1AC1
1263 C3H5Cl 1-chloro-1-propene(E) 1A'Cs
1264 C3H5Cl 1-chloro-1-propene(Z) 1A'Cs
1265 CH2FCH2OH 2-fluoroethanol   
1266 CH2ClCH2OH 2-Chloroethanol 1A'Cs
1267 CH2ClCH2OH2+ 2-chloroethanol, protonated 1AC1
1268 CH2FCH2CH3 1-Fluoropropane 1A'Cs
1269 CH2FCH2CH3 1-Fluoropropane   
1270 CH3CHFCH3 2-Fluoropropane 1A'Cs
1271 CH2ClCH2CH3 Propane, 1-chloro- 1A'anti
1272 CH2ClCH2CH3 Propane, 1-chloro- 1Agauche
1273 CH3CHClCH3 Propane, 2-chloro- 1A'Cs
1274 B5H9 pentaborane9   
1275 C5H4 pentatetraene   
1276 C5H5 cyclopentadienyl radical 2B1C2v
1277 C5H5- cylopentadienyl anion 1A1'D5h
1278 C5H6 1,3-Cyclopentadiene 1A1C2v
1279 C5H6 1-Buten-3-yne, 2-methyl- 1A'Cs
1280 C5H6 3-Penten-1-yne, (E)- 1A'Cs
1281 C5H6 3-Penten-1-yne, (Z)- 1A'Cs
1282 C5H6 Bicyclo[2.1.0]pent-2-ene 1A'Cs
1283 C5H6 Cyclopropylacetylene 1A'C1
1284 C5H6 Propellane 1A1D3h
1285 C5H7 cyclopentenyl radical 2A2C2v
1286 C5H8 1,2-Butadiene, 3-methyl- 1A1C2v
1287 C5H8 1,2-Pentadiene 1A'C1
1288 C5H8 1,3-Butadiene, 2-methyl- 1A'Cs
1289 C5H8 1,3-Pentadiene, (E)- 1A'C1
1290 C5H8 1,3-Pentadiene, (Z)- 1A'Cs
1291 C5H8 1,4-Pentadiene 1AC2
1292 C5H8 1-pentyne 1A'Cs
1293 C5H8 2,3-Pentadiene 1AC1
1294 C5H8 Bicyclo[1.1.1]pentane   
1295 C5H8 Cyclobutane, methylene- 1A'Cs
1296 C5H8 Cyclopentene 1A'Cs
1297 C5H8 Ethenylcyclopropane 1A'Cs
1298 C5H10 1-Butene, 2-methyl- 1AC1
1299 C5H10 2-Butene, 2-methyl- 1A'Cs
1300 C5H10 2-Pentene, (E)- 1A'Cs
1301 C5H10 2-Pentene, (Z)- 1AC1
1302 C5H10 Cyclopentane 1AC1
1303 C5H10 Cyclopropane, 1,1-dimethyl- 1A1C1
1304 CH2CHCH2CH2CH3 1-pentene 1AC1
1305 CH2CHCH2CH2CH3 1-pentene 1AC1
1306 C5H11 2-Methylbut-2-yl radical 1AC1
1307 C5H12 Butane, 2-methyl- 1AC1
1308 C5H12 Pentane 1A1C2v
1309 C5H12 Propane, 2,2-dimethyl- 1A1Td
1310 Si(CH3)4 tetramethylsilane 1A1Td
1311 N2O3 Dinitrogen trioxide 1A'Cs
1312 C3H2N2 Malononitrile 1A1Cs
1313 CH2N4 1H-Tetrazole 1A'Cs
1314 C3H3N2 imidazolyl radical 2B1C2v
1315 C3H3N2- imidizolyl anion 1A1C2v
1316 C4H4N pyrrolide radical 2A2C2v
1317 C4H4N- pyrrolide anion 1A1C2v
1318 C3H4N2 1H-Imidazole 1A'Cs
1319 C3H4N2 1H-Pyrazole 1A'Cs
1320 C3H4N2 2H-Imidazole 1A1C2v
1321 C3H4N2 4H-Imidazole 1A'Cs
1322 C4H5N (E)-2-Butenenitrile 1A'Cs
1323 C4H5N (Z)-2-Butenenitrile 1A'Cs
1324 C4H5N Cyclopropanecarbonitrile 1A'Cs
1325 C4H5N Pyrrole 1A1C2v
1326 C4H6N+ pyrrole, alpha-protonated 1A'Cs
1327 C4H6N+ pyrrole, beta-protonated 1A'Cs
1328 C4H6N+ pyrrole, protonated 1A1C2v
1329 C3H6N2 3-Aminopropionitrile 1A'Cs
1330 CH3CH(CH3)CN Propanenitrile, 2-methyl- 1A'Cs
1331 CH3CH2CH2CN Butanenitrile 1A'Cs
1332 C5H8 Bicyclo[2.1.0]pentane 1A'Cs
1333 C5H8 Spiropentane 1A1D2d
1334 C4H9N Cyclobutylamine 1A'Cs
1335 C4H9N Pyrrolidine 1A'Cs
1336 C3H10N2 1,2-Diaminopropane 1AC1
1337 C(NH2)H2C(CH3)HCH3 1-Propanamine, 2-methyl- 1AC1
1338 C(NH2)H2CH2CH2CH3 1-Butanamine 1A'Cs
1339 CH3C(NH2)HCH2CH3 2-Butanamine 1AC1
1340 NH(C2H5)2 diethylamine 1A'Cs
1341 NC4H12+ tetramethyl ammonium cation 1A1Td
1342 C3O2 Carbon suboxide 1ΣGD∞h
1343 C3O2+ Carbon suboxide cation 2ΠUD∞h
1344 B2O3 diboron trioxide   
1345 B2O3 diboron trioxide   
1346 MgCO3 Magnesium Carbonate 1A1C2v
1347 BeCO3 Beryllium Carbonate 1A1C2v
1348 ONONO Nitrosyl nitrite 1A1C2v
1349 PO4--- phosphate 1A1Td
1350 SO4-- sulfate 1A1Td
1351 HOONO2 peroxy nitric acid 1AC1
1352 HSO4- bisulfate anion 1A'Cs
1353 C3H2O2 Propiolic acid 1A'Cs
1354 CHOCOOH oxo acetic acid 1A'Cs
1355 CHOOCHO diformyl ether   
1356 H2SO4 Sulfuric acid 1AC1
1357 C3H3NO Isoxazole 1A'Cs
1358 C3H3NO Oxazole 1A'Cs
1359 C3H3NS Thiazole   
1360 CH3NO3 Methyl nitrate 1A'Cs
1361 H3PO4 Phosphoric Acid 1AC3
1362 C4H4O Furan 1A1C2
1363 CH3COCCH 3-butyn-2-one 1A'Cs
1364 C4H4S Thiophene 1A1C2v
1365 C3H4O2 β–Propiolactone 1A'Cs
1366 C3H4O2 2-Propenoic acid 1A'Cs
1367 C3H4O2 Methyl glyoxal 1A'Cs
1368 C3H4O2 propanedial 1AC1
1369 C3H4O2 propenalol 1A'Cs
1370 HOCHCCHOH allenediol 1AC2
1371 C2H4O3 1,2,3-trioxolane 1A'Cs
1372 C2H4O3 trioxolane124 1AC2
1373 HOCH2COOH Hydroxyacetic acid 1ACs
1374 CH2CHCONH2 Acrylamide 1ACs
1375 CH3OCH2CN Methoxyacetonitrile 1A'Cs
1376 CH3OCH2CN Methoxyacetonitrile 1AC1
1377 CH5N3S Hydrazinecarbothioamide 1AC1
1378 H2NCH2COOH Glycine 1A'Cs
1379 CH3SO2NH2 methanesulfonamide 1A'Cs
1380 C4H6O cis-2-butenal 1ACs
1381 C4H6O Cyclobutanone 1A1C2v
1382 C4H6O Furan, 2,3-dihydro- 1AC1
1383 C4H6O Furan, 2,5-dihydro- 1A1Cs
1384 CH2CHOCHCH2 Vinyl ether 1A1C2v
1385 CH2CHOCHCH2 Vinyl ether 1AC1
1386 CHOCHCHCH3 2-Butenal 1A'Cs
1387 C4H6S Thiophene, 2,3-dihydro- 1AC1
1388 C4H6S Thiophene, 2,5-dihydro- 1A1C2v
1389 CH2CHSCHCH2 Divinyl sulfide 1AC2v
1390 CH2CHSCHCH2 Divinyl sulfide   
1391 C2H6N2O Urea, methyl- 1AC1
1392 C3H6O2 1,3-Dioxolane 1AC1
1393 CH3CH2COOH Propanoic Acid 1A'Cs
1394 CH3COOCH3 methyl acetate 1A'Cs
1395 HCOOC2H5 Ethyl formate 1A'Cs
1396 C2H6O2S Dimethyl sulfone 1A1C2v
1397 CH3SSSCH3 dimethyl trisulfide 1AC2
1398 C3H7NO dimethylformamide 1A'Cs
1399 C3H7NO Propanamide 1A'C1
1400 C2H3OC2H5 Ethene, ethoxy- 1AC1
1401 C4H8O Cyclobutanol 1A'C1
1402 CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1AC1
1403 CH3COCH2CH3 2-Butanone 1AC1
1404 CHOCH(CH3)CH3 Propanal, 2-methyl- 1A'Cs
1405 CHOCH2CH2CH3 Butanal 1A'Cs
1406 C4H8S Thiophene, tetrahydro- 1AC1
1407 C3H8O2 1,3-Propanediol 1A1C1
1408 C3H8O2 Hydroperoxide, 1-methylethyl 1AC1
1409 C3H8O2 Methane, dimethoxy- 1AC2
1410 C3H8O2 Propylene glycol 1AC1
1411 C3H8S2 1,3-Propanedithiol 1A1C1
1412 C4H10O 1-Butanol 1A'Cs
1413 C4H10O 1-Propanol, 2-methyl- 1AC1
1414 C4H10O 2-Butanol, (.+/-.)- 1AC1
1415 C4H10O Ethanol, 1,1-dimethyl- 1AC1
1416 C4H10O Ethoxy ethane 1A1C2v
1417 C4H10O Methyl propyl ether 1AC1
1418 C4H10O Propane, 2-methoxy- 1A'Cs
1419 C(CH3)3SH 2-Propanethiol, 2-methyl- 1A'Cs
1420 C2H5SC2H5 Diethyl sulfide 1A1C2v
1421 C4H9SH 1-Butanethiol   
1422 CH2(SH)CH(CH3)CH3 1-Propanethiol, 2-methyl- 1AC1
1423 CH3C(SCH3)HCH3 Propane, 2-(methylthio)- 1AC1
1424 CH3CH(SH)CH2CH3 2-Butanethiol 1AC1
1425 FNO3 Fluorine nitrate 1A'Cs
1426 ClONO2 Chlorine nitrate 1A'Cs
1427 ClO4- perchlorate anion 1A1Td
1428 BF4- tetrafluoroboron anion 1A1Td
1429 ClFO3 Perchloryl fluoride 1A1Cs
1430 SO2F2 Sulfuryl fluoride 1A1C2v
1431 SO2Cl2 Sulfuryl chloride 1A1C2v
1432 F3NO Nitrogen trifluoride oxide 1A1C3v
1433 F3PO Phosphoryl fluoride 1A1C3v
1434 Cl3PO Phosphoryl chloride 1A1C3v
1435 CF4 Carbon tetrafluoride 1A1Td
1436 CF3Cl Methane, chlorotrifluoro- 1A1C3v
1437 SiF4 Silicon tetrafluoride 1A1Td
1438 CF2Cl2 difluorodichloromethane 1A1C2v
1439 CFCl3 Trichloromonofluoromethane 1A1C3v
1440 CCl4 Carbon tetrachloride 1A1Td
1441 SiCl4 Silane, tetrachloro- 1A1Td
1442 ClOF3 Chlorine trifluoride oxide 1A'Cs
1443 SF4 Sulfur tetrafluoride 1A1C2v
1444 SCl4 Sulfur tetrachloride   
1445 C2HF3 Trifluoroethylene 1A'Cs
1446 C2HF3+ Trifluoroethylene cation 2A"Cs
1447 CHClCCl2 Trichloroethylene 1A'Cs
1448 HClO4 perchloric acid 1ACs
1449 HSO3F Fluorosulfonic acid 1AC1
1450 CF3OH trifluoromethanol 1A'Cs
1451 CH2ClCCCl 1,3-dichloropropyne   
1452 CHCl2CCH 3,3-dichloropropyne   
1453 CHCl2CHO dichloroacetaldehyde 1AC1
1454 CHCl2CHO dichloroacetaldehyde   
1455 PF3CH2 phosphorane, trifluoromethylene- 1A'Cs
1456 CH3CF3 Ethane, 1,1,1-trifluoro- 1A1C3v
1457 CHF2CH2F Ethane, 1,1,2-trifluoro 1AC1
1458 CHF2CH2F Ethane, 1,1,2-trifluoro 1A'Cs
1459 CH3CF2Cl 1-Chloro-1,1-Difluoroethane 1A'Cs
1460 CH2ClCHCl2 1,1,2-trichloroethane 1AC1
1461 CH3CCl3 Ethane, 1,1,1-trichloro- 1A1C3v
1462 SiCl3CH3 methyltrichlorosilane 1A1C3v
1463 SiH3CCl3 (trichloromethyl)silane 1A1C3v
1464 CH2CClCHCH2 1,3-Butadiene, 2-chloro-   
1465 C3H5ClO Oxirane, (chloromethyl)- 1AC1
1466 CH2FCH2CH2F 1,3-difluoropropane   
1467 CH2ClCHClCH3 Propane, 1,2-dichloro- 1AC1
1468 CH3CCl2CH3 Propane, 2,2-dichloro- 1A1C2v
1469 CH2CClCH2CH3 1-Butene, 2-chloro- 1A'Cs
1470 CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1AC1
1471 CH2CHCHClCH3 1-Butene, 3-chloro- 1AC1
1472 CH2ClCHCHCH3 2-Butene, 1-chloro- 1A'Cs
1473 CH2ClCHCHCH3 2-Butene, 1-chloro- 1AC1
1474 CH3CClCHCH3 2-Butene, 2-chloro-, (E)- 1A'Cs
1475 CH3CClCHCH3 2-Butene, 2-chloro-, (Z)- 1A'Cs
1476 CHClCHCH2CH3 (E)-1-Chloro-1-butene 1AC1
1477 CHClCHCH2CH3 (Z)-1-Chloro-1-butene 1A'Cs
1478 CH2ClCH2CH2CH3 Butane, 1-chloro- 1A'Cs
1479 CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1A1C3v
1480 CH3CHClCH2CH3 Butane, 2-chloro- 1AC1
1481 C2H2N2O Furazan   
1482 CF3PH2 phosphine, (trifluoromethyl)- 1A'Cs
1483 NH3BF3 Amminetrifluoroboron 1A1C3v
1484 C6H2 hexatriyne 1ΣgD∞h
1485 C6H4 (E)-Hexa-1,5-diyne-3-ene 1AgCs
1486 C6H4 (Z)-Hexa-1,5-diyne-3-ene 1A1C2v
1487 C6H4 Benzyne 1A1C2v
1488 C6H5 phenyl 2A1C2v
1489 C6H5- phenyl anion 1A1C2v
1490 C6H6 Prismane   
1491 C6H6 1,2,4,5-Hexatetraene 1AgC2h
1492 C6H6 2,4-Hexadiyne 1A1'D3h
1493 C6H6 Benzene 1A1gD6h
1494 C6H6 Benzvalene 1A1C2v
1495 C6H6 Dewar Benzene   
1496 C6H6 Hexa-1,5-diene-3-yne 1AgC2h
1497 C6H6 Trimethylenecycopropane 1A'D3h
1498 C6H7+ benzene, protonated 1A1C2v
1499 C6H8 (E)-hexa-1,3,5-triene 1AgCs
1500 C6H8 (E)-hexa-2,3,4-triene 1A'C2h
1501 C6H8 (Z)-hexa-1,3,5-triene 1A1C2v
1502 C6H8 (Z)-hexa-2,3,4-triene 1A1C2v
1503 C6H8 1,4-Cyclohexadiene 1AgC2v
1504 C6H8 3-Methylenecyclopentene 1AC1
1505 C6H8 Bicyclo[2.1.1]hex-2-ene 1A1C2v
1506 C6H8 Bicyclo[2.2.0]hex-1(4)-ene 1AgD2h
1507 C6H8 Bicyclo[3.1.0]hex-2-ene 1AC1
1508 C6H10 1,3-Hexadiene, (E)- 1A'Cs
1509 C6H10 1,3-Hexadiene, (Z)- 1A'Cs
1510 C6H10 1,4-Hexadiene, (E)- 1AC1
1511 C6H10 1,4-Hexadiene, (Z)- 1AC1
1512 C6H10 1,5-Hexadiene 1AgC2
1513 C6H10 1-Butyne, 3,3-dimethyl- 1A1C3v
1514 C6H10 1-Hexyne 1A'Cs
1515 C6H10 2,4-Hexadiene, (E,E)- 1AgC2h
1516 C6H10 2,4-Hexadiene, (E,Z)- 1A'Cs
1517 C6H10 2,4-Hexadiene, (Z,Z)- 1A'Cs
1518 C6H10 2-Hexyne 1A'C1
1519 C6H10 3-Hexyne 1A1C2v
1520 C6H10 cyclohexene 1AC2
1521 C6H10 Cyclopentene, 1-methyl- 1AC1
1522 C6H10 Cyclopentene, 3-methyl- 1AC1
1523 C6H10 Cyclopentene, 4-methyl- 1AC1
1524 C4H6(CH3)2 1,1-dimethylcyclobutane 1A'Cs
1525 C6H12 (1r,3r)-1,3-dimethylcyclobutane 1A'Cs
1526 C6H12 (E)-2-Hexene 1AC1
1527 C6H12 (E)-3-methylpent-2-ene 1AC1
1528 C6H12 (E)-hex-3-ene 1AGCi
1529 C6H12 (Z)-3-methylpent-2-ene 1AC1
1530 C6H12 (Z)-hex-2-ene 1AC1
1531 C6H12 (Z)-hex-3-ene 1AC2
1532 C6H12 2,3-dimethylbut-1-ene 1A'C2
1533 C6H12 Cyclohexane 1A1gChair
1534 C6H12 Cyclohexane 1Atwist boat
1535 C6H12 Cyclopentane, methyl- 1AC1
1536 C6H12 Ethylcyclobutane 1AC1
1537 C6H12 hex-1-ene 1A'Cs
1538 C6H14 Butane, 2,2-dimethyl- 1A'C1
1539 C6H14 Butane, 2,3-dimethyl- 1AgC2h
1540 C6H14 Hexane 1AgC2h
1541 C6H14 Pentane, 2-methyl- 1AC1
1542 C6H14 Pentane, 3-methyl- 1A'Cs
1543 C4N2 2-Butynedinitrile 1ΣgD∞h
1544 N3P3 1,3,5,2,4,6-Triazatriphosphorine   
1545 C4H2N2 Fumaronitrile 1AgC2h
1546 C2H2N4 sym-tetrazine 1AgD2h
1547 C3H3N3 1,3,5-Triazine 1A1'D3h
1548 CH3N5 5-Aminotetrazole 1AC1
1549 C4H4N2 1,3-Diazine 1A1C2v
1550 C4H4N2 Pyrazine 1AgD2h
1551 C4H4N2 Pyridazine 1A1C2v
1552 C4H4N2 Succinonitrile 1AgC2h
1553 C2H4N4 2H-Tetrazole, 2-methyl- 1AC1
1554 C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1A'Cs
1555 C5H5N Pyridine 1A1C2v
1556 B3N3H6 borazine 1A1'D3h
1557 C6H6 Fulvene 1A1C2v
1558 C5H6N+ Pyridinium 1A1C2v
1559 C4H6N2 1H-Imidazole, 2-methyl- 1A'Cs
1560 C5H7N (E)-2-Pentenenitrile 1A'Cs
1561 C5H7N (E)-3-Pentenenitrile 1AC1
1562 C5H7N (Z)-2-Pentenenitrile 1AC1
1563 C5H7N 1H-Pyrrole, 1-methyl- 1AC1
1564 C5H7N Cyclobutanecarbonitrile 1A'Cs
1565 C5H9N 1,2,3,6-Tetrahydropyridine 1AC1
1566 C5H9N Butanenitrile, 2-methyl- 1AC1
1567 C5H9N Pentanenitrile 1A'Cs
1568 C5H9N Propanenitrile, 2,2-dimethyl- 1A1C1
1569 C6H10 Bicyclo[3.1.0]hexane 1A'Cs
1570 C5H11N Cyclopentanamine 1A'Cs
1571 C5H11N Piperidine 1A'NH equatorial
1572 C5H11N Piperidine 1A'NH axial
1573 C4H12N2 1,2-Butanediamine 1AC1
1574 C4H12N2 2-Methyl-1,2-propanediamine 1A'C1
1575 Na2CO3 Sodium Carbonate 1A1C2v
1576 C2O4-- oxalate anion 1A1D2d
1577 MgSO4 Magnesium Sulfate 1A1C2v
1578 N2O4 Dinitrogen tetroxide 1AgD2d
1579 C3H2O3 vinylene carbonate   
1580 C2H2O4 Oxalic Acid 1AgC2h
1581 C2H3NO3 Oxamic acid 1A'H out
1582 C2H3NO3 Oxamic acid 1A'H in
1583 C4H4O2 2-Oxetanone, 4-methylene- 1AC1
1584 C2H4N2O2 Oxalamide 1AgC2h
1585 C2H4N2S2 Ethanedithioamide 1AGC2h
1586 C2H4CO3 Ethylene carbonate 1A1C2v
1587 C2H4CO3 Ethylene carbonate 1AC2
1588 C3H4O2S 2H-Thiete-1,1-dioxide 1A'C1
1589 C3H4S3 1,3-Dithiolane-2-thione 1AC1
1590 C2H4O4 Formic acid dimer 1AGC2h
1591 C4H5NO 3-Methylisoxazole 1AC1
1592 C4H5NO Isoxazole, 5-methyl- 1AC1
1593 C4H5NS 4-Methylthiazole 1AC1
1594 C2H5NO3 Nitric acid, ethyl ester 1A'C1
1595 C5H6O 2H-Pyran   
1596 C5H6O 2-methylfuran 1A'Cs
1597 C5H6O 3-Methylfuran 1A'Cs
1598 C5H6O Pentadienal   
1599 C5H6S Thiophene, 2-methyl- 1A'Cs
1600 C5H6S Thiophene, 3-methyl- 1A'Cs
1601 C4H6O2 γ–Butyrolactone 1AC1
1602 C4H6O2 2,3-Butanedione 1AgC2h
1603 C4H6O2 2-Propenoic acid, methyl ester 1AC1
1604 C4H6O2 Crotonic Acid 1A'Cs
1605 C4H6OS Dihydro-2-(3H)-thiophenone 1AC1
1606 C4H6OS Dihydro-3-(2H)-thiophenone 1AC1
1607 C4H6OS Vinyl sulfoxide 1A'Cs
1608 CH6N4S Carbonothioic dihydrazide 1AC2
1609 C2H6N2O2 (E)-Azodioxymethane 1AgC2h
1610 C2H6N2O2 Dimethylnitroamine 1AC1
1611 C3H6O3 1,3,5-Trioxane 1A1C1
1612 C3H6S3 1,3,5-Trithiane 1A1C3v
1613 C3H6S3 Carbonotrithioic acid, dimethyl ester 1A1C1
1614 C2H6O3S Sulfurous acid, dimethyl ester 1A'C1
1615 C4H7NO 2-Pyrrolidinone 1AC1
1616 C4H7NO Ethoxyacetonitrile 1A'Cs
1617 C4H7NO Methacrylamide 1AC1
1618 C4H7NO Oxazole, 4,5-dihydro-2-methyl- 1A'C1
1619 C3H7ONO Propyl nitrite 1A'Cs
1620 C3H7ONO Propyl nitrite 1AC1
1621 CH3CH(CH3)ONO Isopropyl nitrite 1AC1
1622 CH3NHCH2COOH Sarcosine 1AC1
1623 NH2COOC2H5 Urethane 1AC1
1624 C5H8O 2H-Pyran, 3,4-dihydro- 1AC1
1625 C5H8O Cyclopentanone 1AC2
1626 C5H8O Furan, 2,3-dihydro-5-methyl- 1AC1
1627 C5H8O Methyl cyclopropyl ketone 1A'Cs
1628 N(CH3)2CONH2 Urea, N,N-dimethyl- 1AC1
1629 NH(CH3)CONH(CH3) Urea, N,N'-dimethyl- 1AC2
1630 NH2CONHC2H5 Urea, ethyl- 1AC1
1631 C4H8O2 1,3-Dioxane 1A'Cs
1632 C4H8O2 1,3-Dioxolane, 2-methyl- 1AC1
1633 C4H8O2 1,4-Dioxane 1AgC2h
1634 C4H8O2 Ethene, 1,1-dimethoxy- 1A1C2v
1635 C4H8O2 Ethyl acetate 1A'Cs
1636 C4H8OS s-Ethyl thioacetate 1AC1
1637 C3H8O3 1,2,3-Propanetriol 1AC1
1638 C3H8O2S (Methylsulfonyl)ethane 1AC1
1639 C4H9NO Butanamide 1AC1
1640 C4H9NO Propanamide, 2-methyl- 1AC1
1641 C5H10O 2-Butanone, 3-methyl- 1AC1
1642 C5H10O 2H-Pyran, tetrahydro- 1A'C1
1643 C5H10O 2-methylbutyraldehyde 1AC1
1644 C5H10O 3-Pentanone 1A1C2v
1645 C5H10O Cyclopentanol 1AC1
1646 C5H10O Oxetane, 3,3-dimethyl- 1A'Cs
1647 C5H10O Pentanal 1A'C1
1648 C5H10S 2H-Thiopyran, tetrahydro- 1A'Cs
1649 C5H10S 3-Ethylthio-1-propene 1A'C1
1650 C5H10S Cyclopentanethiol 1AC1
1651 C5H10S Thiophene, tetrahydro-2-methyl- 1AC1
1652 C5H10S Thiophene, tetrahydro-3-methyl- 1AC1
1653 C4H10O2 1,1-Dimethoxyethane 1A'Cs
1654 C4H10O2 1,3-Butanediol 1AC1
1655 C4H10O2 1,4-Butanediol 1AgC2h
1656 C4H10O2 Ethane, 1,2-dimethoxy- 1AgC2h
1657 C4H10OS Diethyl sulfoxide 1AC1
1658 C4H10S2 1,4-Butanedithiol 1AgC2h
1659 C4H11NO Diethylhydroxylamine 1A'Cs
1660 C5H12O 1-Butanol, 2-methyl- 1AC1
1661 C5H12O 1-Butanol, 3-methyl- 1A'Cs
1662 C5H12O 1-Pentanol 1A'Cs
1663 C5H12O 2-Butanol, 3-methyl- 1AC1
1664 C5H12O 2-Pentanol 1AC1
1665 C5H12O Butane, 1-methoxy- 1A'Cs
1666 C5H12O Propane, 1-ethoxy- 1A'Cs
1667 C5H12O Propane, 2-methoxy-2-methyl- 1A'C1
1668 C5H12S 1-Butanethiol, 2-methyl- 1AC1
1669 C5H12S 1-Butanethiol, 3-methyl- 1A'C1
1670 C5H12S 1-Pentanethiol 1A'C1
1671 C5H12S 1-Propanethiol, 2,2-dimethyl- 1A'C1
1672 C5H12S 2-Butanethiol, 3-methyl- 1AC1
1673 C5H12S Butane, 1-(methylthio)- 1A'Cs
1674 C5H12S Ethyl propyl sulfide 1A'Cs
1675 C5H12S Propane, 2-(ethylthio)- 1A'C1
1676 C5H12S Propane, 2-methyl-2-(methylthio)- 1A'C1
1677 C4F2 difluorobutadiyne   
1678 ClCOClCO Oxalyl chloride 1AGC2h
1679 CF3CN Acetonitrile, trifluoro- 1A1C3v
1680 B2F4 Diboron tetrafluoride 1A1D2d
1681 B2Cl4 Diboron tetrachloride 1A1D2
1682 C2F4 Tetrafluoroethylene 1AgD2h
1683 C2ClF3 Ethene, chlorotrifluoro-   
1684 CF2CCl2 difluorodichloroethylene 1A1C2v
1685 CFClCClF trans-1,2-dichloro-1,2-difluoroethylene 1AGC2h
1686 CFClCFCl cis-1,2-dichloro-1,2-difluoroethylene 1A1C2v
1687 C2Cl4 Tetrachloroethylene 1AgD2h
1688 CF3OF Trifluoromethylhypofluorite 1A'Cs
1689 SiF5- silicon pentafluoride anion   
1690 SOF4 Sulfur tetrafluoride oxide 1A1C2v
1691 PF5 Phosphorus pentafluoride 1A1'D3h
1692 PCl5 Phosphorus pentachloride 1A1'C4v
1693 SF5 Sulfur pentafluoride 2A1C4v
1694 SF5+ pentafluoro sulfur cation 1A1'D3h
1695 ClF5 chlorinepentafluoride 1A1C4v
1696 CF3CHO trifluoroacetaldehyde 1A'Cs
1697 CCl3CHO trichloroacetaldehyde 1A'Cs
1698 CHFClCHClF ethane, 1,2-dichloro-1,2-difluoro- 1AGCi
1699 CF3CH2F 1,1,1,2-tetrafluoroethane 1A'Cs
1700 CHF2CHF2 1,1,2,2-tetrafluoroethane 1AGC2h
1701 CF3CH2Cl 2,2,2-Trifluoroethyl chloride 1A'Cs
1702 CHFClCHFCl 1,2-dichloro-1,2-difluoroethane RR 1AC2
1703 CH2ClCCl3 1,1,1,2-tetrachloroethane   
1704 CHCl2CHCl2 Ethane, 1,1,2,2-tetrachloro-   
1705 CHCl2CHF2 1,1-dichloro-2,2-difluoroethane 1A'Cs
1706 CF3COOH trifluoroacetic acid 1A'Cs
1707 C4H3ClO Furan, 2-chloro 1A'Cs
1708 C4H3ClO Furan,3-chloro 1A'Cs
1709 C3H5ClO2 Carbonochloridic acid, ethyl ester 1AC1
1710 C4H8Cl2 1,4-Dichlorobutane 1AgC2h
1711 C4H8Cl2 Butane, 1,2-dichloro- 1AC1
1712 C4H8Cl2 Butane, 1,3-dichloro- 1AC1
1713 C4H8Cl2 Butane, 2,3-dichloro-, (r*,s*)- 1AgCi
1714 C4H9ClO 1-Chloro-2-ethoxyethane 1A'Cs
1715 C5H11Cl Pentane, 1-chloro- 1A'Cs
1716 C4H8O2 Butanoic acid 1AC1
1717 C6H5CH2 benzyl radical 2B1Cs
1718 C7H7 cycloheptatrienyl radical 2A2C2v
1719 C7H7+ cycloheptatrienyl cation 1A1'D7h
1720 C7H8 Norbornadiene 1A1C2v
1721 C7H12 Norbornane 1A1C2v
1722 C7H14 cycloheptane 1AC2
1723 C7H16 2-methylhexane 1AC1
1724 C7H16 3-methylhexane 1AC1
1725 C7H16 heptane 1A1C2v
1726 CH(CN)3 tricyanomethane   
1727 HN=C=C(CN)2 Dicyanoketenimine   
1728 C6H5NH2 aniline 1A'Cs
1729 C6H13N 2-Methylpiperidine 1AC1
1730 C6H13N cyclohexanamine 1AC1
1731 C6H15N triethylamine 1AC3
1732 N2O5 Dinitrogen pentoxide  C2
1733 C4H2O3 Maleic Anhydride 1A1C2v
1734 C5H4O2 4-Cyclopentene-1,3-dione 1A1C2v
1735 C5H4O2 furfural 1A'OCCO cis
1736 C5H4O2 furfural 1A'OCCO trans
1737 C6H6O 2,5-Cyclohexadienone 1A1C2v
1738 HO2CCHNH2CH2OH Serine 1AC1
1739 C5H8O2 Acetylacetone 1AC2
1740 C7H10 Norbornene   
1741 C6H10O cyclohexanone 1A'Cs
1742 C6H12O Oxepane   
1743 C3H7OC3H7 di-n-propyl ether 1A1C2v
1744 C3H7OC3H7 di-n-propyl ether 1AC2
1745 F2CCCF2 tetrafluoroallene   
1746 CF3COO- trifluoro acetate anion 1A'Cs
1747 CF3COF trifluoroacetyl fluoride 1A'Cs
1748 PF6 Hexafluorophosphate neutral 2B2C2v
1749 PF6- Hexafluorophosphate ion 1A1GOh
1750 SF6 Sulfur Hexafluoride 1A1GOh
1751 SF5Cl sulfur chloropentafluoride 1A1C4v
1752 CF3CHF2 pentafluoroethane 1A'Cs
1753 C6H5F Fluorobenzene 1A1C2v
1754 C6H5Cl chlorobenzene 1A1C2v
1755 C8H6 Calicene 1A1C2v
1756 C6H5CCH phenylacetylene 1A1C2v
1757 C8H6 benzocyclobutadiene 1A1C2v
1758 C8H6 Pentalene 1AgC2h
1759 C6H5CHCH2 Styrene 1A'Cs
1760 C8H8 cubane 1A1GOh
1761 C8H8 cyclooctatetraene 1A1D2d
1762 C6H5CH2CH3 Ethylbenzene 1A'Cs
1763 C8H14 Bicyclo[2.2.2]octane 1A1'D3h
1764 C8H14 Bicyclo[2.2.2]octane 1A1D3
1765 C8H16 cyclooctane 1A1D4d
1766 (CH3)3CC(CH3)3 tetramethylbutane 1A1D3d
1767 C6H12N2 Triethylenediamine 1A1'D3h
1768 C6H12N2 Triethylenediamine 1A1D3
1769 S4N4 Tetrasulfur tetranitride   
1770 S8 Octasulfur 1A1D4d
1771 C6H4O2 parabenzoquinone 1AgD2h
1772 C6H5CHO benzaldehyde 1A'Cs
1773 C6H5OCH3 Anisole 1A'Cs
1774 C5H9NO2 Proline 1AC1
1775 C6H12O2 Methyl pivalate 1AC1
1776 C6H12O2 Hexanoic acid 1A1Cs
1777 C4F4 tetrafluorcyclobutadiene 1A1GD4h
1778 C4F4 tetrafluorcyclobutadiene 1AGC2h
1779 Al2Cl6 Aluminum, di-μ-chlorotetrachlorodi- 1AGD2h
1780 CF3CF2Cl pentafluorochloroethane 1A'Cs
1781 CF2ClCF2Cl 1,2-Dichloro-1,1,2,2-tetrafluoroethane 1AgC2h
1782 CF2ClCFCl2 Ethane, 1,1,2-trichloro-1,2,2-trifluoro- 1AC1
1783 C2F6 hexafluoroethane 1A1gD3d
1784 C2Cl6 hexachloroethane 1A1gD3d
1785 C6H4F2 orthodifluorobenzene 1A1C2v
1786 C6H4F2 1,4-difluorobenzene 1AgD2h
1787 C6H4Cl2 1,2-dichlorobenzene 1A1C2v
1788 C6H4Cl2 1,3-dichlorobenzene 1A1C2v
1789 C6H4Cl2 1,4-dichlorobenzene   
1790 C6H5NO nitrosobenzene 1A'Cs
1791 C9H8 Indene 1A'Cs
1792 C9H8 spiro[4.4]nona-1,3,6,8-tetraene 1A1D2d
1793 C9H12 n-propyl benzene 1A'Cs
1794 C9H20 Nonane 1A1C2v
1795 C(CN)4 tetracyanomethane 1A1Td
1796 C5H4N4 purine 1ACs
1797 C8H7N Indole 1A'Cs
1798 C3H3N3O3 cyanuric acid 1A1'D3h
1799 C6H5COOH benzoic acid 1A'Cs
1800 CH3COC6H5 acetophenone 1AC1
1801 C3Cl3N3 1,3,5-Triazine, 2,4,6-trichloro- 1A1'D3h
1802 C3F6 hexafluoropropene   
1803 C6H3F3 Benzene trifluoride 123 1A1C2v
1804 C8H18O 1-Octanol   
1805 C10H8 Azulene 1A1C2v
1806 C10H8 naphthalene 1AgD2h
1807 C10H10 bullvalene   
1808 C10H16 adamantane 1A1Td
1809 C6N4 Tetracyanoethylene 1AGD2h
1810 C10H22 Decane 1AGC2h
1811 C4F6 perfluorobutadiene 1AgC2h
1812 C4F6 perfluorobutadiene 1AC2
1813 SF5CF3 Sulfur, pentafluoro(trifluoromethyl)- 1A'Cs
1814 C3F8 perfluoropropane 1A1C2v
1815 B12H12-- Dodecahydrododecaborate(2-)   
1816 C12H8 biphenylene 1AgD2h
1817 C12H10 Heptalene 1AC2
1818 C6H12O6 Inositol 1A1GD3d
1819 C6F6 hexafluorobenzene 1A1GD6h
1820 S2F10 disulphur decafluoride   
1821 C13H10 Fluorene   
1822 C14H10 Anthracene 1AgD2h
1823 C14H14 Bibenzyl 1AC2
1824 C12H10N2 azobenzene 1AGC2h
1825 C6H5COC6H5 benzophenone 1AC2
1826 C16H10 Pyrene 1AgD2h
1827 C19H16 Triphenylmethane 1AC3
1828 C24H12 Coronene 1A1GD6h
1829 C60 Buckminsterfullerene 1AGIh

Species NOT done yet
count Species Name file name problem
1 D- Deuterium atom anion d-  
2 D+ Deuterium atom cation d+  
3 HeH Helium hydride heh  
4 Na+ Sodium atom cation na+  
5 K Potassium atom k  
6 K- Potassium atom anion k-  
7 K+ Potassium atom cation k+  
8 Cu Copper atom cu  
9 Cu- Copper atom anion cu-  
10 Cu+ Copper atom cation cu+  
11 KH Potassium hydride kh  
12 KH+ Potassium hydrogen cation kh+  
13 CuH Copper monohydride cuh  
14 Ca Calcium atom ca  
15 Ca- Calcium atom anion ca-  
16 Ca+ Calcium atom cation ca+  
17 Zn Zinc atom zn  
18 Zn- Zinc atom anion zn-  
19 Zn+ Zinc atom cation zn+  
20 CaH Calcium monohydride cah  
21 CaH+ Calcium monohydride cation cah+  
22 TiH Titanium monohydride tih  
23 ZnH Zinc monohydride znh  
24 ZnH+ Zinc, protonated znh+  
25 CaH2 Calcium Hydride cah2  
26 ZnH2 Zinc hydride znh2  
27 Sc Scandium atom sc  
28 Sc+ Scandium cation sc+  
29 Ga Gallium atom ga  
30 Ga- Gallium atom anion ga-  
31 Ga+ Gallium atom cation ga+  
32 ScH Scandium monohydride sch  
33 ScH+ Scandium monohydride cation sch+  
34 GaH Gallium monohydride gah  
35 GaH+ Gallium monohydride cation gah+  
36 ScH3 Scandium trihydride sch3  
37 GaH3 Gallium trihydride gah3  
38 Ti Titanium atom ti  
39 Ti- Titanium atom anion ti-  
40 Ti+ Titanium atom cation ti+  
41 Ge Germanium atom ge  
42 Ge- Germanium anion ge-  
43 Ge+ Germanium cation ge+  
44 Sn Tin atom sn  
45 Sn+ Tin cation sn+  
46 GeH germylidene geh  
47 GeH+ Germaniun monohyrdide cation geh+  
48 GeH2 germylene geh2  
49 GeH2- germylene anion geh2-  
50 GeH3 Germyl radical geh3  
51 GeH3+ germyl cation geh3+  
52 SiH4+ Silane cation sih4+  
53 GeH4 Germane geh4  
54 SnH4 Stannane snh4  
55 V Vanadium atom v  
56 V+ Vanadium atom cation v+  
57 As Arsenic atomic as  
58 As- Arsenic anion as-  
59 As+ Arsenic cation as+  
60 Sb Antimony atom sb  
61 AsH Arsenic monohydride ash  
62 AsH+ Arsenic monohydride cation ash+  
63 SbH Antimony monohydride sbh  
64 AsH2 Arsenic dihydride ash2  
65 AsH2+ Arsenic dihydride cation ash2+  
66 AsH3 Arsine ash3  
67 AsH3+ Arsine cation ash3+  
68 SbH3 Stibine sbh3  
69 AsH4+ Arsonium ash4+  
70 Cr Chromium atom cr  
71 Se Selenium atom se  
72 Se- Selenium atom anion se-  
73 Se+ Selenium atom cation se+  
74 Te Tellurium atom te  
75 Te+ Tellurium atom cation te+  
76 CrH Chromium hydride crh  
77 CrH+ Chromium hydride cation crh+  
78 HSe Selenium monohydride hse  
79 HSe- selenium monohydride anion hse-  
80 HSe+ selenium monohydride cation hse+  
81 TeH Telluryl radical teh  
82 H2Se Hydrogen selenide h2se  
83 H2Se+ Hydrogen selenide cation h2se+  
84 H2Te Hydrogen Telluride h2te  
85 H3Se+ Hydrogen Selenide, protonated h3se+  
86 Mn Manganese atom mn  
87 Br Bromine atom br  
88 Br- Bromine atom anion br-  
89 Br+ Bromine atom cation br+  
90 I Iodine atom iodine  
91 I- Iodine atom anion iodine-  
92 I+ Iodine atom cation iodine+  
93 HBr hydrogen bromide hbr  
94 HBr- hydrogen bromide anion hbr-  
95 HBr+ hydrogen bromide cation hbr+  
96 HI Hydrogen iodide hi  
97 HI+ Hydrogen iodide cation hi+  
98 H2Br+ protonated hydrogen bromide h2br+  
99 H2I+ Iodonium h2i+  
100 Ne Neon atom ne  
101 Ne- Neon atom anion ne-  
102 Ne+ Neon atom cation ne+  
103 Ar Argon atom ar  
104 Ar- Argon atom anion ar-  
105 Ar+ Argon atom cation ar+  
106 Fe Iron atom fe  
107 Kr Krypton atom kr  
108 Kr+ Krypton cation kr+  
109 Xe Xenon atom xe  
110 NeH neon hydrogen neh  
111 NeH+ neon hydrogen cation neh+  
112 ArH+ Argon hydride cation arh+  
113 KrH+ Protonated Krypton krh+  
114 XeH+ Xenon, protonated xeh+  
115 H2Ar H2 Ar dimer h2ar  
116 Co Cobalt atom cobalt  
117 Ni Nickel atom ni  
118 LiK Lithium Potassium lik  
119 NaK Sodium Potassium nak  
120 NaK+ Sodium Potassium diatomic cation nak+  
121 K2 Potassium diatomic k2  
122 Cu2 Copper diatomic cu2  
123 Ca2 Calcium diatomic ca2  
124 BGa Boron Gallium bga  
125 AlGa Aluminum Gallium alga  
126 Ga2 Gallium diatomic ga2  
127 Al2H6 dialane al2h6  
128 Ga2H6 digallane ga2h6  
129 CaC Calcium monocarbide cac  
130 GeC Germanium monocarbide gec  
131 SiGe Silicon Germanium sige  
132 Ge2 Germanium diatomic ge2  
133 ZnCH2 Zinc methylene znch2  
134 CuCH3 monomethyl copper cuch3  
135 ZnCH3 Zinc monomethyl znch3  
136 GeH3CH3 methyl germane geh3ch3  
137 GaN Gallium mononitride gan  
138 GaP Gallium monophosphide gap  
139 GaAs Gallium arsenide gaas  
140 SiN Silicon nitride sin  
141 TiN Titanium mononitride tin  
142 AsN Arsenic mononitride asn  
143 AsP Arsenic monophosphide asp  
144 SbN Antimony nitride sbn  
145 As2 Arsenic diatomic as2  
146 KO Potassium monoxide ko  
147 KO+ Potassium monoxide cation ko+  
148 CuO Copper Monoxide cuo  
149 LiSe Lithium monoselenide lise  
150 CaO Calcium monoxide cao  
151 CaS Calcium sulfide cas  
152 ZnO zinc monoxide zno  
153 ZnS Zinc sulfide zns  
154 ScO Scandium monoxide sco  
155 GaO Gallium monoxide gao  
156 GaS Gallium monosulfide gas  
157 TiO Titanium monoxide tio  
158 CSe Carbon monoselenide cse  
159 CSe- Carbon monoselenide anion cse-  
160 CSe+ Carbon monoselenide cation cse+  
161 GeO Germanium monoxide geo  
162 GeO+ Germanium monoxide cation geo+  
163 GeS Germanium monosulfide ges  
164 SiSe Silicon Monoselenide sise  
165 SiSe+ Silicon Monoselenide cation sise+  
166 GeSe Germanium monoselenide gese  
167 VO Vanadium monoxide vo  
168 AsO Arsenic monoxide aso  
169 NSe Nitrogen monoselenide nse  
170 AsS Arsenic monosulfide ass  
171 PSe Phosphorus monoselenide pse  
172 AsSe Arsenic monoselenide asse  
173 SeO Selenium monoxide seo  
174 SeO- selenium monoxide anion seo-  
175 SeO+ selenium monoxide cation seo+  
176 SeS Selenium monosulfide ses  
177 SeS- selenium monosulfide anion ses-  
178 SeS+ selenium monosulfide cation ses+  
179 TeO Tellurium monoxide teo  
180 Se2 Selenium diatomic se2  
181 Se2- selenium diatomic anion se2-  
182 Se2+ selenium diatomic cation se2+  
183 Te2 Tellurium diatomic te2  
184 KOH Potassium hydroxide koh  
185 CaOH Calcium monohydroxide caoh  
186 H2CSe Selenoformaldehyde h2cse  
187 H2Se2 hydrogen diselenide h2se2  
188 CH3S thiomethoxy ch3s  
189 CH3SeH Methane selenol ch3seh  
190 KF Potassium Fluoride kf  
191 KCl Potassium Chloride kcl  
192 CuF Copper monofluoride cuf  
193 LiBr Lithium Bromide libr  
194 LiBr- lithium bromide anion libr-  
195 LiBr+ lithium bromide cation libr+  
196 CuCl Copper monochloride cucl  
197 NaBr Sodium Bromide nabr  
198 NaBr- sodium bromide anion nabr-  
199 NaBr+ sodium bromide cation nabr+  
200 KBr Potassium Bromide kbr  
201 LiI Lithium Iodide lii  
202 NaI Sodium Iodide nai  
203 KI Potassium Iodide ki  
204 CaF Calcium monofluoride caf  
205 CaCl calcium monochloride cacl  
206 TiCl Titanium Monochloride ticl  
207 ZnF Zinc monofluoride znf  
208 ZnF- Zinc monofluoride anion znf-  
209 ZnF+ Zinc monofluoride cation znf+  
210 ZnCl Zinc monochloride zncl  
211 CaBr Calcium monobromide cabr  
212 ScF Scandium monofluoride scf  
213 BBr Boron monobromide bbr  
214 GaF Gallium monofluoride gaf  
215 GaF+ Gallium monofluoride cation gaf+  
216 AlBr Aluminum monobromide albr  
217 GaCl Gallium monochloride gacl  
218 GaCl+ Gallium monochloride cation gacl+  
219 AlI Aluminum monoiodide ali  
220 GaBr Gallium monobromide gabr  
221 CBr Carbon monobromide cbr  
222 GeF Germanium monofluoride gef  
223 GeF+ Germanium monofluoride cation gef+  
224 GeCl Germanium monochloride gecl  
225 GeCl+ Germanium monochloride cation gecl+  
226 SiBr Silicon monobromide sibr  
227 SiBr+ Silicon monobromide cation sibr+  
228 AsF Arsenic monofluoride asf  
229 NBr nitrogen monobromide nbr  
230 AsCl Arsenic monochloride ascl  
231 PBr Phosphorus monobromide pbr  
232 SbF Antimony monofluoride sbf  
233 SbCl Antimony monochloride sbcl  
234 BrO Bromine monoxide bro  
235 BrO- Bromine monoxide anion bro-  
236 BrO+ Bromine monoxide cation bro+  
237 SeF Selenium monofluoride sef  
238 SBr Sulfur monobromide radical sbr  
239 SBr+ Sulfur monobromide cation sbr+  
240 SeCl Selenium monochloride secl  
241 IO Iodine monoxide io  
242 SeBr Selenium monobromide sebr  
243 BrCl Bromine monochloride brcl  
244 ClF- clorine monofluoride anion clf-  
245 BrF Bromine monofluoride brf  
246 BrF- bromine fluoride anion brf-  
247 BrF+ bromine fluoride cation brf+  
248 BrCl- bromine chloride anion brcl-  
249 BrCl+ bromine chloride cation brcl+  
250 IF Iodine monofluoride if  
251 Br2 Bromine diatomic br2  
252 Br2- bromine diatomic anion br2-  
253 Br2+ bromine diatomic cation br2+  
254 ICl Iodine monochloride icl  
255 IBr Iodine monobromide ibr  
256 I2 Iodine diatomic i2  
257 I2+ Iodine diatomic cation i2+  
258 HSiBr monobromosilylene hsibr  
259 CHBr bromomethylene chbr  
260 HOBr Hypobromous acid hobr  
261 HOBr+ Hypobromous acid cation hobr+  
262 HOI Hypoiodous acid hoi  
263 FHF Hydrogen difluoride fhf  
264 CH2Br bromomethyl radical ch2br  
265 H2F2 Hydrogen fluoride dimer h2f2  
266 CH3Br methyl bromide ch3br  
267 GeH3F monofluorogermane geh3f  
268 GeH3Cl monochlorogermane geh3cl  
269 SiH3Br bromosilane sih3br  
270 CH3I methyl iodide ch3i  
271 SiH3I Silyl Iodide sih3i  
272 LiNe+ Lithium Neon cation line+  
273 Ne2 Neon diatomic ne2  
274 Ne2+ Neon diatomic cation ne2+  
275 Ar2 Argon diatomic ar2  
276 Ar2+ Argon diatomic cation ar2+  
277 Zn(CH3)2 dimethyl zinc dmz  
278 KCN Potassium cyanide kcn  
279 CuCN Copper cyanide cucn  
280 ZnCN Zinc monocyanide zncn  
281 ZnNC Zinc isocyanide znnc  
282 HCNN diazomethyl radical hcnn  
283 NH2BHNH2 diaminoborane nh2bhnh2  
284 NH2CH2NH3+ diaminoethane, protonated pdam  
285 TiO2 Titanium dioxide tio2  
286 GeO2 Germanium dioxide geo2  
287 OCSe Carbonyl selenide ocse  
288 SCSe Carbon sulfide selenide scse  
289 GeS2 Germanium disulfide ges2  
290 CSe2 Carbon diselenide cse2  
291 SCTe Carbon sulfide Telluride scte  
292 AsO2 Aresenic dioxide aso2  
293 SeO2 Selenium dioxide seo2  
294 SeO2+ Selenium dioxide cation seo2+  
295 TeO2 Tellurium Dioxide teo2  
296 CS2H+ Carbon disulfide, protonated cs2h+  
297 HNNO nitrosoazane hnno  
298 CH3CO- Acetyl anion ch3co-  
299 NH3CHO+ Formamide, N-Protonated nh3cho+  
300 CH3SeCH3 dimethylselenide dmse  
301 CH3OHH2O methanol water dimer ch3ohh2o  
302 CuF2 Copper difluoride cuf2  
303 ZnF2 Zinc difluoride znf2  
304 BrCN Cyanogen bromide brcn  
305 ICN Cyanogen iodide icn  
306 CaCl2 Calcium Chloride cacl2  
307 ZnCl2 Zinc dichloride zncl2  
308 BeBr2 Beryllium bromide bebr2  
309 CaBr2 Calcium dibromide cabr2  
310 CaF2 Calcium difluoride caf2  
311 BrNO Nitrosyl bromide brno  
312 INO Nitrosyl iodide ino  
313 GeF2 Germanium difluoride gef2  
314 GeCl2 Germanium dichloride gecl2  
315 CBr2 dibromomethylene cbr2  
316 FOO Dioxygen monofluoride radical foo  
317 BrOO Bromine dioxide broo  
318 OBrO Bromine dioxide radical obro  
319 SeF2 Selenium difluoride sef2  
320 BrOCl Bromine hypochlorite brocl  
321 SeCl2 Selenium Dichloride secl2  
322 SBr2 Sulfur dibromide sbr2  
323 SeBr2 Selenium dibromide sebr2  
324 BrOBr Bromine oxide brobr  
325 Br3- tribromide anion br3-  
326 I3- triiodide i3-  
327 HCCBr bromoacetylene hccbr  
328 COHBr Formyl bromide cohbr  
329 CHBr2 dibromomethyl radical chbr2  
330 CH2BrF Methane, bromofluoro- ch2fbr  
331 CH2BrCl Methane, bromochloro- ch2clbr  
332 CH2FI fluoroiodomethane ch2fi  
333 CH2Br2 dibromomethane ch2br2  
334 CH2ClI chloroiodomethane ch2cli  
335 CH2BrI bromoiodomethane ch2bri  
336 CH2I2 Diiodomethane ch2i2  
337 CH3MgBr Methyl Magnesium Bromide ch3mgbr  
338 CH2CHF+ fluoroethene cation ch2chf+  
339 C2H3Br vinyl bromide c2h3br  
340 C2H3I Vinyl iodide c2h3i  
341 CH3SiFH2 fluoromethylsilane ch3sifh2  
342 C2H5Br Ethyl bromide etbr  
343 C2H5I Ethyl iodide c2h5i  
344 KrF2 Krypton difluoride krf2  
345 XeF2 Xenon difluoride xef2  
346 CH3CCCH3 2-Butyne c503173  
347 B(CH3)3 trimethylborane bme3  
348 SiH(CH3)3 trimethylsilane trimsi  
349 As4 Arsenic tetramer as4  
350 C3H7N Azetidine azet  
351 As(CH3)3 trimethyl arsine tmas  
352 Li2O2 dilithium dioxide li2o2  
353 K2O2 dipotassium dioxide k2o2  
354 CO3 Carbon trioxide co3  
355 SeO3 selenium trioxide seo3  
356 TeO3 Tellurium trioxide teo3  
357 C2H2CO cyclopropenone c2h2co  
358 HCCCHO 2-propynal hcccho  
359 C2H2O2+ Ethanedial cation c2h2o2+  
360 H2CS3 thiocarbonic acid h2cs3  
361 C2H3NO Nitrosoethylene c2h3no  
362 C3H4O 2-Propyn-1-ol c107197  
363 C3H4O Methylketene c6004440  
364 NH2CONH2+ Urea cation urea+  
365 H2OHCOOH Water formic acid dimer 1 h2ohcooh_10  
366 HCOOHH2O Formic acid water dimer hcoohh2o  
367 HOCH2OOH hydroxy methyl peroxide hoch2ooh  
368 CH3COHCH3+ acetone, protonated acetoneh+  
369 H2OCH3OCH3 water dimethylether dimer h2och3och3  
370 Na2F2 Sodium Fluoride Dimer na2f2  
371 BrONO Bromine nitrite brono  
372 COBr2 Carbonic dibromide cobr2  
373 ScF3 Scandium trifluoride ScF3  
374 GaF3 Gallium trifluoride gaf3  
375 GaCl3 Gallium trichloride gacl3  
376 BBr3 Boron tribromide bbr3  
377 AlBr3 Aluminum Bromide albr3  
378 ClO3 Chlorine trioxide clo3  
379 BrO3- Bromate anion bro3-  
380 CBr3 tribromomethyl radical cbr3  
381 SeOCl2 selenium oxychloride seocl2  
382 AsF3 Arsenic trifluoride asf3  
383 SbF3 Antimony Trifluoride sbf3  
384 AsCl3 Arsenous trichloride ascl3  
385 SbCl3 Antimony Trichloride sbcl3  
386 NBr3 Nitrogen Tribromide nbr3  
387 PBr3 Phosphorus tribromide pbr3  
388 AsBr3 Arsenic tribromide asbr3  
389 NI3 Nitrogen triiodide ni3  
390 PI3 Phosphorus triiodide pi3  
391 BrF3 Bromine trifluoride brf3  
392 IF3 iodone trifluoride if3  
393 CHBrF2 Methane, bromodifluoro- chbrf2  
394 CHFClBr fluorochlorobromomethane chfclbr  
395 CHBrCl2 Methane, bromodichloro- chbrcl2  
396 CHF2I difluoroiodomethane chf2i  
397 CHBr2F dibromofluoromethane chbr2f  
398 CHFClI fluorochloroiodomethane chfcli  
399 CHCl2I dichloroiodomethane chcl2i  
400 CHClBr2 Methane, dibromochloro- chclbr2  
401 CHBr3 bromoform chbr3  
402 CHI3 Iodoform chi3  
403 AsF3H+ Arsenic trifluoride, protonated asf3h+  
404 C2H2Br2 1,1-dibromoethene c2h2br2  
405 CHBrCHBr Ethene, 1,2-dibromo-, (E)- chbrchbre  
406 CHBrCHBr Ethene, 1,2-dibromo-, (Z)- chbrchbrz  
407 CH2FCHO Fluoroacetaldehyde ch2fcho  
408 CH2BrCH2Cl 1-bromo-2-chloroethane ch2brch2cl  
409 CH2BrCH2Br Ethane, 1,2-dibromo- ch2brch2br  
410 CH2CFCH3 2-fluoropropene 2fpro  
411 CH3CH2CH2Br n-propyl bromide prbr  
412 CH3CHBrCH3 i-propyl bromide iprbr  
413 C3H9O+ trimethyl oxonium cation c3h9o+  
414 C5H7 1,3-pentadienyl radical pdyl  
415 CH3CCCH2CH3 2-Pentyne 2pentyne  
416 C2H3N3 1H-1,2,4-Triazole c288880  
417 C4H5N 2H-pyrrole pyrrole2  
418 C4H5N 3H-pyrrole pyrrole3  
419 CH2CHCH2CN Allylcyanide ch2chch2cn  
420 C(CH3)3NH2 2-Propanamine, 2-methyl- c75649  
421 CaCO3 Calcium Carbonate caco3  
422 C2H2N2S 1,3,4-Thiadiazole c2h2n2s  
423 H2SeO4 Selenic acid h2seo4  
424 CH3C(O)OO acetyl peroxy radical ch3coo2  
425 C4H4O Furan furan  
426 C4H4O+ Furan cation furan+  
427 C4H4Se selenophene c4h4se  
428 C4H8O Furan, tetrahydro- thf  
429 C4H10O+ 1-Butanol cation butanol1+  
430 BrONO2 Bromine nitrate brono2  
431 TiCl4 Titanium tetrachloride ticl4  
432 TiF4 Titanium tetrafluoride tif4  
433 CF3Br Bromotrifluoromethane cf3br  
434 GeF4 Germanium tetrafluoride gef4  
435 CCl4+ Carbon tetrachloride cation ccl4+  
436 CBrClF2 Methane, bromochlorodifluoro- cbrclf2  
437 CBrCl2F bromodichlorofluoromethane cbrcl2f  
438 CF3I trifluoroiodomethane cf3i  
439 CBrCl3 Methane, bromotrichloro- cbrcl3  
440 CBr2F2 Methane, dibromodifluoro- cbr2f2  
441 GeCl4 Germanium Tetrachloride gecl4  
442 CBr2ClF dibromochlorofluoromethane cbr2clf  
443 CBr2Cl2 dibromodichloromethane cbr2cl2  
444 CCl3I trichloroiodomethane ccl3i  
445 CFBr3 fluorotribromomethane cfbr3  
446 CFClBrI fluorochlorobromoiodomethane cfclbri  
447 CBr3Cl tribromochloromethane cbr3cl  
448 CF2I2 difluorodiiodomethane cf2i2  
449 CBr4 Carbon tetrabromide cbr4  
450 CCl2I2 dichlorodiiodomethane ccl2i2  
451 SiBr4 Silicon tetrabromide sibr4  
452 CBr3I tribromoiododmethane cbr3i  
453 GeBr4 Germanium tetrabromide gebr4  
454 CI4 tetraiodomethane ci4  
455 SiI4 silicon tetraiodide sii4  
456 SeF4 Selenium tetrafluoride sef4  
457 CHBrCF2 1-Bromo-2,2-difluoroethylene chbrcf2  
458 CHClCCHCl 1,3-dichloroallene chclcchcl  
459 CH3CFCl2 1,1-Dichloro-1-fluoroethane ch3cfcl2  
460 CH3CBr3 1,1,1-tribromoethane ch3cbr3  
461 NH3BCl3 Amminetrichloroboron nh3bcl3  
462 CH3CF2CH3 2,2-difluoropropane ch3cf2ch3  
463 CH2ClCH2CH2Cl 1,3-dichloropropane prdicl13  
464 CHCl2CH2CH3 1,1-dichloropropane prdicl11  
465 SiCl2(CH3)2 dichlorodimethylsilane sicl2me2  
466 C4H9F 1-fluorobutane butaf1  
467 CH3CHFCH2CH3 2-fluorobutane butaf2  
468 XeF4 Xenon tetrafluoride xef4  
469 C6H6 3,4-Dimethylenecyclobutene cb34m  
470 C6H6+ Benzene cation c6h6+  
471 C6H8 1,3-Cyclohexadiene cyhexadiene13  
472 C6H12 (1R,2R)-1,2-dimethylcyclobutane dmcb12t  
473 C6H12 2,3-dimethyl-but-2-ene tmeet  
474 C6H12 3-methylenepentane c760214  
475 C6H12 cis-1,2-dimethylcyclobutane dmcb12c  
476 C6H12 cis-1,3-dimethylcyclobutane dmcb13c  
477 C2H4N4 1H-Tetrazole, 1-methyl- c16681779  
478 C2H4N4 1H-Tetrazole, 5-methyl- c4076362  
479 C5H5N E-2,4-pentadienenitrile bdcn  
480 Li2CO3 Lithium Carbonate li2co3  
481 C4H4O2 2(5H)-Furanone furanone  
482 C4H6OS 2,3-dihydrothiophene-2-ol c9000117  
483 C4H6OS 2,5-dihydrothiophene-3-ol c9000093  
484 C4H6OS 4,5-dihydrothiophene-2-ol c9000106  
485 C4H6OS 4,5-dihydrothiophene-3-ol c9000082  
486 HCONH2CN2H4 formamide aminomethanimine dimer d13  
487 CH3CH(NH2)COOH Alanine alanine  
488 NH2CH2CH2COOH β–alanine betaalanine  
489 C5H10O 2-Pentanone mpk  
490 C5H12O 3-Pentanol pentan3ol  
491 C5H12S 2-Butanethiol, 2-methyl- c1679090  
492 CF3CN+ Acetonitrile, trifluoro- cation cf3cn+  
493 C2F4+ Tetrafluoroethylene cation c2f4+  
494 C2FCl3 fluorotrichloroethene c2fcl3  
495 C2Br4 tetrabromoethene c2br4  
496 AsF5 Arsenic pentafluoride asf5  
497 SbCl5 Antimony pentachloride sbcl5  
498 BrF5 bromine pentafluoride brf5  
499 IF5 pentafluoroiodine if5  
500 CH2BrCBr3 1,1,1,2-tetrabromo ethane c2h2br4  
501 C3H5Cl3 Propane, 1,2,3-trichloro- prcl135  
502 C4H8Cl2 Butane, 2,3-dichloro-, (r*,r*)-(.+/-.)- c2211678  
503 C6H5CH3 toluene toluene  
504 C7H8 cycloheptatriene cht  
505 C7H8 Quadricyclane qucy  
506 C6H7N 2-Methylpyridine mp  
507 C6H5O phenoxy radical phenoxy  
508 C5H5NO 2(1H)-Pyridinone c72762006  
509 C5H5NO 2(3H)-Pyridinone c9000048  
510 C5H5NO 2(5H)-Pyridinone c9000037  
511 C5H5NO 2-Pyridinol c109104  
512 C5H5NO 3(2H)-Pyridinone c9000004  
513 C5H5NO 3(4H)-Pyridinone c9000026  
514 C5H5NO 3(6H)-Pyridinone c9000015  
515 C5H5NO 3-Pyridinol c109002  
516 C5H5NO 4(1H)-Pryidinone c9000060  
517 C5H5NO 4(3H)-Pryidinone c9000059  
518 C5H5NO 4-Pyridinol c626642  
519 C6H5OH phenol phenol  
520 C6H6O 2,4-Cyclohexadienone c24599573  
521 C6H5SH Benzenethiol phsh  
522 C4H8O2S Sulfolane sulfolane  
523 CH(C2H3)3 trivinyl methane tvm  
524 C6H12O hexanal c6h12o  
525 CF3COCl trifluoroacetyl chloride cf3cocl  
526 SeF6 Selenium hexafluoride sef6  
527 CF3CHFCl 1,1,1,2-tetrafluorochloroethane cf3chfcl  
528 CF3CHCl2 1,1-Dichloro-2,2,2-trifluoroethane cf3chcl2  
529 CHCl2CClF2 Ethane, 1,2,2-trichloro-1,1-difluoro- chcl2cclf2  
530 CCl3CHCl2 pentachloroethane ccl3chcl2  
531 C6H5Br bromobenzene bzbr  
532 CH3C6H4CH3 meta-xylene mxylene  
533 CH3C6H4CH3 paraxylene pxylene  
534 C8H18 Octane c8h18  
535 C6H5CN phenyl cyanide phcn  
536 C4O4-- squarate dianion c4o4--  
537 C4H4N2O2 Uracil uracil  
538 CF3CFCl2 1,1-Dichlorotetrafluoroethane cf3cfcl2  
539 CF3CCl3 1,1,1-trifluoro-2,2,2-trichloroethane cf3ccl3  
540 IF7 Iodine heptafluoride if7  
541 C6H4F2 metadifluorobenzene mdfb  
542 C6H5NO2 Nitrobenzene c6h5no2  
543 C6N4- tetracyanoethylene anion tcne-  
544 Fe(CO)5 Iron pentacarbonyl ipc  
545 Fe(C5H5)2 ferrocene fecp2  
546 B12H12-- Dodecahydrododecaborate(2-) b12h12--  
547 C12H8 Acenaphthylene acenaph  
548 C12H10 biphenyl biphenyl  
549 C14H10 Phenanthrene phenanthrene  
550 C18H12 Tetracene tetracene