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Computational Chemistry Comparison and Benchmark DataBase
Release 22May 2022
NIST Standard Reference Database 101
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XXH-bond dimers
XXIOddities

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III.F.1. (I.A.4.)

List of which calculations are completed at QCISD(T) /cc-pV(T+d)Z

Jump to calculations not yet done
count Species Name State Conformation
1 D Deuterium atom 1SKh
2 H Hydrogen atom 1SKh
3 H+ Hydrogen atom cation  Kh
4 D2 Deuterium diatomic 1ΣgD∞h
5 H2 Hydrogen diatomic 1ΣgD∞h
6 H2- hydrogen diatomic anion 2Σu+D∞h
7 HD Deuterium hydride 1ΣgD∞h
8 He2+ helium diatomic cation 2ΣuD∞h
9 LiH- lithium hydride anion 2ΣC∞v
10 LiH+ lithium hydride cation 2ΣC∞v
11 NaH- sodium hydride anion 2ΣC∞v
12 NaH+ sodium hydride cation 2ΣC∞v
13 BeH- berylium monohydride anion 1ΣC∞v
14 BeH+ beryllium monohydride cation 1ΣC∞v
15 MgH- magnesium monohydride anion 1ΣC∞v
16 MgH+ magnesium monohydride cation 1ΣC∞v
17 B Boron atom 2PKh
18 BH Boron monohydride 1ΣC∞v
19 BH- boron monohydride anion 2ΠC∞v
20 BH+ boron monohydride cation 2ΣC∞v
21 BH2 boron dihydride 2A1C2v
22 BH3 boron trihydride 1A1'D3h
23 AlH3 aluminum trihydride 1A1'D3h
24 C Carbon atom 3P0Kh
25 Si Silicon atom 3PKh
26 CH Methylidyne 2Π1/2C∞v
27 CH- methylidyne anion 3ΣC∞v
28 CH+ Methylidyne cation 1ΣC∞v
29 CH2 Methylene 3B1C2v
30 CH2 Methylene 1A1C2v
31 CH2- methylene anion 2B1C2v
32 CH2+ methylene cation 2A1C2v
33 SiH2 silicon dihydride 1A1C2v
34 SiH2 silicon dihydride 3B1C2v
35 CH3 Methyl radical 2A1D3h
36 CH3- methyl anion 1A1C3v
37 SiH3 Silyl radical 2A1C3v
38 CH4 Methane 1A1Td
39 SiH4 Silane 1A1Td
40 P Phosphorus atom 4SKh
41 NH Imidogen 3Σ-C∞v
42 NH Imidogen 1Σ+C∞v
43 NH- Imidogen anion 2ΠC∞v
44 NH+ imidogen cation 2ΠC∞v
45 PH phosphorus monohydride 1Σ+C∞v
46 ND2 Amidogen-d2 2B1C2v
47 NH2 Amino radical 2B1C2v
48 NH2- amino anion 1A1C2v
49 ND3 Ammonia-d3 1A1C3v
50 NH3 Ammonia 1A1C3v
51 PH3 Phosphine 1A1C3v
52 PH4+ phosphonium cation   
53 O Oxygen atom 3SKh
54 S Sulfur atom 3PKh
55 DO Hydroxyl-d 2ΠC∞v
56 OH Hydroxyl radical 2ΠC∞v
57 OH- hydroxide anion 1ΣC∞v
58 OH+ hydoxyl cation 3ΣC∞v
59 OH+ hydoxyl cation 1ΣC∞v
60 HS Mercapto radical 2ΠC∞v
61 D2O Deuterium oxide 1A1C2v
62 H2O Water 1A1C2v
63 H2O- water anion 2A1C2v
64 H2O+ water cation 2B1C2v
65 HDO Water-d1 1A1C2v
66 D2S Hydrogen sulfide-d2 1A1C2v
67 H2S Hydrogen sulfide 1A1C2v
68 H2S+ Hydrogen sulfide cation 2B1C2v
69 H3O+ hydronium cation 1A1C3v
70 H3S+ Sulfonium cation 1A1C3v
71 F Fluorine atom 2PKh
72 Cl Chlorine atom 2PKh
73 DF Hydrofluoric acid-d 1ΣC∞v
74 HF Hydrogen fluoride 1ΣC∞v
75 HF- hydrogen fluoride anion 2ΣC∞v
76 HF+ hydrogen fluoride cation 2ΠC∞v
77 HCl Hydrogen chloride 1ΣC∞v
78 HCl+ hydrogen chloride cation 2ΠC∞v
79 H2Cl+ dihydrogen monochloride cation 1A1C2v
80 Ne Neon atom 1SKh
81 NeH+ neon hydrogen cation 1ΣC∞v
82 Li2- lithium diatomic anion 2ΣuD∞h
83 NaLi lithium sodium 1ΣC∞v
84 NaLi- lithium sodium anion 2ΣC∞v
85 NaLi+ lithium sodium cation 2ΣC∞v
86 Na2- sodium diatomic anion 2ΣuD∞h
87 Na2+ sodium diatomic cation 2ΣgD∞h
88 Be2- Beryllium diatomic anion 2ΠuD∞h
89 Be2+ Beryllium diatomic cation 2ΣuD∞h
90 Mg2- magnesium diatomic anion 2ΠUD∞h
91 Mg2+ magnesium diatomic cation 2ΣuD∞h
92 B2 Boron diatomic 1ΣgD∞h
93 B2 Boron diatomic 5ΣuD∞h
94 B2- Boron diatomic anion 4ΣgD∞h
95 BAl Boron Aluminum 3ΣC∞v
96 BC- boron monocarbide anion 1Σg+C∞v
97 AlC Aluminum carbide 4ΣC∞v
98 C2 Carbon diatomic 3ΠuD∞h
99 C2- carbon diatomic anion 2ΣgD∞h
100 C2+ carbon diatomic cation 2ΠD∞h
101 SiC silicon monocarbide 3ΣC∞v
102 SiC silicon monocarbide 1ΣC∞v
103 C2H2+ acetylene cation 2ΠuD∞h
104 Si2H6 disilane 1EuD3d
105 BeN- Beryllium mononitride anion 1ΣC∞v
106 BN- boron nitride anion 2ΣC∞v
107 BN boron nitride 3ΠC∞v
108 BN boron nitride 1ΣC∞v
109 BN+ boron nitride cation 2ΠC∞v
110 AlN Aluminum nitride 3ΠiC∞v
111 CN- cyanide anion 1ΣC∞v
112 CN+ Cyano cation 1ΣC∞v
113 SiP Silicon monophosphide 2ΠC∞v
114 N2- nitrogen diatomic anion 2ΠgD∞h
115 P2 Phosphorus diatomic 1ΣgD∞h
116 HCN Hydrogen cyanide 1ΣC∞v
117 HCN+ hydrogen cyanide cation 2ΠC∞v
118 N2H2 (E)-diazene 1AgC2h
119 CH2PH Phosphaethene 1A'Cs
120 CH2NH2+ methyleneamine cation 1A1C2v
121 BH3PH3 borane phosphine   
122 LiO+ lithium oxide cation 3ΣC∞v
123 LiO+ lithium oxide cation 1ΣC∞v
124 LiS Lithium monosulfide 2ΠC∞v
125 NaO+ sodium oxide cation 3ΣC∞v
126 BeO- Beryllium monoxide anion 2ΣC∞v
127 BeO+ Beryllium monoxide cation 2ΠC∞v
128 MgO- magnesium oxide anion 2ΣC∞v
129 MgO+ magnesium oxide cation 2ΠC∞v
130 CaS Calcium sulfide 1ΣC∞v
131 BO- boron monoxide anion 1ΣC∞v
132 BO+ boron monoxide cation 1ΣC∞v
133 CO- carbon monoxide anion 2ΠC∞v
134 CO+ carbon monoxide cation 2ΣC∞v
135 GeO Germanium monoxide 1ΣC∞v
136 SiSe Silicon Monoselenide   
137 NO- nitric oxide anion 3ΣC∞v
138 NO- nitric oxide anion 1ΔC∞v
139 PO Phosphorus monoxide 2ΠC∞v
140 PS phosphorus sulfide 2ΣC∞v
141 O2- oxygen diatomic anion 2ΠD∞h
142 SO Sulfur monoxide 3ΣC∞v
143 SO Sulfur monoxide 1ΣC∞v
144 S2 Sulfur diatomic 3ΣgD∞h
145 S2+ sulfur diatomic cation 2ΠD∞h
146 Se2 Selenium diatomic 3ΣgD∞h
147 HO2 Hydroperoxy radical 2A"Cs
148 HSO+ Sulfur Monoxide, S-protonated   
149 SOH Sulfur Hydroxide   
150 SOH+ Sulfur Monoxide, protonated   
151 H2CO+ formaldehyde cation 2B2C2v
152 H2CS Thioformaldehyde 1A1C2v
153 H2CSe Selenoformaldehyde   
154 H2S2 Disulfane 1AC2
155 H2S2+ hydrogen disulfide cation 2BgC2h
156 CH2OH+ hydroxymethyl cation 1A'Cs
157 H2CSH+ Thioformaldehyde, protonated 1A'Cs
158 H2POH Phosphinous acid 1A1'CS trans
159 H2POH Phosphinous acid 1A1'CS cis
160 H3PO Phosphine oxide 1A1C3v
161 CH3SH Methanethiol 1A'Cs
162 CH3SH2+ protonated methylsulfide 1A'Cs
163 LiCl lithium chloride 1ΣC∞v
164 NaF- sodium fluoride anion 2ΣC∞v
165 NaF+ sodium fluoride cation 2ΣC∞v
166 LiF- lithium fluoride anion 2ΣC∞v
167 LiF+ lithium fluoride cation 2ΠC∞v
168 BeF- Beryllium monofluoride anion 1ΣC∞v
169 BeF+ Beryllium monofluoride cation 1ΣC∞v
170 MgF- magnesium fluoride anion 1ΣC∞v
171 MgF+ magnesium fluoride cation 1ΣC∞v
172 BF- Boron monofluoride anion 2ΠC∞v
173 BF+ Boron monofluoride cation 2ΣC∞v
174 AlCl Aluminum monochloride 1ΣC∞v
175 CF- carbon monofluoride anion 3ΣC∞v
176 CF- carbon monofluoride anion 1ΣC∞v
177 CF+ carbon monofluoride cation 1ΣC∞v
178 SiF silicon monofluoride 2ΠC∞v
179 SiF+ silicon monofluoride cation 1ΣC∞v
180 NF nitrogen fluoride 1ΣC∞v
181 NF- nitrogen monofluorine anion 2ΠC∞v
182 NF+ nitrogen monofluoirde cation 2ΠC∞v
183 NCl nitrogen monochloride 3ΣC∞v
184 FO- flourine oxide anion 1ΣC∞v
185 FO+ fluorine monoxide cation 3ΣC∞v
186 ClO Monochlorine monoxide 2ΠC∞v
187 SF Monosulfur monofluoride 2ΠC∞v
188 SF+ sulfur monofluoride cation 3ΣC∞v
189 SCl sulfur monochloride 2ΠC∞v
190 SCl+ sulfur monochloride cation 3ΣgC∞v
191 SBr Sulfur monobromide radical   
192 F2- flourine diatomic anion 2ΣuD∞h
193 F2+ flourine diatomic cation 2ΠgD∞h
194 ClF Chlorine monofluoride 1Σ+C∞v
195 Cl2- chlorine diatomic anion 2ΣuD∞h
196 Cl2+ chlorine diatomic cation 2ΠgD∞h
197 HOCl hypochlorous acid 1A'Cs
198 CH3Cl Methyl chloride 1A1C3v
199 SiH3Cl chlorosilane 1A1C1
200 Si3H8 trisilane   
201 Li2O dilithium oxide 1ΣgD∞h
202 Li2S dilithium sulfide 1ΣGD∞h
203 Li2S dilithium sulfide 1A1C2v
204 NNS Nitrogen sulfide 1ΣC∞v
205 OCS Carbonyl sulfide 1ΣC∞v
206 SiS2 Silicon disulfide 1ΣGD∞h
207 NSO sulfinyl amidogen   
208 SNO Nitrogen oxide sulfide   
209 O3 Ozone 1A1Cs
210 SO2 Sulfur dioxide 1A1C2v
211 S3 Sulfur trimer   
212 S3+ Sulfur trimer cation 2B2C2v
213 HOCO Hydrocarboxyl radical 1A'cis
214 HOCO Hydrocarboxyl radical 1A'trans
215 HCCOH ethynol 1A'Cs
216 CH2CS Thioketene   
217 HSSSH trisulfane 1AC2
218 HSSSH trisulfane 1A'Cs
219 C2H4S Thiirane 1A1C2v
220 CH3CHS Thioacetaldehyde 1A'C1
221 CH3SSH Hydrogen methyl disulfide   
222 CH3CH2SH ethanethiol 1A'Cs
223 FNS Thionitrosyl fluoride 1A'Cs
224 FSN Thiazyl fluoride 1A'Cs
225 OPCl Phosphorus oxychloride   
226 GeCl2 Germanium dichloride 1A1C2v
227 OClO Chlorine dioxide 2B1D∞h
228 ClSO Sulfur chloride oxide 2A"Cs
229 FClO chlorosyl fluoride 1A'Cs
230 ClOF Chlorine hypofluorite 1A'Cs
231 SF2 sulfur difluoride 1A1C2v
232 SCl2 Sulfur dichloride 1A1C2v
233 SeCl2 Selenium Dichloride   
234 SBr2 Sulfur dibromide   
235 SeBr2 Selenium dibromide   
236 CH2F2 Methane, difluoro- 1A1C2v
237 S2N2 Disulfur dinitride 1AGD2h
238 CS3-- Carbonotrithioate   
239 SO3 Sulfur trioxide 1A1'D3h
240 S4 Sulfur tetramer   
241 S4 Sulfur tetramer   
242 S4 Sulfur tetramer   
243 H3AlO3 Aluminum hydroxide   
244 CH3CSNH2 Ethanethioamide   
245 C2F2 difluoroacetylene 1ΣgD∞h
246 Cl2CS Thiophosgene 1A1C2v
247 AlF3 Aluminum trifluoride 1A1'D3h
248 ClO2F Chloryl fluoride 1A'Cs
249 F2SO Thionyl Fluoride 1A'Cs
250 SSCl2 Thiothionyl chloride   
251 SF3 Sulfur trifluoride 2A'Cs
252 ClF3 Chlorine trifluoride 1A1'D3h
253 ClF3 Chlorine trifluoride 1A1C2v
254 HClO3 Chloric Acid 1AC1
255 C2H6O2S Dimethyl sulfone 1A1C2v
256 CF2Cl2 difluorodichloromethane 1A1C2v
257 SF4 Sulfur tetrafluoride 1A1C2v
258 HClO4 perchloric acid 1ACs
259 SiH3CCl3 (trichloromethyl)silane 1A1C3v
260 SiF5- silicon pentafluoride anion   
261 SOF4 Sulfur tetrafluoride oxide 1A1C2v
262 PF5 Phosphorus pentafluoride 1A1'D3h
263 CHCl2CHCl2 Ethane, 1,1,2,2-tetrachloro-   
264 PF6- Hexafluorophosphate ion 1A1GOh
265 SF5Cl sulfur chloropentafluoride 1A1C4v
266 Al2Cl6 Aluminum, di-μ-chlorotetrachlorodi- 1AGD2h

Species NOT done yet
count Species Name file name problem
1 D- Deuterium atom anion d-  
2 D+ Deuterium atom cation d+  
3 H- Hydrogen atom anion h-  
4 H2+ Hydrogen cation h2+  
5 H3+ hydrogen trimer cation h3+  
6 He Helium atom he  
7 He- Helium atom anion he-  
8 He+ Helium atom cation he+  
9 HeH Helium hydride heh  
10 HeH+ Helium hydride cation heh+  
11 Li Lithium atom li  
12 Li- Lithium atom anion li-  
13 Li+ Lithium atom cation li+  
14 Na Sodium atom na  
15 Na- Sodium atom anion na-  
16 Na+ Sodium atom cation na+  
17 K Potassium atom k  
18 K- Potassium atom anion k-  
19 K+ Potassium atom cation k+  
20 Cu Copper atom cu  
21 Cu- Copper atom anion cu-  
22 Cu+ Copper atom cation cu+  
23 LiH Lithium Hydride lih  
24 NaH sodium hydride nah  
25 KH Potassium hydride kh  
26 KH+ Potassium hydrogen cation kh+  
27 CuH Copper monohydride cuh  
28 Be Beryllium atom be  
29 Be- Beryllium atom anion be-  
30 Be+ Beryllium atom cation be+  
31 Mg Magnesium atom mg  
32 Mg- Magnesium atom anion mg-  
33 Mg+ Magnesium atom cation mg+  
34 Ca Calcium atom ca  
35 Ca- Calcium atom anion ca-  
36 Ca+ Calcium atom cation ca+  
37 Zn Zinc atom zn  
38 Zn- Zinc atom anion zn-  
39 Zn+ Zinc atom cation zn+  
40 BeH beryllium monohydride beh  
41 MgH magnesium monohydride mgh  
42 CaH Calcium monohydride cah  
43 CaH+ Calcium monohydride cation cah+  
44 TiH Titanium monohydride tih  
45 ZnH Zinc monohydride znh  
46 ZnH+ Zinc, protonated znh+  
47 BeH2 beryllium dihydride beh2  
48 BeH2+ Beryllium dihydride cation beh2+  
49 MgH2 magnesium dihydride mgh2  
50 CaH2 Calcium Hydride cah2  
51 ZnH2 Zinc hydride znh2  
52 B- Boron atom anion b-  
53 B+ Boron atom cation b+  
54 Al Aluminum atom al  
55 Al- Aluminum atom anion al-  
56 Al+ Aluminum atom cation al+  
57 Sc Scandium atom sc  
58 Sc+ Scandium cation sc+  
59 Ga Gallium atom ga  
60 Ga- Gallium atom anion ga-  
61 Ga+ Gallium atom cation ga+  
62 AlH aluminum monohydride alh  
63 AlH- aluminum monohydride anion alh-  
64 AlH+ aluminum monohydride cation alh+  
65 ScH Scandium monohydride sch  
66 ScH+ Scandium monohydride cation sch+  
67 GaH Gallium monohydride gah  
68 GaH+ Gallium monohydride cation gah+  
69 BH2- boron dihydride anion bh2-  
70 BH2+ Boron dihydride cation bh2+  
71 AlH2 aluminum dihydride alh2  
72 AlH2- aluminum dihydride anion alh2-  
73 AlH2+ aluminum dihydride cation alh2+  
74 BH3- boron trihydride anion bh3-  
75 BH3+ boron trihydride cation bh3+  
76 AlH3- aluminum trihydride anion alh3-  
77 AlH3+ aluminum trihydride cation alh3+  
78 ScH3 Scandium trihydride sch3  
79 GaH3 Gallium trihydride gah3  
80 BH4 borohydride bh4  
81 BH4- borohydride anion bh4-  
82 AlH4- Aluminum tetrahydride anion alh4-  
83 C- Carbon atom anion c-  
84 C+ Carbon atom cation c+  
85 Si- Silicon atom anion si-  
86 Si+ Silicon atom cation si+  
87 Ti Titanium atom ti  
88 Ti- Titanium atom anion ti-  
89 Ti+ Titanium atom cation ti+  
90 Ge Germanium atom ge  
91 Ge- Germanium anion ge-  
92 Ge+ Germanium cation ge+  
93 Sn Tin atom sn  
94 Sn+ Tin cation sn+  
95 SiH Silylidyne sih  
96 SiH- silicon monohydride anion sih-  
97 SiH+ silicon monohydride cation sih+  
98 GeH germylidene geh  
99 GeH+ Germaniun monohyrdide cation geh+  
100 SiH2- silicon dihydride anion sih2-  
101 SiH2+ silicon dihydride cation sih2+  
102 GeH2 germylene geh2  
103 GeH2- germylene anion geh2-  
104 CH3+ methyl cation ch3+  
105 SiH3- Silyl anion sih3-  
106 SiH3+ Silyl cation sih3+  
107 GeH3 Germyl radical geh3  
108 GeH3+ germyl cation geh3+  
109 CD4 methane-d4 cd4  
110 CH2D2 methane-d2 ch2d2  
111 CH3D methane-d ch3d  
112 CH4- Methane anion ch4-  
113 CH4+ Methane cation ch4+  
114 CHD3 methane-d3 chd3  
115 SiH2D2 silane-d2 sih2d2  
116 SiH4+ Silane cation sih4+  
117 GeH4 Germane geh4  
118 SnH4 Stannane snh4  
119 SiH5+ Silane, protonated sih5+  
120 N Nitrogen atom n  
121 N- Nitrogen atom anion n-  
122 N+ Nitrogen atom cation n+  
123 P- Phosphorus atom anion p-  
124 P+ Phosphorus atom cation p+  
125 V Vanadium atom v  
126 V+ Vanadium atom cation v+  
127 As Arsenic atomic as  
128 As- Arsenic anion as-  
129 As+ Arsenic cation as+  
130 Sb Antimony atom sb  
131 PH phosphorus monohydride ph  
132 PH- phosphorus monohydride anion ph-  
133 PH+ phosphorus monohydride cation ph+  
134 AsH Arsenic monohydride ash  
135 AsH+ Arsenic monohydride cation ash+  
136 SbH Antimony monohydride sbh  
137 NH2+ Amino cation nh2+  
138 PH2 Phosphino radical ph2  
139 PH2- Phosphino anion ph2-  
140 PH2+ Phosphino cation ph2+  
141 AsH2 Arsenic dihydride ash2  
142 AsH2+ Arsenic dihydride cation ash2+  
143 NH3- Ammonia anion nh3-  
144 NH3+ ammonia cation nh3+  
145 PH3+ Phosphine cation ph3+  
146 AsH3 Arsine ash3  
147 AsH3+ Arsine cation ash3+  
148 SbH3 Stibine sbh3  
149 AsH4+ Arsonium ash4+  
150 NH4 Ammonium radical nh4  
151 NH4+ ammonium cation nh4+  
152 PH4 Phosphoranyl radical ph4  
153 O- Oxygen atom anion o-  
154 O+ Oxygen atom cation o+  
155 S- Sulfur atom anion s-  
156 S+ Sulfur atom cation s+  
157 Cr Chromium atom cr  
158 Se Selenium atom se  
159 Se- Selenium atom anion se-  
160 Se+ Selenium atom cation se+  
161 Te Tellurium atom te  
162 Te+ Tellurium atom cation te+  
163 DS Mercapto-d ds  
164 HS- mercapto anion sh-  
165 HS+ sulfur monohydride cation sh+  
166 CrH Chromium hydride crh  
167 CrH+ Chromium hydride cation crh+  
168 HSe Selenium monohydride hse  
169 HSe- selenium monohydride anion hse-  
170 HSe+ selenium monohydride cation hse+  
171 TeH Telluryl radical teh  
172 H2S- Hydrogen sulfide anion h2s-  
173 H2Se Hydrogen selenide h2se  
174 H2Se+ Hydrogen selenide cation h2se+  
175 H2Te Hydrogen Telluride h2te  
176 H3Se+ Hydrogen Selenide, protonated h3se+  
177 F- Fluorine atom anion f-  
178 F+ Fluorine atom cation f+  
179 Cl- Chlorine atom anion cl-  
180 Cl+ Chlorine atom cation cl+  
181 Mn Manganese atom mn  
182 Br Bromine atom br  
183 Br- Bromine atom anion br-  
184 Br+ Bromine atom cation br+  
185 I Iodine atom iodine  
186 I- Iodine atom anion iodine-  
187 I+ Iodine atom cation iodine+  
188 DCl Hydrochloric acid-d dcl  
189 HCl- hydrogen chloride anion hcl-  
190 HBr hydrogen bromide hbr  
191 HBr- hydrogen bromide anion hbr-  
192 HBr+ hydrogen bromide cation hbr+  
193 HI Hydrogen iodide hi  
194 HI+ Hydrogen iodide cation hi+  
195 H2F+ dihydrogen fluoride cation h2f+  
196 H2Br+ protonated hydrogen bromide h2br+  
197 H2I+ Iodonium h2i+  
198 Ne- Neon atom anion ne-  
199 Ne+ Neon atom cation ne+  
200 Ar Argon atom ar  
201 Ar- Argon atom anion ar-  
202 Ar+ Argon atom cation ar+  
203 Fe Iron atom fe  
204 Kr Krypton atom kr  
205 Kr+ Krypton cation kr+  
206 Xe Xenon atom xe  
207 HeLi+ Helium Lithium cation heli+  
208 NeH neon hydrogen neh  
209 ArH+ Argon hydride cation arh+  
210 KrH+ Protonated Krypton krh+  
211 XeH+ Xenon, protonated xeh+  
212 H2Ar H2 Ar dimer h2ar  
213 Co Cobalt atom cobalt  
214 Ni Nickel atom ni  
215 Li2 Lithium diatomic li2  
216 Li2+ lithium diatomic cation li2+  
217 LiK Lithium Potassium lik  
218 Na2 Sodium diatomic na2  
219 NaK Sodium Potassium nak  
220 NaK+ Sodium Potassium diatomic cation nak+  
221 K2 Potassium diatomic k2  
222 Cu2 Copper diatomic cu2  
223 LiBe Lithium Beryllium libe  
224 LiMg Lithium magnesium limg  
225 NaBe Sodium Beryllium nabe  
226 NaMg Sodium Magnesium namg  
227 Be2 Beryllium diatomic be2  
228 BeMg Beryllium Magnesium bemg  
229 Mg2 Magnesium diatomic mg2  
230 Ca2 Calcium diatomic ca2  
231 LiB Lithium boride lib  
232 LiAl Lithium Aluminum lial  
233 NaAl Sodium aluminum naal  
234 BeB Beryllium monoboride beb  
235 B2 Boron diatomic b2  
236 B2+ Boron diatomic cation b2+  
237 Al2 Aluminum diatomic al2  
238 Al2- aluminum diatomic anion al2-  
239 Al2+ aluminum diatomic cation al2+  
240 BGa Boron Gallium bga  
241 AlGa Aluminum Gallium alga  
242 Ga2 Gallium diatomic ga2  
243 HBBH Diborane(2) hbbh  
244 LiBH4 Lithium borohydride libh4  
245 B2H4 Diborane(4) D2d b2h4  
246 HBHHBH Diborane(4) C2V hbhhbh  
247 B2H6 Diborane b2h6  
248 B2H6+ Diborane cation b2h6  
249 Al2H6 dialane al2h6  
250 Ga2H6 digallane ga2h6  
251 LiC Lithium Carbide lic  
252 BeC Beryllium Carbide bec  
253 CaC Calcium monocarbide cac  
254 BC boron monocarbide bc  
255 BC- boron monocarbide anion bc-  
256 BC+ boron monocarbide cation bc+  
257 BSi Boron silicide bsi  
258 C2 Carbon diatomic c2  
259 C2+ carbon diatomic cation c2+  
260 SiC- silicon monocarbide anion sic-  
261 SiC+ silicon monocarbide cation sic+  
262 Si2 Silicon diatomic si2  
263 Si2- silcon diatomic anion si2-  
264 Si2+ silcon diatomic cation si2+  
265 GeC Germanium monocarbide gec  
266 SiGe Silicon Germanium sige  
267 Ge2 Germanium diatomic ge2  
268 C2H Ethynyl radical c2h  
269 C2H- Ethynyl anion c2h-  
270 C2H+ Ethynyl cation c2h+  
271 ZnCH2 Zinc methylene znch2  
272 C2H2 Acetylene c2h2  
273 CCH2 vinylidene vinylidene  
274 H2CC- vinylidene anion h2cc-  
275 HCCH- acetylene anion c2h2-  
276 Si2H2 disilyne si2h2  
277 CH3Li methyl lithium ch3li  
278 CuCH3 monomethyl copper cuch3  
279 ZnCH3 Zinc monomethyl znch3  
280 CH2BH methyleneborane ch2bh  
281 C2H3 vinyl c2h3  
282 C2H3- vinyl anion c2h3-  
283 C2H3+ vinyl cation c2h3+  
284 C2H4 Ethylene c2h4  
285 C2H4- Ethylene anion c2h4-  
286 C2H4+ Ethylene cation c2h4+  
287 CH3CH methylmethylene ch3ch  
288 CH2SiH2 silaethylene ch2sih2  
289 Si2H4 Disilene si2h4  
290 CH3BH2 methylborane ch3bh2  
291 C2H5 Ethyl radical c2h5  
292 C2H5- Ethyl anion c2h5-  
293 C2H5+ Ethyl cation c2h5+  
294 C2H6 Ethane c2h6  
295 C2H6+ ethane cation c2h6+  
296 CH3SiH3 methyl silane ch3sih3  
297 GeH3CH3 methyl germane geh3ch3  
298 C2H7+ Ethane, protonated c2h7+  
299 LiN Lithium Nitride lin  
300 LiN+ Lithium Nitride cation lin+  
301 LiP Lithium monophosphide lip  
302 BeN Beryllium mononitride ben  
303 BeN+ Beryllium mononitride cation ben+  
304 MgN Magnesium Nitride mgn  
305 AlN- aluminum mononitride anion aln-  
306 AlN+ aluminum mononitride cation aln+  
307 BP Boron monophosphide bp  
308 AlP Aluminum monophosphide alp  
309 GaN Gallium mononitride gan  
310 GaP Gallium monophosphide gap  
311 GaAs Gallium arsenide gaas  
312 CN Cyano radical cn  
313 CP Carbon monophosphide cp  
314 CP- carbon monophosphide anion cp-  
315 CP+ carbon monophosphide cation cp+  
316 SiN Silicon nitride sin  
317 SiN- silicon mononitride anion sin-  
318 SiN+ silicon mononitride cation sin+  
319 SiP- Silicon monophosphide anion sip-  
320 SiP+ Silicon monophosphide cation sip+  
321 TiN Titanium mononitride tin  
322 N2 Nitrogen diatomic n2  
323 N2+ diatomic nitrogen cation n2+  
324 PN Phosphorus mononitride pn  
325 PN- phosphorus nitride anion pn-  
326 PN+ phosphorus nitride cation pn+  
327 P2- phosphorus diatomic anion p2-  
328 P2+ phosphorus diatomic cation p2+  
329 AsN Arsenic mononitride asn  
330 AsP Arsenic monophosphide asp  
331 SbN Antimony nitride sbn  
332 As2 Arsenic diatomic as2  
333 HNB hydrogen nitrogen boron hnb  
334 HNC hydrogen isocyanide hnc  
335 HCN- Hydrogen cyanide anion hcn-  
336 HNC+ hydrogen isocyanide cation hnc+  
337 HCP Phosphaethyne hcp  
338 HCP+ Phosphaethyne cation hcp+  
339 NNH Dinitrogen monohydride nnh  
340 NNH+ Dinitrogen monohydride cation nnh+  
341 HPO Hydrogen phosphorus oxide hpo  
342 HPO+ Hydrogen phosphorus oxide cation hpo+  
343 LiNH2 lithium amide linh2  
344 HBNH Boranimine hbnh  
345 CNH2 Aminomethylidyne radical cnh2  
346 CNH2+ N-protonated hydrogen isocyanide cnh2+  
347 H2CN Dihydrogen cyanide radical h2cn  
348 H2CN+ hydrocyanonium cation h2cn+  
349 HCNH methyleneazane hcnh  
350 HCNH+ N-protonated HCN hcnh+  
351 H2NN Isodiazene h2nn  
352 N2H2 (Z)-Diazene n2h2z  
353 N2H2+ trans-diazene cation n2h2+  
354 CH2NH Methanimine ch3n  
355 CH2NH+ Methanimine cation ch2nh+  
356 CHNH2 aminomethylene chnh2  
357 CHNH2+ Aminocarbene cation chnh2+  
358 BH2NH2 Boranamine bh2nh2  
359 N2H4 Hydrazine n2h4  
360 N2H4+ hydrazine cation n2h4+  
361 P2H4 Diphosphine p2h4  
362 CH3NH2 methyl amine ch3nh2  
363 CH3NH2+ methyl amine cation ch3nh2+  
364 CH3PH2 Methyl phosphine ch3ph2  
365 SiH3NH2 Silane, amino sih3nh2  
366 N2H5+ protonated hydrazine n2h5+  
367 BH3NH3 borane ammonia bh3nh3  
368 CH3NH3 methyl ammonium radical ch3nh3  
369 CH3NH3+ protonated methylamine ch3nh3+  
370 CH3PH3+ methyl phosphine, protonated ch3ph3+  
371 NH3NH3 Ammonia Dimer nh3nh3  
372 N2H7+ ammonia ammonium dimer n2h7+  
373 LiO lithium oxide lio  
374 LiO- lithium oxide anion lio-  
375 LiS+ Lithium sulfide cation lis+  
376 NaO sodium monoxide nao  
377 NaO- sodium oxide anion nao-  
378 KO Potassium monoxide ko  
379 KO+ Potassium monoxide cation ko+  
380 NaS Sodium sulfide nas  
381 CuO Copper Monoxide cuo  
382 LiSe Lithium monoselenide lise  
383 BeO beryllium oxide beo  
384 BeS beryllium sulfide bes  
385 MgO magnesium oxide mgo  
386 CaO Calcium monoxide cao  
387 MgS magnesium sulfide mgs  
388 MgS- magnesium sulfide anion mgs-  
389 MgS+ magnesium sulfide cation mgs+  
390 ZnO zinc monoxide zno  
391 ZnS Zinc sulfide zns  
392 BeS- Beryllium monosulfide anion bes-  
393 BeS+ Beryllium monosulfide cation bes+  
394 BO boron monoxide bo  
395 AlO Aluminum monoxide alo  
396 AlO- Aluminum monoxide anion alo-  
397 AlO+ aluminum monoxide cation alo+  
398 BS boron sulfide bs  
399 BS- boron monosulfide anion bs-  
400 BS+ boron monosulfide cation bs+  
401 AlS Aluminum sulfide als  
402 AlS- aluminum monosulfide anion als-  
403 AlS+ aluminum monosulfide cation als+  
404 ScO Scandium monoxide sco  
405 GaO Gallium monoxide gao  
406 GaS Gallium monosulfide gas  
407 CO Carbon monoxide co  
408 CS carbon monosulfide cs  
409 CS- carbon monosulfide anion cs-  
410 CS+ carbon monosulfide cation cs+  
411 SiO Silicon monoxide sio  
412 SiO- silicon monoxide anion sio-  
413 SiO+ silicon monoxide cation sio+  
414 SiS silicon monosulfide sis  
415 SiS- silicon monosulfide anion sis-  
416 SiS+ silicon monosulfide cation sis+  
417 TiO Titanium monoxide tio  
418 CSe Carbon monoselenide cse  
419 CSe- Carbon monoselenide anion cse-  
420 CSe+ Carbon monoselenide cation cse+  
421 GeO+ Germanium monoxide cation geo+  
422 GeS Germanium monosulfide ges  
423 SiSe+ Silicon Monoselenide cation sise+  
424 GeSe Germanium monoselenide gese  
425 NO Nitric oxide no  
426 NO+ nitric oxide cation no+  
427 NS Mononitrogen monosulfide ns  
428 NS- nitrogen sulfide anion ns-  
429 NS+ nitrogen sulfide cation ns+  
430 PO- phosphorus monoxide anion po-  
431 PO+ phosphorus monoxide cation po+  
432 PS- phosphorus monosulfide anion ps-  
433 PS+ phosphorus monosulfide cation ps+  
434 VO Vanadium monoxide vo  
435 AsO Arsenic monoxide aso  
436 NSe Nitrogen monoselenide nse  
437 AsS Arsenic monosulfide ass  
438 PSe Phosphorus monoselenide pse  
439 AsSe Arsenic monoselenide asse  
440 O2 Oxygen diatomic o2  
441 O2-- dioxygen dianion o2--  
442 O2+ diatomic oxygen cation o2+  
443 SO- sulfur monoxide anion so-  
444 SO+ sulfur monoxide cation so+  
445 S2- sulfur diatomic anion s2-  
446 SeO Selenium monoxide seo  
447 SeO- selenium monoxide anion seo-  
448 SeO+ selenium monoxide cation seo+  
449 SeS Selenium monosulfide ses  
450 SeS- selenium monosulfide anion ses-  
451 SeS+ selenium monosulfide cation ses+  
452 TeO Tellurium monoxide teo  
453 Se2- selenium diatomic anion se2-  
454 Se2+ selenium diatomic cation se2+  
455 Te2 Tellurium diatomic te2  
456 LiOH lithium hydroxide lioh  
457 NaOH sodium hydroxide naoh  
458 KOH Potassium hydroxide koh  
459 BeOH beryllium monohydroxide beoh  
460 MgOH magnesium hydroxide mgoh  
461 CaOH Calcium monohydroxide caoh  
462 HBO Boron hydride oxide hbo  
463 HBS hydrogen boron sulfide hbs  
464 COH Hydroxymethylidyne coh  
465 COH+ Carbon Monoxide, protonated coh+  
466 HCO Formyl radical hco  
467 HCO- formyl anion hco-  
468 HCO+ Formyl cation hco+  
469 HCS Thioformyl radical hcs  
470 HCS- Thioformyl anion hcs-  
471 HCS+ Thioformyl cation hcs+  
472 HNO Nitrosyl hydride hno  
473 HNO- Nitrosyl hydride anion hno-  
474 HNO+ Nitrosyl hydride cation hno+  
475 NOH Hydroxyimidogen noh  
476 NOH+ O-protonated nitric oxide noh+  
477 HNS Sulfur imide hns  
478 HNS- Sulfur imide anion hns-  
479 HO2- Hydroperoxy anion ho2-  
480 HO2+ Hydroperoxy cation ho2+  
481 HS2 Thiosulfeno radical hs2  
482 H2CO Formaldehyde h2co  
483 H2CO- formaldehyde anion h2co-  
484 HOCH hydroxycarbene hoch  
485 H2CS- thioformaldehyde anion h2cs-  
486 H2CS+ thioformaldehyde cation h2cs+  
487 H2NO nitroxide h2no  
488 H2O2 Hydrogen peroxide h2o2  
489 H2O2+ Hydrogen peroxide cation h2o2+  
490 H2OO water oxide h2oo  
491 HOSH hydrogen thioperoxide hosh  
492 H2Se2 hydrogen diselenide h2se2  
493 CH2OH Hydroxymethyl radical ch2oh  
494 CH3O Methoxy radical ch3o  
495 CH3O- methoxy anion ch3o-  
496 CH3O+ Methoxy cation ch3o+  
497 CH3S thiomethoxy ch3s  
498 NH2OH hydroxylamine nh2oh  
499 NH2OH+ Hydroxylamine cation nh2oh+  
500 NH3O Ammonia Oxide nh3o  
501 NH2SH Thiohydroxylamine nh2sh  
502 NH3S sulfidoazane nh3s  
503 H3O2+ hydrogen peroxide, protonated h3o2+  
504 CH3OH Methyl alcohol ch3oh  
505 CH3OH- Methyl alcohol anion ch3oh-  
506 CH3OH+ Methyl alcohol cation ch3oh+  
507 CH3SH+ Methanethiol cation ch3sh+  
508 SiH3OH silanol sih3oh  
509 CH3SeH Methane selenol ch3seh  
510 NH2OH2+ protonated hydroxylamine nh2oh2+  
511 NH3OH+ N-protonated hydroxylamine nh3oh+  
512 H2OH2O water dimer h2oh2o  
513 CH3OH2+ Methanol, protonated ch3oh2+  
514 H2ONH3 Water Ammonia Dimer h2onh3  
515 H5O2+ Dihydroxonium ion h5o2+  
516 LiF lithium fluoride lif  
517 LiCl- lithium chloride anion licl-  
518 LiCl+ lithium chloride cation licl+  
519 NaF sodium fluoride naf  
520 KF Potassium Fluoride kf  
521 NaCl Sodium Chloride nacl  
522 NaCl- sodium chloride anion nacl-  
523 NaCl+ sodium chloride cation nacl+  
524 KCl Potassium Chloride kcl  
525 CuF Copper monofluoride cuf  
526 LiBr Lithium Bromide libr  
527 LiBr- lithium bromide anion libr-  
528 LiBr+ lithium bromide cation libr+  
529 CuCl Copper monochloride cucl  
530 NaBr Sodium Bromide nabr  
531 NaBr- sodium bromide anion nabr-  
532 NaBr+ sodium bromide cation nabr+  
533 KBr Potassium Bromide kbr  
534 LiI Lithium Iodide lii  
535 NaI Sodium Iodide nai  
536 KI Potassium Iodide ki  
537 BeF Beryllium monofluoride bef  
538 BeCl beryllium monochloride becl  
539 MgF Magnesium monofluoride mgf  
540 CaF Calcium monofluoride caf  
541 MgCl magnesium monochloride mgcl  
542 MgCl- magnesium monochloride anion mgcl-  
543 MgCl+ magnesium monochloride cation mgcl+  
544 CaCl calcium monochloride cacl  
545 TiCl Titanium Monochloride ticl  
546 ZnF Zinc monofluoride znf  
547 ZnF- Zinc monofluoride anion znf-  
548 ZnF+ Zinc monofluoride cation znf+  
549 ZnCl Zinc monochloride zncl  
550 CaBr Calcium monobromide cabr  
551 BeCl- beryllium monochloride anion becl-  
552 BeCl+ beryllium monochloride cation becl+  
553 BF Boron monofluoride bf  
554 AlF Aluminum monofluoride alf  
555 AlF- Aluminum monofluoride anion alf-  
556 AlF+ Aluminum monofluoride cation alf+  
557 BCl boron monochloride bcl  
558 BCl- boron monochloride anion bcl-  
559 BCl+ boron monochloride cation bcl+  
560 AlCl- aluminum monochloride anion alcl-  
561 AlCl+ aluminum monochloride cation alcl+  
562 ScF Scandium monofluoride scf  
563 BBr Boron monobromide bbr  
564 GaF Gallium monofluoride gaf  
565 GaF+ Gallium monofluoride cation gaf+  
566 AlBr Aluminum monobromide albr  
567 GaCl Gallium monochloride gacl  
568 GaCl+ Gallium monochloride cation gacl+  
569 AlI Aluminum monoiodide ali  
570 GaBr Gallium monobromide gabr  
571 CF Fluoromethylidyne cf  
572 CCl carbon monochloride ccl  
573 CCl- carbon monochloride anion ccl-  
574 CCl+ carbon monochloride cation ccl+  
575 SiF- silicon monofluoride anion sif-  
576 SiCl Clorosilylidyne sicl  
577 SiCl- silicon monochloride anion sicl-  
578 SiCl+ silicon monochloride cation sicl+  
579 CBr Carbon monobromide cbr  
580 GeF Germanium monofluoride gef  
581 GeF+ Germanium monofluoride cation gef+  
582 GeCl Germanium monochloride gecl  
583 GeCl+ Germanium monochloride cation gecl+  
584 SiBr Silicon monobromide sibr  
585 SiBr+ Silicon monobromide cation sibr+  
586 NF nitrogen fluoride nf  
587 NCl- nitrogen monochloride anion ncl-  
588 NCl+ nitrogen monochloride cation ncl+  
589 PF phosphorus monofluoride pf  
590 PF- phosphorus monofluoride anion pf-  
591 PF+ phosphorus monofluoride cation pf+  
592 PCl phosphorus chloride pcl  
593 PCl- phosphorus monochloride anion pcl-  
594 PCl+ phosphorus monochloride cation pcl+  
595 AsF Arsenic monofluoride asf  
596 NBr nitrogen monobromide nbr  
597 AsCl Arsenic monochloride ascl  
598 PBr Phosphorus monobromide pbr  
599 SbF Antimony monofluoride sbf  
600 SbCl Antimony monochloride sbcl  
601 FO Oxygen monofluoride fo  
602 ClO- chlorine monoxide anion clo-  
603 ClO+ chlorine monoxide cation clo+  
604 SF- sulfur monofluoride anion sf-  
605 SCl- sulfur monochloride anion scl-  
606 BrO Bromine monoxide bro  
607 BrO- Bromine monoxide anion bro-  
608 BrO+ Bromine monoxide cation bro+  
609 SeF Selenium monofluoride sef  
610 SBr+ Sulfur monobromide cation sbr+  
611 SeCl Selenium monochloride secl  
612 IO Iodine monoxide io  
613 SeBr Selenium monobromide sebr  
614 BrCl Bromine monochloride brcl  
615 F2 Fluorine diatomic f2  
616 ClF- clorine monofluoride anion clf-  
617 ClF+ clorine monofluoride cation clf+  
618 Cl2 Chlorine diatomic cl2  
619 BrF Bromine monofluoride brf  
620 BrF- bromine fluoride anion brf-  
621 BrF+ bromine fluoride cation brf+  
622 BrCl- bromine chloride anion brcl-  
623 BrCl+ bromine chloride cation brcl+  
624 IF Iodine monofluoride if  
625 Br2 Bromine diatomic br2  
626 Br2- bromine diatomic anion br2-  
627 Br2+ bromine diatomic cation br2+  
628 ICl Iodine monochloride icl  
629 IBr Iodine monobromide ibr  
630 I2 Iodine diatomic i2  
631 I2+ Iodine diatomic cation i2+  
632 HCF Fluoromethylene hcf  
633 HCCl Chloromethylene hccl  
634 HSiF fluorosilylene hsif  
635 HSiCl Chlorosilylene hsicl  
636 HSiBr monobromosilylene hsibr  
637 CHBr bromomethylene chbr  
638 HOF Hypofluorous acid hfo  
639 DOCl Hypochlorous acid-d docl  
640 HOCl+ hypochlorous acid cation hocl+  
641 HOBr Hypobromous acid hobr  
642 HOBr+ Hypobromous acid cation hobr+  
643 HOI Hypoiodous acid hoi  
644 F2H+ Fluorine, protonated f2h+  
645 FHF Hydrogen difluoride fhf  
646 FHF- Hydrogen difluoride anion fhf-  
647 ClFH+ Chlorine fluoride, F-protonated clfh+  
648 FClH+ Chlorine fluoride, Cl-protonated fclh+  
649 Cl2H+ Chlorine, protonated cl2h+  
650 CH2Br bromomethyl radical ch2br  
651 CH2F fluoromethyl radical ch2f  
652 CH2F+ fluoromethyl cation ch2f+  
653 CH2Cl+ chloromethyl cation ch2cl+  
654 CH2Cl chloromethyl radical ch2cl  
655 NH2F monofluoroamine nh2f  
656 NH2Cl chloramine nh2cl  
657 H2F2 Hydrogen fluoride dimer h2f2  
658 CH3F+ methyl fluoride cation ch3f+  
659 CD3F methylfluoride-d3 cd3f  
660 CH3F Methyl fluoride ch3f  
661 CD3Cl methyl chloride d3 cd3cl  
662 CH3Cl+ Methyl chloride cation ch3cl+  
663 SiH3F monofluorosilane sih3f  
664 CH3Br methyl bromide ch3br  
665 GeH3F monofluorogermane geh3f  
666 GeH3Cl monochlorogermane geh3cl  
667 SiH3Br bromosilane sih3br  
668 CH3I methyl iodide ch3i  
669 SiH3I Silyl Iodide sih3i  
670 NH3Cl+ protonated monochloroammonia nh3cl+  
671 CH3ClH+ methyl chloride, protonated ch3clh+  
672 NH4Cl Ammonium chloride nh4cl  
673 LiNe+ Lithium Neon cation line+  
674 Ne2 Neon diatomic ne2  
675 Ne2+ Neon diatomic cation ne2+  
676 Ar2 Argon diatomic ar2  
677 Ar2+ Argon diatomic cation ar2+  
678 Li3 Lithium trimer li3  
679 Li3+ Lithium trimer cation li3+  
680 C3 carbon trimer c3  
681 C3+ carbon trimer cation c3+  
682 SiC2 Silicon dicarbide sic2  
683 C3H3 cyclopropenyl radical cpr  
684 C3H3 Propargyl radical propargyl  
685 C3H3- Propargyl anion c3h3-  
686 C3H3+ cyclopropenyl cation cpr+  
687 C3H3+ Propargyl cation c3h3+  
688 C3H4 cyclopropene cprop  
689 CH2CCH2 allene allene  
690 CH3CCH propyne propyne  
691 C3H5 Allyl radical allyl  
692 C3H5+ Allyl cation allyl+  
693 CH3CHCH 1-propenyl radical ch3chch  
694 Zn(CH3)2 dimethyl zinc dmz  
695 C3H6 Cyclopropane c3h6  
696 CH2CHCH3 Propene propene  
697 C3H7 n-Propyl radical npropyl  
698 C3H7+ cyclopropane, protonated c3h7+  
699 CH3CHCH3 Isopropyl radical isopropyl  
700 CH3CHCH3+ Isopropyl cation prop2yl+  
701 C3H8 Propane propane  
702 SiH2(CH3)2 dimethylsilane dms  
703 LiCN lithium cyanide licn  
704 NaCN Sodium Cyanide nacn  
705 KCN Potassium cyanide kcn  
706 CuCN Copper cyanide cucn  
707 ZnCN Zinc monocyanide zncn  
708 ZnNC Zinc isocyanide znnc  
709 AlCN Aluminum monocyanide alcn  
710 AlNC Aluminum isocyanide alnc  
711 CN2 3H-Diazirin-3-ylidene cn2  
712 CNN Diazocarbene cnn  
713 NCN Cyanoimidogen ncn  
714 N3 azide radical n3  
715 N3- azide anion n3-  
716 N3+ azide cation n3+  
717 HCCN cyanomethylene hccn  
718 HCNN diazomethyl radical hcnn  
719 HN3 hydrogen azide hn3  
720 HN3+ Hydrazoic acid cation hn3+  
721 HNCNH diiminomethane hncnh  
722 CH2N2 diazirine ch2n2  
723 CH2NN diazomethane ch2nn  
724 NH2CN cyanamide cyanamide  
725 HNNNH+ 1,2-Triazadienium n2h3+  
726 NH2NN+ hydrazoic acid, protonated nh2nn+  
727 CH3CN Acetonitrile ch3cn  
728 CH3CN- acetonitrile anion ch3cn-  
729 CH3CN+ Acetonitrile cation ch3cn+  
730 CH3NC methyl isocyanide ch3nc  
731 CHNCH2 2H-Azirine c157164  
732 CHNHCH 1H-Azirine chnhch  
733 H2CCNH Ethenimine ch2cnh  
734 H2CNCH methyleneaminomethylene ch2nch  
735 HCCNH2 Ethynamine hccnh2  
736 HCNCH2+ 2H-Azirine cation hcnch2+  
737 HNCNH2+ diiminomethane, protonated hncnh2+  
738 NCNH3+ Cyanamide, protonated ncnh3+  
739 NH2CNH+ cyanamide, cn protonated nh2cnh+  
740 NH3CN+ cyanamide, amine protonated nh3cn+  
741 CH2CHNH vinylazine ch2chnh  
742 CH3CHN methylmethaniminyl radical ch3chn  
743 NHCHNH2 aminomethanimine cn2h4  
744 C2H5N Aziridine c2h5n  
745 CH2CHNH2 aminoethene aminoethene  
746 CH2NCH3 N-methylmethanimine nmm  
747 CH3CHNH ethanimine ethanimine  
748 NH2BHNH2 diaminoborane nh2bhnh2  
749 C2H5NH+ Protonated Aziridine c2h5nh+  
750 C2H6N+ aziridine, protonated c2h6n+  
751 NH2CH2NH2 diaminomethane nh2ch2nh2  
752 CH3CH2NH2 Ethylamine etam  
753 CH3NHCH3 Dimethylamine ch3nhch3  
754 CH3PHCH3 dimethylphosphine ch3phch3  
755 NH2CH2NH3+ diaminoethane, protonated pdam  
756 (CH3)2NH2+ dimethylammonium cation dmam  
757 CH3CH2NH3+ ethylamine, protonated pea  
758 Li2O+ dilithium oxide cation li2o+  
759 Na2O disodium monoxide na2o  
760 Na2S Sodium sulfide na2s  
761 LiO2 Lithium dioxide lio2  
762 NaO2 Sodium superoxide nao2  
763 CCO Dicarbon monoxide cco  
764 CNO- fulminate cno-  
765 NCO isocyanato radical nco  
766 NCO- cyanate nco-  
767 SCN thiocyanato radical scn  
768 SCN- thiocyanide anion scn-  
769 BO2 Boron dioxide bo2  
770 BO2- Boron dioxide anion bo2-  
771 BO2+ Boron dioxide cation bo2+  
772 N2O Nitrous oxide n2o  
773 N2O- Nitrous oxide anion n2o-  
774 N2O+ Nitrous oxide cation n2o+  
775 PPO Phosphorus oxide phosphide ppo  
776 CO2 Carbon dioxide co2  
777 CO2- Carbon dioxide anion co2-  
778 CO2+ Carbon dioxide cation co2+  
779 OCS+ Carbonyl sulfide cation cos+  
780 SiO2 silicon dioxide sio2  
781 CS2 Carbon disulfide cs2  
782 CS2- Carbon disulfide anion cs2-  
783 CS2+ Carbon disulfide cation cs2+  
784 TiO2 Titanium dioxide tio2  
785 GeO2 Germanium dioxide geo2  
786 OCSe Carbonyl selenide ocse  
787 SCSe Carbon sulfide selenide scse  
788 GeS2 Germanium disulfide ges2  
789 CSe2 Carbon diselenide cse2  
790 SCTe Carbon sulfide Telluride scte  
791 NO2 Nitrogen dioxide no2  
792 NO2- Nitrogen dioxide anion no2-  
793 NO2+ Nitrogen dioxide cation no2+  
794 PO2 Phosphorus dioxide po2  
795 PO2- Phosphorus dioxide anion po2-  
796 PO2+ Phosphorus dioxide cation po2+  
797 AsO2 Aresenic dioxide aso2  
798 O3- Ozone anion o3-  
799 O3+ Ozone cation o3+  
800 SO2- Sulfur dioxide anion so2-  
801 SO2+ Sulfur dioxide cation so2+  
802 SSO Disulfur monoxide sso  
803 S3- Sulfur trimer anion s3-  
804 SeO2 Selenium dioxide seo2  
805 SeO2+ Selenium dioxide cation seo2+  
806 TeO2 Tellurium Dioxide teo2  
807 HCCO ketenyl radical ketenyl  
808 CS2H+ Carbon disulfide, protonated cs2h+  
809 HCNO fulminic acid hcno  
810 HNCO Isocyanic acid hnco  
811 HOCN cyanic acid hocn  
812 HNCS Isothiocyanic acid hncs  
813 HSCN thiocyanic acid hscn  
814 HCO2- formate anion hco2-  
815 HNNO nitrosoazane hnno  
816 HNNO+ Nitrous oxide, N-protonated hnno+  
817 NNOH+ Nitrous Oxide, O-protonated nnoh+  
818 HCOO formate neutral radical hcoo  
819 HOCO+ Hydrocarboxyl cation hoco+  
820 HNO2 Nitrous acid hno2  
821 HNO2+ nitrous acid cation hno2+  
822 O3H+ protonated ozone o3h+  
823 SO2H+ protonated sulfur dioxide so2h+  
824 C2H2O Oxirene oxirene  
825 CH2CO Ketene ch2co  
826 CH2CO+ Ketene cation ch2co+  
827 Be(OH)2 Beryllium hydroxide beo2h2  
828 Mg(OH)2 Magnesium dihydroxide h2mgo2  
829 NH2NO Nitrosamide nh2no  
830 CH2O2 Dioxirane diox  
831 H2COO Dioxymethyl radical h2coo  
832 H2COO+ dioxymethyl cation h2coo+  
833 HCOOH Formic acid ch2o2  
834 H2O3 Hydrogen trioxide h2o3  
835 NaOCH3 Sodium methoxide naoch3  
836 CH2BOH hydroxy(methylene)borane ch2boh  
837 BH3CO Borane carbonyl bh3co  
838 CH3BO Borane, methyloxo- ch3bo  
839 CH2CHO Vinyloxy radical ch2cho  
840 CH2COH+ ketene, protonated ch2coh+  
841 CH3CO Acetyl radical ch3co  
842 CH3CO- Acetyl anion ch3co-  
843 CH3CO+ acetyl cation ch3co+  
844 CH2NOH formaldoxime ch2noh  
845 CH3NO nitrosomethane ch3no  
846 CHONH2 formamide formamide  
847 CNOH3 1,2-oxaziridine cnoh3  
848 HOCHNH hydroxymethylimine hochnh  
849 CHSNH2 thioformamide chsnh2  
850 NHCHSH Methanimidothioic acid nhchsh  
851 CH2OOH CH2OOH radical ch2ooh  
852 CH3OO methylperoxy radical ch3oo  
853 CH3OO- methylperoxy anion ch3oo-  
854 CH3OO+ methylperoxy cation ch3oo+  
855 C2H4O Ethylene oxide c2h4o  
856 C2H4O+ ethylene oxide cation c2h4o+  
857 CH2CHOH ethenol ch2choh  
858 CH3CHO Acetaldehyde ch3cho  
859 CH3CHO+ acetaldehyde cation ch3cho+  
860 H2COCH2+ Methyl, (methyleneoxoniumyl)- h2coch2+  
861 CH2CHSH Ethenethiol ch2chsh  
862 H2CONH2+ protonated formamide h2conh2+  
863 NH2CHOH+ Formamide, O-protonated nh2choh+  
864 NH3CHO+ Formamide, N-Protonated nh3cho+  
865 CH2(OH)2 methanediol ch2o2h2  
866 CH3OOH Methyl peroxide ch3ooh  
867 HSCH2SH Methanedithiol ch4s2  
868 H2OH2CO water formaldehyde dimer h2oh2co  
869 C2H4OH+ ethylene oxide, protonated c2h4oh+  
870 CH2CH2OH 2-hydroxy ethyl radical ch2ch2oh  
871 CH3CH2O Ethoxy radical ethoxy  
872 CH3CHOH 1-hydroxy-ethyl radical ch3choh  
873 CH3CHOH+ acetaldehyde, protonated ch3choh+  
874 CH3OCH2 methoxymethyl radical ch3och2  
875 NH2CH2OH aminomethanol nh2ch2oh  
876 CH3CH2OH Ethanol etoh  
877 CH3OCH3 Dimethyl ether meome  
878 CH3SCH3 Dimethyl sulfide mesme  
879 CH3SCH3+ dimethyl sulfide cation mesme+  
880 CH3SeCH3 dimethylselenide dmse  
881 CH3OHH2O methanol water dimer ch3ohh2o  
882 H2OCH3OH water methanol dimer h2och3oh  
883 CuF2 Copper difluoride cuf2  
884 ZnF2 Zinc difluoride znf2  
885 CNF iso cyanogen fluoride cnf  
886 FCN Cyanogen fluoride fcn  
887 ClCN chlorocyanogen clcn  
888 BrCN Cyanogen bromide brcn  
889 ICN Cyanogen iodide icn  
890 FBO Boron monofluoride monoxide fbo  
891 BeF2 Beryllium fluoride bef2  
892 MgF2 Magnesium fluoride mgf2  
893 BeCl2 Beryllium chloride becl2  
894 MgCl2 Magnesium dichloride mgcl2  
895 CaCl2 Calcium Chloride cacl2  
896 ZnCl2 Zinc dichloride zncl2  
897 BeBr2 Beryllium bromide bebr2  
898 CaBr2 Calcium dibromide cabr2  
899 CaF2 Calcium difluoride caf2  
900 FCO Carbonyl fluoride fco  
901 FCO+ Carbonyl fluoride cation fco+  
902 ClCO carbonyl monochloride clco  
903 BF2 Boron difluoride radical bf2  
904 FNO Nitrosyl fluoride fno  
905 ClNO Nitrosyl chloride clno  
906 BrNO Nitrosyl bromide brno  
907 INO Nitrosyl iodide ino  
908 CF2 Difluoromethylene cf2  
909 CF2- Difluoromethylene anion cf2-  
910 CF2+ Difluoromethylene cation cf2+  
911 CFCl chlorofluoromethylene cfcl  
912 SiF2 Silicon difluoride sif2  
913 SiF2+ Silicon difluoride cation sif2+  
914 CCl2 dichloromethylene ccl2  
915 CCl2- dichloromethylene anion ccl2-  
916 CCl2+ dichloromethylene cation ccl2+  
917 SiCl2 Dichlorosilylene sicl2  
918 GeF2 Germanium difluoride gef2  
919 CBr2 dibromomethylene cbr2  
920 FOO Dioxygen monofluoride radical foo  
921 FOO+ Fluorine dioxide cation foo+  
922 ClOO chloroperoxy radical cloo  
923 ClOO+ chloroperoxy cation cloo+  
924 OClO- Chlorine dioxide anion oclo-  
925 OClO+ Chlorine dioxide cation oclo+  
926 ClS2 Sulfur chloride cls2  
927 BrOO Bromine dioxide broo  
928 OBrO Bromine dioxide radical obro  
929 NF2 Difluoroamino radical nf2  
930 NF2+ Difluoroamino cation nf2+  
931 PF2 Phosphorus difluoride pf2  
932 PF2+ Phosphorus difluoride cation pf2+  
933 F2O Difluorine monoxide f2o  
934 SF2- sulfur difluoride anion sf2-  
935 SF2+ sulfur difluoride cation sf2+  
936 Cl2O Dichlorine monoxide cl2o  
937 SeF2 Selenium difluoride sef2  
938 BrOCl Bromine hypochlorite brocl  
939 BrOBr Bromine oxide brobr  
940 F3- trifluoride anion f3-  
941 Cl3- trichloride anion cl3-  
942 Br3- tribromide anion br3-  
943 I3- triiodide i3-  
944 SFCl Sulfur chloride fluoride sfcl  
945 HCCF Fluoroacetylene hccf  
946 HCCF+ fluoroacetylene cation hccf+  
947 HCCCl Chloroacetylene hcccl  
948 HCCBr bromoacetylene hccbr  
949 HFCO formyl fluoride hfco  
950 HFCO+ formyl fluoride cation hfco+  
951 COHCl Formyl chloride cohcl  
952 COHBr Formyl bromide cohbr  
953 BHF2 Difluoroborane bhf2  
954 BHCl2 Borane, dichloro- bhcl2  
955 CHCl2 dichloromethyl radical chcl2  
956 CHF2 difluoromethyl radical chf2  
957 CHF2+ difluoromethyl cation chf2+  
958 CHFCl Chlorofluoromethyl radical chfcl  
959 CHFCl+ Chlorofluoromethyl cation chfcl+  
960 CHCl2+ dichloromethyl cation chcl2+  
961 CHBr2 dibromomethyl radical chbr2  
962 HOClO Chlorous acid hoclo  
963 NHF2 difluoramine nhf2  
964 NHCl2 dichloroamine nhcl2  
965 CH2FCl fluorochloromethane ch2fcl  
966 SiH2F2 difluorosilane sih2f2  
967 CH2Cl2 Methylene chloride ch2cl2  
968 CH2BrF Methane, bromofluoro- ch2fbr  
969 CH2BrCl Methane, bromochloro- ch2clbr  
970 CH2FI fluoroiodomethane ch2fi  
971 CH2Br2 dibromomethane ch2br2  
972 CH2ClI chloroiodomethane ch2cli  
973 CH2BrI bromoiodomethane ch2bri  
974 CH2I2 Diiodomethane ch2i2  
975 SiH2Cl2 dichlorosilane sih2cl2  
976 CH3MgBr Methyl Magnesium Bromide ch3mgbr  
977 CH2CHF Ethene, fluoro- ch2chf  
978 CH2CHF+ fluoroethene cation ch2chf+  
979 C2H3Cl Ethene, chloro- ch2chcl  
980 C2H3Br vinyl bromide c2h3br  
981 C2H3I Vinyl iodide c2h3i  
982 CH2FOH fluoromethanol ch2foh  
983 CH3OCl methyl hypochlorite ch3ocl  
984 CH2CH2Cl 2-chloroethyl radical ch2ch2cl  
985 CHClCH3 1-chloroethyl radical chclch3  
986 C2H5F fluoroethane c2h5f  
987 CH3CH2Cl Ethyl chloride c2h5cl  
988 CH3SiFH2 fluoromethylsilane ch3sifh2  
989 C2H5Br Ethyl bromide etbr  
990 C2H5I Ethyl iodide c2h5i  
991 KrF2 Krypton difluoride krf2  
992 XeF2 Xenon difluoride xef2  
993 B4H10 Tetraborane(10) b4h10  
994 C4 Carbon tetramer c4  
995 C4+ Carbon tetramer cation c4+  
996 C4H2 Diacetylene c4h2  
997 C4H2+ diacetlyene cation c4h2+  
998 C2H3CCH 1-Buten-3-yne c2h3cch  
999 C4H4 cyclobutadiene cbd  
1000 C4H4 Tetrahedrane c4h4  
1001 H2CCCCH2 Butatriene h2cccch2  
1002 C4H6 1-Methylcyclopropene c3100047  
1003 C4H6 Cyclobutene c822355  
1004 C4H6 Methylenecyclopropane c6142730  
1005 CH2CCHCH3 1,2-Butadiene butad12  
1006 CH2CHCHCH2 1,3-Butadiene c106990  
1007 CH3CCCH3 2-Butyne c503173  
1008 CHCCH2CH3 1-Butyne c107006  
1009 CH3CHCHCH2 methylallyl radical c4h7  
1010 C4H8 methylcyclopropane mcp  
1011 CH2C(CH3)CH3 1-Propene, 2-methyl- isobute  
1012 CH2CHCH2CH3 1-Butene bute1  
1013 CH3CHCHCH3 2-Butene, (E)- bute2e  
1014 CH3CHCHCH3 2-Butene, (Z)- bute2z  
1015 B(CH3)3 trimethylborane bme3  
1016 Al(CH3)3 trimethyl aluminum tma  
1017 C(CH3)3 Tert-butyl radical tbutyl  
1018 CH2CH(CH3)2 Isobutyl radical isobutyl  
1019 CH3CHCH2CH3 2-Butyl radical butyl2  
1020 CH3CH(CH3)CH3 Isobutane isobutane  
1021 CH3CH2CH2CH3 Butane butane  
1022 SiH(CH3)3 trimethylsilane trimsi  
1023 Li3N trilithium nitride li3n  
1024 C2N2 Cyanogen c2n2  
1025 C2N2+ Cyanogen cation c2n2+  
1026 P4 Phosphorus tetramer p4  
1027 As4 Arsenic tetramer as4  
1028 HCCCN Cyanoacetylene hcccn  
1029 HCCCN+ Cyanoacetylene cation hcccn+  
1030 H2CNCN cyanamide, methylene ch2ncn  
1031 HNCCNH Ethenediimine hnccnh  
1032 C3H3N acrylonitrile ch2chcn  
1033 C3H3N+ acrylonitrile cation ch2chcn+  
1034 CH3N3 methyl azide ch3n3  
1035 NH2CCNH2 Diaminoacetylene daa  
1036 NH2CH2CN Aminoacetonitrile aan  
1037 CH3NHN2+ methyl azide, protonated ch3nhn2+  
1038 C2H5CN ethyl cyanide c2h5cn  
1039 CH5N3 Guanidine guanidine  
1040 C4H6 Bicyclo[1.1.0]butane c157335  
1041 CH3NNCH3 (Z)-1,2-Dimethyldiazene dmdiazz  
1042 H2NCHCHNH2 diaminoethylene dae  
1043 CH6N3+ guanidinium ch6n3+  
1044 C3H7N Cyclopropylamine cpram  
1045 CH7N3 triaminomethane tam  
1046 C3H7N Azetidine azet  
1047 C4H8 cyclobutane cbutane  
1048 C2H8N2 Ethylenediamine ethdiam  
1049 CH3NHNHCH3 dimethyl hydrazine dmh  
1050 CH3CH(NH2)CH3 2-Propanamine pram2  
1051 N(CH3)3 Trimethylamine trimeam  
1052 NH2CH2CH2CH3 1-Propanamine pram1  
1053 P(CH3)3 trimethylphosphine tmp  
1054 N(SiH3)3 trisilylamine tsa  
1055 As(CH3)3 trimethyl arsine tmas  
1056 (CH3)3NH+ protonated trimethyl amine ptma  
1057 C3H7NH3+ n-propylamine, protonated c3h7nh2  
1058 Li2O2 dilithium dioxide li2o2  
1059 Na2O2 disodium dioxide na2o2  
1060 K2O2 dipotassium dioxide k2o2  
1061 C3O Tricarbon monoxide c3o  
1062 B2O2 Diboron dioxide b2o2  
1063 ONNO NO dimer onno  
1064 CO3 Carbon trioxide co3  
1065 CO3-- carbonate co3--  
1066 NO3 Nitrogen trioxide no3  
1067 NO3- nitrate anion no3-  
1068 NO3+ nitrogen trioxide cation no3+  
1069 SO3- Sulfur trioxide anion so3-  
1070 SO3-- Sulfate dianion so3--  
1071 SO3+ Sulfur trioxide cation so3+  
1072 SeO3 selenium trioxide seo3  
1073 TeO3 Tellurium trioxide teo3  
1074 HCO3- bicarbonate anion hco3-  
1075 HNO3 Nitric acid hno3  
1076 HSO3 Hydroxysulfonyl radical hso3  
1077 NH2NO2 nitramide nh2no2  
1078 C2H2CO cyclopropenone c2h2co  
1079 C3H2O Propadienal c3h2o  
1080 HCCCHO 2-propynal hcccho  
1081 C2H2O2 Ethanedial c2h2o2  
1082 C2H2O2+ Ethanedial cation c2h2o2+  
1083 H2CO3 Carbonic acid h2co3  
1084 H2CS3 thiocarbonic acid h2cs3  
1085 H2NO3+ Nitric Acid, Protonated h2no3+  
1086 H2SO3 Sulfurous acid h2so3  
1087 C2H3NO Nitrosoethylene c2h3no  
1088 CH3NCO methylisocyante ch3nco  
1089 HOCH2CN cyanomethanol hoch2cn  
1090 CH3COO- acetate anion ch3coo-  
1091 CH3NO2 Methane, nitro- ch3no2  
1092 CH3ONO Methyl nitrite ch3ono  
1093 NH2COOH Carbamic acid nh2cooh  
1094 H3BO3 Boric acid h3bo3  
1095 H3CO3+ carbonic acid, protonated h3co3+  
1096 C3H4O 2-Propyn-1-ol c107197  
1097 C3H4O allenol c9000071  
1098 C3H4O Cyclopropanone cpone  
1099 C3H4O Methylketene c6004440  
1100 CH2CHCHO Acrolein c3h4o  
1101 NH2CONH2 Urea urea  
1102 NH2CONH2+ Urea cation urea+  
1103 NH2CSNH2 Thiourea thiourea  
1104 C2H4O2 1,3-dioxetane c2h4o2  
1105 CH3COOH Acetic acid ch3cooh  
1106 CH3OCHO methyl formate ch3ocho  
1107 CHOCH2OH hydroxy acetaldehyde haa  
1108 NH2COOH2+ Carbamic acid, O-protonated nh2cooh2+  
1109 NH3COOH+ protonated Carbamic acid nh3cooh+  
1110 H2OHCOOH Water formic acid dimer 1 h2ohcooh_10  
1111 H2OHCOOH Water formic acid dimer 2 h2ohcooh_11  
1112 HCOOHH2O Formic acid water dimer hcoohh2o  
1113 HOCH2OOH hydroxy methyl peroxide hoch2ooh  
1114 CH3COCH2 Acetonyl radical ch3coch2  
1115 CH2C(OH)NH2 1-amino vinyl alchohol ava  
1116 CH3C(OH)=NH Ethaninidic acid eia  
1117 CH3CHNOH Acetaldoxime acetaldoxime  
1118 CH3CONH2 Acetamide acetamide  
1119 HCONHCH3 N-methylformamide nmfa  
1120 CH5N2O+ urea, N-protonated ch4n2o+  
1121 H2NCOHNH2+ urea, protonated ureah+  
1122 C2H5OO ethylperoxy radical c2h5oo  
1123 CH3NNCH3 (E)-1,2-Dimethyldiazene dmdiaze  
1124 C3H5OH Cyclopropanol cproh  
1125 C3H6O 2-Propen-1-ol c107186  
1126 C3H6O Acetone enol enol  
1127 C3H6O Oxetane oxetane  
1128 C3H6O Propylene oxide prox  
1129 CH3CH2CHO Propanal propanal  
1130 CH3COCH3 Acetone acetone  
1131 CH3COCH3- acetone anion ch3coch3-  
1132 C3H6S Thietane thietane  
1133 C3H6S Thiirane, methyl- methiirane  
1134 CH3CSCH3 Thioacetone ch3csch3  
1135 C2H6O2 1,2-Ethanediol ethdiol  
1136 CH3OOCH3 dimethylperoxide dmp  
1137 CH3SOCH3 Dimethyl sulfoxide dmso  
1138 CH2SHCH2SH 1,2-Ethanedithiol ethdisl  
1139 CH3SSCH3 Disulfide, dimethyl ch3ssch3  
1140 CH3COHCH3+ acetone, protonated acetoneh+  
1141 HOCH2CH2NH2 monoethanolamine mea  
1142 C3H7OH 1-Propanol proh  
1143 CH3CHOHCH3 Isopropyl alcohol isoproh  
1144 CH3OC2H5 Ethane, methoxy- etome  
1145 C3H7SH 1-Propanethiol prsh  
1146 CH3CHSHCH3 2-Propanethiol isoprsh  
1147 CH3SCH2CH3 Ethane, (methylthio)- etsme  
1148 H2OCH3OCH3 water dimethylether dimer h2och3och3  
1149 Li2F2 Lithium fluoride dimer li2f2  
1150 Na2F2 Sodium Fluoride Dimer na2f2  
1151 Na2Cl2 Disodium dichloride na2cl2  
1152 C2Cl2 dichloroacetylene c2cl2  
1153 C2Cl2+ dichloroacetylene cation c2cl2+  
1154 FNO2 Nitryl fluoride fno2  
1155 FONO Nitrosyl hypofluorite fono  
1156 ClNO2 Nitryl chloride clno2  
1157 ClONO chlorine nitrite clono  
1158 BrONO Bromine nitrite brono  
1159 N2F2 (Z)-Difluorodiazene n2f2_z  
1160 N2F2 Dinitrogen difluoride, (E)- n2f2_e  
1161 CF2O Carbonic difluoride f2co  
1162 CF2O+ Carbonic difluoride cation f2co+  
1163 COFCl Carbonic chloride fluoride cofcl  
1164 CCl2O Phosgene cl2co  
1165 COBr2 Carbonic dibromide cobr2  
1166 BF3 Borane, trifluoro- bf3  
1167 BF3- Borane, trifluoro- anion bf3-  
1168 BF3+ boron trifluoride cation bf3+  
1169 BClF2 Chlorodifluoroborane bclf2  
1170 AlF2Cl Aluminum chloride difluoride alclf2  
1171 ScF3 Scandium trifluoride ScF3  
1172 AlFCl2 Aluminum dichloride fluoride alcl2f  
1173 BCl3 Borane, trichloro- bcl3  
1174 BCl3+ Boron Trichloride cation bcl3+  
1175 GaF3 Gallium trifluoride gaf3  
1176 AlCl3 Aluminum trichloride alcl3  
1177 GaCl3 Gallium trichloride gacl3  
1178 BBr3 Boron tribromide bbr3  
1179 AlBr3 Aluminum Bromide albr3  
1180 ClO3 Chlorine trioxide clo3  
1181 ClO3- chlorate anion clo3-  
1182 BrO3- Bromate anion bro3-  
1183 CF3 Trifluoromethyl radical cf3  
1184 CF3- Trifluoromethyl anion cf3-  
1185 CF3+ Trifluoromethyl cation cf3+  
1186 CF2Cl difluorochloromethyl radical cf2cl  
1187 SiF3 Silicon trifluoride radical sif3  
1188 SiF3+ Silicon trifluoride cation sif3+  
1189 CFCl2 dichlorofluoromethyl radical cfcl2  
1190 CCl3 Trichloromethyl radical ccl3  
1191 CCl3- Trichloromethyl anion ccl3-  
1192 CCl3+ Trichloromethyl cation ccl3+  
1193 SiCl3 trichlorosilyl radical sicl3  
1194 SiCl3+ trichlorosilyl cation sicl3+  
1195 CBr3 tribromomethyl radical cbr3  
1196 FOOF Perfluoroperoxide foof  
1197 ClOOCl Dichlorine dioxide cloocl  
1198 FSSF Difluorodisulfane fssf  
1199 S2F2 Thio-thionyl fluoride s2f2  
1200 SOCl2 thionyl chloride socl2  
1201 SeOCl2 selenium oxychloride seocl2  
1202 NF3 Nitrogen trifluoride nf3  
1203 NF3- Nitrogen trifluoride anion nf3-  
1204 NF3+ Nitrogen trifluoride cation nf3+  
1205 PF3 Phosphorus trifluoride pf3  
1206 NCl3 nitrogen trichloride ncl3  
1207 AsF3 Arsenic trifluoride asf3  
1208 PCl3 Phosphorus trichloride pcl3  
1209 SbF3 Antimony Trifluoride sbf3  
1210 AsCl3 Arsenous trichloride ascl3  
1211 SbCl3 Antimony Trichloride sbcl3  
1212 NBr3 Nitrogen Tribromide nbr3  
1213 PBr3 Phosphorus tribromide pbr3  
1214 AsBr3 Arsenic tribromide asbr3  
1215 NI3 Nitrogen triiodide ni3  
1216 PI3 Phosphorus triiodide pi3  
1217 ClSSCl Disulfur dichloride s2cl2  
1218 BrF3 Bromine trifluoride brf3  
1219 IF3 iodone trifluoride if3  
1220 CHF3 Methane, trifluoro- chf3  
1221 CHF2Cl difluorochloromethane chf2cl  
1222 SiHF3 trifluorosilane sihf3  
1223 CHFCl2 fluorodichloromethane chfcl2  
1224 CDCl3 trichloromethane-d cdcl3  
1225 CHCl3 Chloroform chcl3  
1226 CHBrF2 Methane, bromodifluoro- chbrf2  
1227 SiHCl3 Trichlorosilane sihcl3  
1228 CHFClBr fluorochlorobromomethane chfclbr  
1229 CHBrCl2 Methane, bromodichloro- chbrcl2  
1230 CHF2I difluoroiodomethane chf2i  
1231 CHBr2F dibromofluoromethane chbr2f  
1232 CHFClI fluorochloroiodomethane chfcli  
1233 CHCl2I dichloroiodomethane chcl2i  
1234 CHClBr2 Methane, dibromochloro- chclbr2  
1235 CHBr3 bromoform chbr3  
1236 CHI3 Iodoform chi3  
1237 NF3H+ protonated nitrogen trifluoride nf3h+  
1238 AsF3H+ Arsenic trifluoride, protonated asf3h+  
1239 C2H2F2 Ethene, 1,2-difluoro-, (E)- c2h2f2e  
1240 C2H2F2 Ethene, 1,2-difluoro-, (Z)- c2h2f2z  
1241 CH2CF2 Ethene, 1,1-difluoro- ch2cf2  
1242 C2H2ClF 1-chloro-1-fluoroethylene c2h2clf  
1243 CHFCHCl (E)-1-chloro-2-fluoroethene chfchcle  
1244 CHFCHClz (Z)-1-Chloro-2-fluoroethene chfchclz  
1245 CH2CCl2 Ethene, 1,1-dichloro- ch2ccl2  
1246 CHClCHCl Ethene, 1,2-dichloro-, (E)- chclchcle  
1247 CHClCHCl Ethene, 1,2-dichloro-, (Z)- chclchclz  
1248 C2H2Br2 1,1-dibromoethene c2h2br2  
1249 CHBrCHBr Ethene, 1,2-dibromo-, (E)- chbrchbre  
1250 CHBrCHBr Ethene, 1,2-dibromo-, (Z)- chbrchbrz  
1251 CH2FCHO Fluoroacetaldehyde ch2fcho  
1252 CH3COF Acetyl fluoride ch3cof  
1253 CH2ClCHO chloroacetaldehyde ch2clcho  
1254 CH3COCl Acetyl Chloride ch3cocl  
1255 C2H4F2 1,2-difluoroethane c2h4f2  
1256 CH3CHF2 Ethane, 1,1-difluoro- ch3chf2  
1257 CH2FCH2Cl Ethane, 1-chloro-2-fluoro- ch2fch2cl  
1258 CH3CHFCl Ethane, 1-chloro-1-fluoro- ch3chfcl  
1259 CH2ClCH2Cl Ethane, 1,2-dichloro- ch2clch2cl  
1260 CH3CHCl2 Ethane, 1,1-dichloro- ch3chcl2  
1261 CH2BrCH2Cl 1-bromo-2-chloroethane ch2brch2cl  
1262 CH2BrCH2Br Ethane, 1,2-dibromo- ch2brch2br  
1263 CH2CFCH3 2-fluoropropene 2fpro  
1264 CH2CHCH2F Allyl Fluoride allylf  
1265 CH3CHCHF trans-1-Fluoro-1-propene propene1ft  
1266 C3H5Cl 1-Propene, 3-chloro- prop1cl3  
1267 C3H5Cl 1-chloro-1-propene(E) prop1cl1e  
1268 C3H5Cl 1-chloro-1-propene(Z) prop1cl1z  
1269 CH2FCH2OH 2-fluoroethanol ch2fch2oh  
1270 CH2ClCH2OH 2-Chloroethanol ch2clch2oh  
1271 CH2ClCH2OH2+ 2-chloroethanol, protonated ch2clch2oh2+  
1272 CH2FCH2CH3 1-Fluoropropane prf1  
1273 CH3CHFCH3 2-Fluoropropane prf2  
1274 CH2ClCH2CH3 Propane, 1-chloro- prcl1  
1275 CH3CHClCH3 Propane, 2-chloro- prcl2  
1276 CH3CH2CH2Br n-propyl bromide prbr  
1277 CH3CHBrCH3 i-propyl bromide iprbr  
1278 C3H9O+ trimethyl oxonium cation c3h9o+  
1279 B5H9 pentaborane9 b5h9  
1280 C5H4 pentatetraene ptrene  
1281 C5H5 cyclopentadienyl radical c5h5  
1282 C5H5- cylopentadienyl anion c5h5-  
1283 C5H6 1,3-Cyclopentadiene c542927  
1284 C5H6 1-Buten-3-yne, 2-methyl- c78808  
1285 C5H6 3-Penten-1-yne, (E)- c2004695  
1286 C5H6 3-Penten-1-yne, (Z)- c1574409  
1287 C5H6 Bicyclo[2.1.0]pent-2-ene c5164352  
1288 C5H6 Cyclopropylacetylene c6746947  
1289 C5H6 Propellane propellane  
1290 C5H7 1,3-pentadienyl radical pdyl  
1291 C5H7 cyclopentenyl radical cpyl  
1292 C5H8 1,2-Butadiene, 3-methyl- c598254  
1293 C5H8 1,2-Pentadiene c591957  
1294 C5H8 1,3-Butadiene, 2-methyl- c78795  
1295 C5H8 1,3-Pentadiene, (E)- c2004708  
1296 C5H8 1,3-Pentadiene, (Z)- c1574410  
1297 C5H8 1,4-Pentadiene c591935  
1298 C5H8 1-pentyne a1pentyne  
1299 C5H8 2,3-Pentadiene c591968  
1300 C5H8 Bicyclo[1.1.1]pentane bcp  
1301 C5H8 Cyclobutane, methylene- c1120565  
1302 C5H8 Cyclopentene c142290  
1303 C5H8 Ethenylcyclopropane c693867  
1304 CH3CCCH2CH3 2-Pentyne 2pentyne  
1305 C5H10 1-Butene, 2-methyl- c563462  
1306 C5H10 2-Butene, 2-methyl- c513359  
1307 C5H10 2-Pentene, (E)- c646048  
1308 C5H10 2-Pentene, (Z)- c627203  
1309 C5H10 Cyclopentane c287923  
1310 C5H10 Cyclopropane, 1,1-dimethyl- c1630940  
1311 CH2CHCH2CH2CH3 1-pentene pentene  
1312 C5H11 2-Methylbut-2-yl radical c4348350  
1313 C5H12 Butane, 2-methyl- buta2  
1314 C5H12 Pentane pentane  
1315 C5H12 Propane, 2,2-dimethyl- neopentane  
1316 Si(CH3)4 tetramethylsilane tms  
1317 N2O3 Dinitrogen trioxide n2o3  
1318 C3H2N2 Malononitrile c3h2n2  
1319 CH2N4 1H-Tetrazole 1htz  
1320 C3H3N2 imidazolyl radical im  
1321 C3H3N2- imidizolyl anion im-  
1322 C2H3N3 1H-1,2,4-Triazole c288880  
1323 C4H4N pyrrolide radical c4h4n  
1324 C4H4N- pyrrolide anion c4h4n-  
1325 C3H4N2 1H-Imidazole 1himidaz  
1326 C3H4N2 1H-Pyrazole 1hpyraz  
1327 C3H4N2 2H-Imidazole imid2h  
1328 C3H4N2 4H-Imidazole imid4h  
1329 C4H5N (E)-2-Butenenitrile c627269  
1330 C4H5N (Z)-2-Butenenitrile c1190767  
1331 C4H5N 2H-pyrrole pyrrole2  
1332 C4H5N 3H-pyrrole pyrrole3  
1333 C4H5N Cyclopropanecarbonitrile c5500210  
1334 C4H5N Pyrrole pyrrole  
1335 CH2CHCH2CN Allylcyanide ch2chch2cn  
1336 C4H6N+ pyrrole, alpha-protonated appyr  
1337 C4H6N+ pyrrole, beta-protonated bppyr  
1338 C4H6N+ pyrrole, protonated ppyr  
1339 C3H6N2 3-Aminopropionitrile c151188  
1340 CH3CH(CH3)CN Propanenitrile, 2-methyl- c4h7n  
1341 CH3CH2CH2CN Butanenitrile c109740  
1342 C5H8 Bicyclo[2.1.0]pentane c185944  
1343 C5H8 Spiropentane c157404  
1344 C4H9N Cyclobutylamine cbam  
1345 C4H9N Pyrrolidine pyrrolidine  
1346 C3H10N2 1,2-Diaminopropane diampr12  
1347 C(CH3)3NH2 2-Propanamine, 2-methyl- c75649  
1348 C(NH2)H2C(CH3)HCH3 1-Propanamine, 2-methyl- c78819  
1349 C(NH2)H2CH2CH2CH3 1-Butanamine butam1  
1350 CH3C(NH2)HCH2CH3 2-Butanamine butam2  
1351 NH(C2H5)2 diethylamine dea  
1352 NC4H12+ tetramethyl ammonium cation nc4h12+  
1353 C3O2 Carbon suboxide c3o2  
1354 C3O2+ Carbon suboxide cation c3o2+  
1355 B2O3 diboron trioxide b2o3  
1356 MgCO3 Magnesium Carbonate mgco3  
1357 BeCO3 Beryllium Carbonate beco3  
1358 CaCO3 Calcium Carbonate caco3  
1359 ONONO Nitrosyl nitrite onono  
1360 PO4--- phosphate po4---  
1361 SO4-- sulfate so4--  
1362 HOONO2 peroxy nitric acid hoono2  
1363 HSO4- bisulfate anion hso4-  
1364 C2H2N2S 1,3,4-Thiadiazole c2h2n2s  
1365 C3H2O2 Propiolic acid c3h2o2  
1366 CHOCOOH oxo acetic acid oaa  
1367 CHOOCHO diformyl ether choocho  
1368 H2SO4 Sulfuric acid h2so4  
1369 H2SeO4 Selenic acid h2seo4  
1370 C3H3NO Isoxazole isox  
1371 C3H3NO Oxazole oxazole  
1372 C3H3NS Thiazole thiazole  
1373 CH3C(O)OO acetyl peroxy radical ch3coo2  
1374 CH3NO3 Methyl nitrate ch3no3  
1375 H3PO4 Phosphoric Acid h3po4  
1376 C4H4O Furan furan  
1377 C4H4O+ Furan cation furan+  
1378 CH3COCCH 3-butyn-2-one c1423605  
1379 C4H4S Thiophene furans  
1380 C4H4Se selenophene c4h4se  
1381 C3H4O2 β–Propiolactone beta  
1382 C3H4O2 2-Propenoic acid propenoic2  
1383 C3H4O2 Methyl glyoxal megly  
1384 C3H4O2 propanedial propanedial  
1385 C3H4O2 propenalol propenalol  
1386 HOCHCCHOH allenediol aldiol  
1387 C2H4O3 1,2,3-trioxolane c2h4o3  
1388 C2H4O3 trioxolane124 triox  
1389 HOCH2COOH Hydroxyacetic acid hac  
1390 CH2CHCONH2 Acrylamide c79061  
1391 CH3OCH2CN Methoxyacetonitrile c1738369  
1392 CH5N3S Hydrazinecarbothioamide c79196  
1393 H2NCH2COOH Glycine glycine  
1394 CH3SO2NH2 methanesulfonamide ch3so2nh2  
1395 C4H6O cis-2-butenal butenal2c  
1396 C4H6O Cyclobutanone cbutone  
1397 C4H6O Furan, 2,3-dihydro- furan23h  
1398 C4H6O Furan, 2,5-dihydro- furan25h  
1399 CH2CHOCHCH2 Vinyl ether vinylether  
1400 CHOCHCHCH3 2-Butenal butenal2  
1401 C4H6S Thiophene, 2,3-dihydro- thiop23h  
1402 C4H6S Thiophene, 2,5-dihydro- thiop25h  
1403 CH2CHSCHCH2 Divinyl sulfide divis  
1404 C2H6N2O Urea, methyl- c598505  
1405 C3H6O2 1,3-Dioxolane dioxolane  
1406 CH3CH2COOH Propanoic Acid propanoic  
1407 CH3COOCH3 methyl acetate aame  
1408 HCOOC2H5 Ethyl formate faee  
1409 CH3SSSCH3 dimethyl trisulfide c2h6s3  
1410 C3H7NO dimethylformamide dmf  
1411 C3H7NO Propanamide propanam  
1412 C2H3OC2H5 Ethene, ethoxy- c109922  
1413 C4H8O Cyclobutanol c2919235  
1414 C4H8O Furan, tetrahydro- thf  
1415 CH2C(CH3)OCH3 1-Propene, 2-methoxy- pre1meo2  
1416 CH3COCH2CH3 2-Butanone buta2one  
1417 CHOCH(CH3)CH3 Propanal, 2-methyl- c78842  
1418 CHOCH2CH2CH3 Butanal butanal  
1419 C4H8S Thiophene, tetrahydro- tht  
1420 C3H8O2 1,3-Propanediol c504632  
1421 C3H8O2 Hydroperoxide, 1-methylethyl c3031752  
1422 C3H8O2 Methane, dimethoxy- c109875  
1423 C3H8O2 Propylene glycol c57556  
1424 C3H8S2 1,3-Propanedithiol c109808  
1425 C4H10O 1-Butanol butanol1  
1426 C4H10O 1-Propanol, 2-methyl- c78831  
1427 C4H10O 2-Butanol, (.+/-.)- butanol2  
1428 C4H10O Ethanol, 1,1-dimethyl- tbuoh  
1429 C4H10O Ethoxy ethane etoet  
1430 C4H10O Methyl propyl ether meopr  
1431 C4H10O Propane, 2-methoxy- c598538  
1432 C4H10O+ 1-Butanol cation butanol1+  
1433 C(CH3)3SH 2-Propanethiol, 2-methyl- tbush  
1434 C2H5SC2H5 Diethyl sulfide etset  
1435 C4H9SH 1-Butanethiol bush  
1436 CH2(SH)CH(CH3)CH3 1-Propanethiol, 2-methyl- c513440  
1437 CH3C(SCH3)HCH3 Propane, 2-(methylthio)- mesipr  
1438 CH3CH(SH)CH2CH3 2-Butanethiol butansl2  
1439 FNO3 Fluorine nitrate fno3  
1440 ClONO2 Chlorine nitrate clono2  
1441 BrONO2 Bromine nitrate brono2  
1442 TiCl4 Titanium tetrachloride ticl4  
1443 ClO4- perchlorate anion clo4-  
1444 BF4- tetrafluoroboron anion bf4-  
1445 ClFO3 Perchloryl fluoride clfo3  
1446 SO2F2 Sulfuryl fluoride so2f2  
1447 SO2Cl2 Sulfuryl chloride so2cl2  
1448 F3NO Nitrogen trifluoride oxide f3no  
1449 F3PO Phosphoryl fluoride pf3o  
1450 Cl3PO Phosphoryl chloride pcl3o  
1451 CF4 Carbon tetrafluoride cf4  
1452 CF3Cl Methane, chlorotrifluoro- cf3cl  
1453 SiF4 Silicon tetrafluoride sif4  
1454 TiF4 Titanium tetrafluoride tif4  
1455 CFCl3 Trichloromonofluoromethane cfcl3  
1456 CF3Br Bromotrifluoromethane cf3br  
1457 GeF4 Germanium tetrafluoride gef4  
1458 CCl4 Carbon tetrachloride ccl4  
1459 CCl4+ Carbon tetrachloride cation ccl4+  
1460 CBrClF2 Methane, bromochlorodifluoro- cbrclf2  
1461 SiCl4 Silane, tetrachloro- sicl4  
1462 CBrCl2F bromodichlorofluoromethane cbrcl2f  
1463 CF3I trifluoroiodomethane cf3i  
1464 CBrCl3 Methane, bromotrichloro- cbrcl3  
1465 CBr2F2 Methane, dibromodifluoro- cbr2f2  
1466 GeCl4 Germanium Tetrachloride gecl4  
1467 CBr2ClF dibromochlorofluoromethane cbr2clf  
1468 CBr2Cl2 dibromodichloromethane cbr2cl2  
1469 CCl3I trichloroiodomethane ccl3i  
1470 CFBr3 fluorotribromomethane cfbr3  
1471 CFClBrI fluorochlorobromoiodomethane cfclbri  
1472 CBr3Cl tribromochloromethane cbr3cl  
1473 CF2I2 difluorodiiodomethane cf2i2  
1474 CBr4 Carbon tetrabromide cbr4  
1475 CCl2I2 dichlorodiiodomethane ccl2i2  
1476 SiBr4 Silicon tetrabromide sibr4  
1477 CBr3I tribromoiododmethane cbr3i  
1478 GeBr4 Germanium tetrabromide gebr4  
1479 CI4 tetraiodomethane ci4  
1480 SiI4 silicon tetraiodide sii4  
1481 ClOF3 Chlorine trifluoride oxide clof3  
1482 SeF4 Selenium tetrafluoride sef4  
1483 SCl4 Sulfur tetrachloride scl4  
1484 C2HF3 Trifluoroethylene c2hf3  
1485 C2HF3+ Trifluoroethylene cation c2hf3+  
1486 CHClCCl2 Trichloroethylene chclccl2  
1487 CHBrCF2 1-Bromo-2,2-difluoroethylene chbrcf2  
1488 HSO3F Fluorosulfonic acid hso3f  
1489 CF3OH trifluoromethanol cf3oh  
1490 CH2ClCCCl 1,3-dichloropropyne ch2clcccl  
1491 CHClCCHCl 1,3-dichloroallene chclcchcl  
1492 CHCl2CCH 3,3-dichloropropyne chcl2cch  
1493 CHCl2CHO dichloroacetaldehyde chcl2cho  
1494 PF3CH2 phosphorane, trifluoromethylene- pf3ch2  
1495 CH3CF3 Ethane, 1,1,1-trifluoro- ch3cf3  
1496 CHF2CH2F Ethane, 1,1,2-trifluoro ch2fchf2  
1497 CH3CF2Cl 1-Chloro-1,1-Difluoroethane ch3cf2cl  
1498 CH3CFCl2 1,1-Dichloro-1-fluoroethane ch3cfcl2  
1499 CH2ClCHCl2 1,1,2-trichloroethane ch2clchcl2  
1500 CH3CCl3 Ethane, 1,1,1-trichloro- ch3ccl3  
1501 SiCl3CH3 methyltrichlorosilane sicl3ch3  
1502 CH3CBr3 1,1,1-tribromoethane ch3cbr3  
1503 NH3BCl3 Amminetrichloroboron nh3bcl3  
1504 CH2CClCHCH2 1,3-Butadiene, 2-chloro- c4h5cl  
1505 C3H5ClO Oxirane, (chloromethyl)- c106898  
1506 CH2FCH2CH2F 1,3-difluoropropane ch2fch2ch2f  
1507 CH3CF2CH3 2,2-difluoropropane ch3cf2ch3  
1508 CH2ClCH2CH2Cl 1,3-dichloropropane prdicl13  
1509 CH2ClCHClCH3 Propane, 1,2-dichloro- prdicl12  
1510 CH3CCl2CH3 Propane, 2,2-dichloro- prdicl22  
1511 CHCl2CH2CH3 1,1-dichloropropane prdicl11  
1512 SiCl2(CH3)2 dichlorodimethylsilane sicl2me2  
1513 CH2CClCH2CH3 1-Butene, 2-chloro- bute1cl2  
1514 CH2CHCH2CH2Cl 1-Butene, 4-chloro- bute1cl4  
1515 CH2CHCHClCH3 1-Butene, 3-chloro- bute1cl3  
1516 CH2ClCHCHCH3 2-Butene, 1-chloro- bute2cl1  
1517 CH3CClCHCH3 2-Butene, 2-chloro-, (E)- bute2cl2e  
1518 CH3CClCHCH3 2-Butene, 2-chloro-, (Z)- bute2cl2z  
1519 CHClCHCH2CH3 (E)-1-Chloro-1-butene bute1cl1  
1520 CHClCHCH2CH3 (Z)-1-Chloro-1-butene bute1cl1z  
1521 C4H9F 1-fluorobutane butaf1  
1522 CH3CHFCH2CH3 2-fluorobutane butaf2  
1523 CH2ClCH2CH2CH3 Butane, 1-chloro- butacl1  
1524 CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- procl2me2  
1525 CH3CHClCH2CH3 Butane, 2-chloro- butacl2  
1526 XeF4 Xenon tetrafluoride xef4  
1527 C2H2N2O Furazan furazan  
1528 CF3PH2 phosphine, (trifluoromethyl)- cf3ph2  
1529 NH3BF3 Amminetrifluoroboron nh3bf3  
1530 C6H2 hexatriyne c6h2  
1531 C6H4 (E)-Hexa-1,5-diyne-3-ene c6h4e  
1532 C6H4 (Z)-Hexa-1,5-diyne-3-ene c6h4z  
1533 C6H4 Benzyne benzyne  
1534 C6H5 phenyl phenyl  
1535 C6H5- phenyl anion phenyl-  
1536 C6H6 Prismane prismane  
1537 C6H6 1,2,4,5-Hexatetraene ht1245  
1538 C6H6 2,4-Hexadiyne hexadiyne  
1539 C6H6 3,4-Dimethylenecyclobutene cb34m  
1540 C6H6 Benzene benzene  
1541 C6H6 Benzvalene bv  
1542 C6H6 Dewar Benzene dewar  
1543 C6H6 Hexa-1,5-diene-3-yne hdy153  
1544 C6H6 Trimethylenecycopropane tmcp  
1545 C6H6+ Benzene cation c6h6+  
1546 C6H7+ benzene, protonated c6h7+  
1547 C6H8 (E)-hexa-1,3,5-triene c821078  
1548 C6H8 (E)-hexa-2,3,4-triene c59660650  
1549 C6H8 (Z)-hexa-1,3,5-triene hexatri135  
1550 C6H8 (Z)-hexa-2,3,4-triene hetr234c  
1551 C6H8 1,3-Cyclohexadiene cyhexadiene13  
1552 C6H8 1,4-Cyclohexadiene cyhexadiene14  
1553 C6H8 3-Methylenecyclopentene c930267  
1554 C6H8 Bicyclo[2.1.1]hex-2-ene c822413  
1555 C6H8 Bicyclo[2.2.0]hex-1(4)-ene c30830207  
1556 C6H8 Bicyclo[3.1.0]hex-2-ene c694019  
1557 C6H10 1,3-Hexadiene, (E)- hexdi13e  
1558 C6H10 1,3-Hexadiene, (Z)- hexdi13z  
1559 C6H10 1,4-Hexadiene, (E)- hexdi14t  
1560 C6H10 1,4-Hexadiene, (Z)- hexdi14z  
1561 C6H10 1,5-Hexadiene c592427  
1562 C6H10 1-Butyne, 3,3-dimethyl- c917920  
1563 C6H10 1-Hexyne hexyne1  
1564 C6H10 2,4-Hexadiene, (E,E)- hexdi24ee  
1565 C6H10 2,4-Hexadiene, (E,Z)- hexdi24ez  
1566 C6H10 2,4-Hexadiene, (Z,Z)- hexdi24zz  
1567 C6H10 2-Hexyne c764352  
1568 C6H10 3-Hexyne hexyne3  
1569 C6H10 cyclohexene cyclohexene  
1570 C6H10 Cyclopentene, 1-methyl- c693890  
1571 C6H10 Cyclopentene, 3-methyl- c1120623  
1572 C6H10 Cyclopentene, 4-methyl- c1759815  
1573 C4H6(CH3)2 1,1-dimethylcyclobutane dmcb11  
1574 C6H12 (1R,2R)-1,2-dimethylcyclobutane dmcb12t  
1575 C6H12 (1r,3r)-1,3-dimethylcyclobutane dmcb13t  
1576 C6H12 (E)-2-Hexene e2hexene  
1577 C6H12 (E)-3-methylpent-2-ene c616126  
1578 C6H12 (E)-hex-3-ene e3hexene  
1579 C6H12 (Z)-3-methylpent-2-ene c922623  
1580 C6H12 (Z)-hex-2-ene z2hexene  
1581 C6H12 (Z)-hex-3-ene z3hexene  
1582 C6H12 2,3-dimethylbut-1-ene c563780  
1583 C6H12 2,3-dimethyl-but-2-ene tmeet  
1584 C6H12 3-methylenepentane c760214  
1585 C6H12 cis-1,2-dimethylcyclobutane dmcb12c  
1586 C6H12 cis-1,3-dimethylcyclobutane dmcb13c  
1587 C6H12 Cyclohexane cyclohexane  
1588 C6H12 Cyclopentane, methyl- c96377  
1589 C6H12 Ethylcyclobutane c4806615  
1590 C6H12 hex-1-ene hexene1  
1591 C6H14 Butane, 2,2-dimethyl- buta22  
1592 C6H14 Butane, 2,3-dimethyl- buta23  
1593 C6H14 Hexane hexane  
1594 C6H14 Pentane, 2-methyl- penta2  
1595 C6H14 Pentane, 3-methyl- penta3  
1596 C4N2 2-Butynedinitrile c4n2  
1597 N3P3 1,3,5,2,4,6-Triazatriphosphorine n3p3  
1598 C4H2N2 Fumaronitrile c4h2n2  
1599 C2H2N4 sym-tetrazine ttz  
1600 C3H3N3 1,3,5-Triazine triazine135  
1601 CH3N5 5-Aminotetrazole c4418615  
1602 C4H4N2 1,3-Diazine diazine13  
1603 C4H4N2 Pyrazine pyrazine  
1604 C4H4N2 Pyridazine pyridazine  
1605 C4H4N2 Succinonitrile c110612  
1606 C2H4N4 1H-Tetrazole, 1-methyl- c16681779  
1607 C2H4N4 1H-Tetrazole, 5-methyl- c4076362  
1608 C2H4N4 2H-Tetrazole, 2-methyl- c16681780  
1609 C5H5N Bicyclo[1.1.0]butane-1-carbonitrile bibucn  
1610 C5H5N E-2,4-pentadienenitrile bdcn  
1611 C5H5N Pyridine pyridine  
1612 B3N3H6 borazine borazine  
1613 C6H6 Fulvene fulvene  
1614 C5H6N+ Pyridinium c5h6n  
1615 C4H6N2 1H-Imidazole, 2-methyl- c693981  
1616 C5H7N (E)-2-Pentenenitrile c26294984  
1617 C5H7N (E)-3-Pentenenitrile c16529661  
1618 C5H7N (Z)-2-Pentenenitrile c25899507  
1619 C5H7N 1H-Pyrrole, 1-methyl- c96548  
1620 C5H7N Cyclobutanecarbonitrile c4426113  
1621 C5H9N 1,2,3,6-Tetrahydropyridine c694053  
1622 C5H9N Butanenitrile, 2-methyl- c18936179  
1623 C5H9N Pentanenitrile c110598  
1624 C5H9N Propanenitrile, 2,2-dimethyl- c630182  
1625 C6H10 Bicyclo[3.1.0]hexane c285585  
1626 C5H11N Cyclopentanamine cypentam  
1627 C5H11N Piperidine piper  
1628 C4H12N2 1,2-Butanediamine c4426486  
1629 C4H12N2 2-Methyl-1,2-propanediamine c811938  
1630 Li2CO3 Lithium Carbonate li2co3  
1631 Na2CO3 Sodium Carbonate na2co3  
1632 C2O4-- oxalate anion c2o4  
1633 MgSO4 Magnesium Sulfate mgso4  
1634 N2O4 Dinitrogen tetroxide n2o4  
1635 C3H2O3 vinylene carbonate vica  
1636 C2H2O4 Oxalic Acid oxalic  
1637 C2H3NO3 Oxamic acid oxamic  
1638 C4H4O2 2(5H)-Furanone furanone  
1639 C4H4O2 2-Oxetanone, 4-methylene- c674828  
1640 C2H4N2O2 Oxalamide oxalamide  
1641 C2H4N2S2 Ethanedithioamide c79403  
1642 C2H4CO3 Ethylene carbonate etco3  
1643 C3H4O2S 2H-Thiete-1,1-dioxide c7285327  
1644 C3H4S3 1,3-Dithiolane-2-thione c822388  
1645 C2H4O4 Formic acid dimer fadimer  
1646 C4H5NO 3-Methylisoxazole isox3m  
1647 C4H5NO Isoxazole, 5-methyl- c5765446  
1648 C4H5NS 4-Methylthiazole c693958  
1649 C2H5NO3 Nitric acid, ethyl ester c625581  
1650 C5H6O 2H-Pyran pyran2  
1651 C5H6O 2-methylfuran furan2m  
1652 C5H6O 3-Methylfuran furan3m  
1653 C5H6O Pentadienal pdal  
1654 C5H6S Thiophene, 2-methyl- c554143  
1655 C5H6S Thiophene, 3-methyl- c616444  
1656 C4H6O2 γ–Butyrolactone c96480  
1657 C4H6O2 2,3-Butanedione c431038  
1658 C4H6O2 2-Propenoic acid, methyl ester c96333  
1659 C4H6O2 Crotonic Acid crot  
1660 C4H6OS 2,3-dihydrothiophene-2-ol c9000117  
1661 C4H6OS 2,5-dihydrothiophene-3-ol c9000093  
1662 C4H6OS 4,5-dihydrothiophene-2-ol c9000106  
1663 C4H6OS 4,5-dihydrothiophene-3-ol c9000082  
1664 C4H6OS Dihydro-2-(3H)-thiophenone c1003107  
1665 C4H6OS Dihydro-3-(2H)-thiophenone c1003049  
1666 C4H6OS Vinyl sulfoxide c1115157  
1667 CH6N4S Carbonothioic dihydrazide thiacarb  
1668 C2H6N2O2 (E)-Azodioxymethane c37765154  
1669 C2H6N2O2 Dimethylnitroamine c4164287  
1670 C3H6O3 1,3,5-Trioxane trioxane  
1671 C3H6S3 1,3,5-Trithiane c3h6s3  
1672 C3H6S3 Carbonotrithioic acid, dimethyl ester c2314489  
1673 C2H6O3S Sulfurous acid, dimethyl ester c616422  
1674 C4H7NO 2-Pyrrolidinone c616455  
1675 C4H7NO Ethoxyacetonitrile etoaccn  
1676 C4H7NO Methacrylamide c79390  
1677 C4H7NO Oxazole, 4,5-dihydro-2-methyl- c1120645  
1678 HCONH2CN2H4 formamide aminomethanimine dimer d13  
1679 C3H7ONO Propyl nitrite prono  
1680 CH3CH(CH3)ONO Isopropyl nitrite c541424  
1681 CH3CH(NH2)COOH Alanine alanine  
1682 CH3NHCH2COOH Sarcosine sarcosine  
1683 NH2CH2CH2COOH β–alanine betaalanine  
1684 NH2COOC2H5 Urethane urethane  
1685 C5H8O 2H-Pyran, 3,4-dihydro- c110872  
1686 C5H8O Cyclopentanone c120923  
1687 C5H8O Furan, 2,3-dihydro-5-methyl- c1487156  
1688 C5H8O Methyl cyclopropyl ketone c765435  
1689 N(CH3)2CONH2 Urea, N,N-dimethyl- c598947  
1690 NH(CH3)CONH(CH3) Urea, N,N'-dimethyl- c96311  
1691 NH2CONHC2H5 Urea, ethyl- c625525  
1692 C4H8O2 1,3-Dioxane dioxan13  
1693 C4H8O2 1,3-Dioxolane, 2-methyl- c497267  
1694 C4H8O2 1,4-Dioxane dioxan14  
1695 C4H8O2 Ethene, 1,1-dimethoxy- c922690  
1696 C4H8O2 Ethyl acetate c141786  
1697 C4H8OS s-Ethyl thioacetate c625605  
1698 C3H8O3 1,2,3-Propanetriol glycerin  
1699 C3H8O2S (Methylsulfonyl)ethane c594434  
1700 C4H9NO Butanamide c541355  
1701 C4H9NO Propanamide, 2-methyl- c563837  
1702 C5H10O 2-Butanone, 3-methyl- c563804  
1703 C5H10O 2H-Pyran, tetrahydro- c142687  
1704 C5H10O 2-methylbutyraldehyde 2meba  
1705 C5H10O 2-Pentanone mpk  
1706 C5H10O 3-Pentanone dek  
1707 C5H10O Cyclopentanol c96413  
1708 C5H10O Oxetane, 3,3-dimethyl- c6921353  
1709 C5H10O Pentanal pal  
1710 C5H10S 2H-Thiopyran, tetrahydro- c1613510  
1711 C5H10S 3-Ethylthio-1-propene c5296628  
1712 C5H10S Cyclopentanethiol c1679078  
1713 C5H10S Thiophene, tetrahydro-2-methyl- c1795091  
1714 C5H10S Thiophene, tetrahydro-3-methyl- c4740005  
1715 C4H10O2 1,1-Dimethoxyethane c534156  
1716 C4H10O2 1,3-Butanediol budiol13  
1717 C4H10O2 1,4-Butanediol budiol14  
1718 C4H10O2 Ethane, 1,2-dimethoxy- c110714  
1719 C4H10OS Diethyl sulfoxide c70291  
1720 C4H10S2 1,4-Butanedithiol budisl14  
1721 C4H11NO Diethylhydroxylamine c3710847  
1722 C5H12O 1-Butanol, 2-methyl- c137326  
1723 C5H12O 1-Butanol, 3-methyl- c123513  
1724 C5H12O 1-Pentanol pentanol1  
1725 C5H12O 2-Butanol, 3-methyl- c598754  
1726 C5H12O 2-Pentanol peol2  
1727 C5H12O 3-Pentanol pentan3ol  
1728 C5H12O Butane, 1-methoxy- meobu  
1729 C5H12O Propane, 1-ethoxy- proet  
1730 C5H12O Propane, 2-methoxy-2-methyl- c1634044  
1731 C5H12S 1-Butanethiol, 2-methyl- c1878188  
1732 C5H12S 1-Butanethiol, 3-methyl- c541311  
1733 C5H12S 1-Pentanethiol c110667  
1734 C5H12S 1-Propanethiol, 2,2-dimethyl- c1679089  
1735 C5H12S 2-Butanethiol, 2-methyl- c1679090  
1736 C5H12S 2-Butanethiol, 3-methyl- c2084186  
1737 C5H12S Butane, 1-(methylthio)- c628295  
1738 C5H12S Ethyl propyl sulfide c4110503  
1739 C5H12S Propane, 2-(ethylthio)- c5145993  
1740 C5H12S Propane, 2-methyl-2-(methylthio)- c6163640  
1741 C4F2 difluorobutadiyne c4f2  
1742 ClCOClCO Oxalyl chloride oxcl  
1743 CF3CN Acetonitrile, trifluoro- cf3cn  
1744 CF3CN+ Acetonitrile, trifluoro- cation cf3cn+  
1745 B2F4 Diboron tetrafluoride b2f4  
1746 B2Cl4 Diboron tetrachloride b2cl4  
1747 C2F4 Tetrafluoroethylene c2f4  
1748 C2F4+ Tetrafluoroethylene cation c2f4+  
1749 C2ClF3 Ethene, chlorotrifluoro- c2f3cl  
1750 CF2CCl2 difluorodichloroethylene cf2ccl2  
1751 CFClCClF trans-1,2-dichloro-1,2-difluoroethylene cfclcclf  
1752 CFClCFCl cis-1,2-dichloro-1,2-difluoroethylene cfclcfcl  
1753 C2FCl3 fluorotrichloroethene c2fcl3  
1754 C2Cl4 Tetrachloroethylene c2cl4  
1755 C2Br4 tetrabromoethene c2br4  
1756 CF3OF Trifluoromethylhypofluorite cf3of  
1757 AsF5 Arsenic pentafluoride asf5  
1758 PCl5 Phosphorus pentachloride pcl5  
1759 SF5 Sulfur pentafluoride sf5  
1760 SF5+ pentafluoro sulfur cation sf5+  
1761 SbCl5 Antimony pentachloride sbcl5  
1762 BrF5 bromine pentafluoride brf5  
1763 ClF5 chlorinepentafluoride clf5  
1764 IF5 pentafluoroiodine if5  
1765 CF3CHO trifluoroacetaldehyde cf3cho  
1766 CCl3CHO trichloroacetaldehyde ccl3cho  
1767 CHFClCHClF ethane, 1,2-dichloro-1,2-difluoro- chfclchclf  
1768 CF3CH2F 1,1,1,2-tetrafluoroethane cf3ch2f  
1769 CHF2CHF2 1,1,2,2-tetrafluoroethane chf2chf2  
1770 CF3CH2Cl 2,2,2-Trifluoroethyl chloride cf3ch2cl  
1771 CHFClCHFCl 1,2-dichloro-1,2-difluoroethane RR chfclchfcl  
1772 CH2ClCCl3 1,1,1,2-tetrachloroethane ch2clccl3  
1773 CH2BrCBr3 1,1,1,2-tetrabromo ethane c2h2br4  
1774 CHCl2CHF2 1,1-dichloro-2,2-difluoroethane c2h2cl2f2  
1775 CF3COOH trifluoroacetic acid cf3cooh  
1776 C4H3ClO Furan, 2-chloro fur2cl  
1777 C4H3ClO Furan,3-chloro fur3cl  
1778 C3H5ClO2 Carbonochloridic acid, ethyl ester c541413  
1779 C3H5Cl3 Propane, 1,2,3-trichloro- prcl135  
1780 C4H8Cl2 1,4-Dichlorobutane c110565  
1781 C4H8Cl2 Butane, 1,2-dichloro- c616217  
1782 C4H8Cl2 Butane, 1,3-dichloro- c1190223  
1783 C4H8Cl2 Butane, 2,3-dichloro-, (r*,r*)-(.+/-.)- c2211678  
1784 C4H8Cl2 Butane, 2,3-dichloro-, (r*,s*)- c4028562  
1785 C4H9ClO 1-Chloro-2-ethoxyethane c628342  
1786 C5H11Cl Pentane, 1-chloro- pencl1  
1787 C4H8O2 Butanoic acid bua  
1788 C6H5CH2 benzyl radical benzyl  
1789 C7H7 cycloheptatrienyl radical c7h7  
1790 C7H7+ cycloheptatrienyl cation c7h7+  
1791 C6H5CH3 toluene toluene  
1792 C7H8 cycloheptatriene cht  
1793 C7H8 Norbornadiene norbor  
1794 C7H8 Quadricyclane qucy  
1795 C7H12 Norbornane nor  
1796 C7H14 cycloheptane c7h14  
1797 C7H16 2-methylhexane 2mhex  
1798 C7H16 3-methylhexane hex3m  
1799 C7H16 heptane heptane  
1800 CH(CN)3 tricyanomethane mecn3  
1801 HN=C=C(CN)2 Dicyanoketenimine c4hn3  
1802 C6H7N 2-Methylpyridine mp  
1803 C6H5NH2 aniline aniline  
1804 C6H13N 2-Methylpiperidine pip2m  
1805 C6H13N cyclohexanamine cham  
1806 C6H15N triethylamine tea  
1807 N2O5 Dinitrogen pentoxide n2o5  
1808 C4H2O3 Maleic Anhydride malan  
1809 C5H4O2 4-Cyclopentene-1,3-dione cpdio  
1810 C5H4O2 furfural furfural  
1811 C6H5O phenoxy radical phenoxy  
1812 C5H5NO 2(1H)-Pyridinone c72762006  
1813 C5H5NO 2(3H)-Pyridinone c9000048  
1814 C5H5NO 2(5H)-Pyridinone c9000037  
1815 C5H5NO 2-Pyridinol c109104  
1816 C5H5NO 3(2H)-Pyridinone c9000004  
1817 C5H5NO 3(4H)-Pyridinone c9000026  
1818 C5H5NO 3(6H)-Pyridinone c9000015  
1819 C5H5NO 3-Pyridinol c109002  
1820 C5H5NO 4(1H)-Pryidinone c9000060  
1821 C5H5NO 4(3H)-Pryidinone c9000059  
1822 C5H5NO 4-Pyridinol c626642  
1823 C6H5OH phenol phenol  
1824 C6H6O 2,4-Cyclohexadienone c24599573  
1825 C6H6O 2,5-Cyclohexadienone c5664335  
1826 C6H5SH Benzenethiol phsh  
1827 HO2CCHNH2CH2OH Serine serine  
1828 C5H8O2 Acetylacetone acac  
1829 C4H8O2S Sulfolane sulfolane  
1830 C7H10 Norbornene norbornene  
1831 CH(C2H3)3 trivinyl methane tvm  
1832 C6H10O cyclohexanone chexo  
1833 C6H12O hexanal c6h12o  
1834 C6H12O Oxepane oxepane  
1835 C3H7OC3H7 di-n-propyl ether propr  
1836 F2CCCF2 tetrafluoroallene pfa  
1837 CF3COO- trifluoro acetate anion cf3coo-  
1838 CF3COF trifluoroacetyl fluoride cf3cof  
1839 CF3COCl trifluoroacetyl chloride cf3cocl  
1840 PF6 Hexafluorophosphate neutral pf6  
1841 SF6 Sulfur Hexafluoride sf6  
1842 SeF6 Selenium hexafluoride sef6  
1843 CF3CHF2 pentafluoroethane cf3chf2  
1844 CF3CHFCl 1,1,1,2-tetrafluorochloroethane cf3chfcl  
1845 CF3CHCl2 1,1-Dichloro-2,2,2-trifluoroethane cf3chcl2  
1846 CHCl2CClF2 Ethane, 1,2,2-trichloro-1,1-difluoro- chcl2cclf2  
1847 CCl3CHCl2 pentachloroethane ccl3chcl2  
1848 C6H5F Fluorobenzene bzf  
1849 C6H5Cl chlorobenzene bzcl  
1850 C6H5Br bromobenzene bzbr  
1851 C8H6 Calicene calicene  
1852 C6H5CCH phenylacetylene phac  
1853 C8H6 benzocyclobutadiene bcbd  
1854 C8H6 Pentalene pentalene  
1855 C6H5CHCH2 Styrene styrene  
1856 C8H8 cubane cubane  
1857 C8H8 cyclooctatetraene cot  
1858 C6H5CH2CH3 Ethylbenzene etbz  
1859 CH3C6H4CH3 meta-xylene mxylene  
1860 CH3C6H4CH3 paraxylene pxylene  
1861 C8H14 Bicyclo[2.2.2]octane bico222  
1862 C8H16 cyclooctane cyclooct  
1863 (CH3)3CC(CH3)3 tetramethylbutane tmb  
1864 C8H18 Octane c8h18  
1865 C6H5CN phenyl cyanide phcn  
1866 C6H12N2 Triethylenediamine ted  
1867 C4O4-- squarate dianion c4o4--  
1868 S4N4 Tetrasulfur tetranitride s4n4  
1869 S8 Octasulfur s8  
1870 C6H4O2 parabenzoquinone pbq  
1871 C4H4N2O2 Uracil uracil  
1872 C6H5CHO benzaldehyde benzal  
1873 C6H5OCH3 Anisole anisole  
1874 C5H9NO2 Proline proline  
1875 C6H12O2 Methyl pivalate c598981  
1876 C6H12O2 Hexanoic acid hexa  
1877 C4F4 tetrafluorcyclobutadiene c4f4  
1878 CF3CF2Cl pentafluorochloroethane cf3cf2cl  
1879 CF2ClCF2Cl 1,2-Dichloro-1,1,2,2-tetrafluoroethane cf2clcf2cl  
1880 CF3CFCl2 1,1-Dichlorotetrafluoroethane cf3cfcl2  
1881 CF2ClCFCl2 Ethane, 1,1,2-trichloro-1,2,2-trifluoro- cf2clcfcl2  
1882 CF3CCl3 1,1,1-trifluoro-2,2,2-trichloroethane cf3ccl3  
1883 C2F6 hexafluoroethane c2f6  
1884 C2Cl6 hexachloroethane c2cl6  
1885 IF7 Iodine heptafluoride if7  
1886 C6H4F2 metadifluorobenzene mdfb  
1887 C6H4F2 orthodifluorobenzene odfb  
1888 C6H4F2 1,4-difluorobenzene pdfb  
1889 C6H4Cl2 1,2-dichlorobenzene dcb12  
1890 C6H4Cl2 1,3-dichlorobenzene dcb13  
1891 C6H4Cl2 1,4-dichlorobenzene dcb14  
1892 C6H5NO nitrosobenzene bzno  
1893 C9H8 Indene indene  
1894 C9H8 spiro[4.4]nona-1,3,6,8-tetraene snt  
1895 C9H12 n-propyl benzene prbz  
1896 C9H20 Nonane nonane  
1897 C(CN)4 tetracyanomethane c5n4  
1898 C5H4N4 purine purine  
1899 C8H7N Indole indole  
1900 C3H3N3O3 cyanuric acid cyanuric  
1901 C6H5NO2 Nitrobenzene c6h5no2  
1902 C6H5COOH benzoic acid benzo  
1903 CH3COC6H5 acetophenone acph  
1904 C3Cl3N3 1,3,5-Triazine, 2,4,6-trichloro- c3cl3n3  
1905 C3F6 hexafluoropropene c3f6  
1906 C6H3F3 Benzene trifluoride 123 bzf3a  
1907 C8H18O 1-Octanol octanol  
1908 C10H8 Azulene azu  
1909 C10H8 naphthalene naph  
1910 C10H10 bullvalene bullv  
1911 C10H16 adamantane adamantane  
1912 C6N4 Tetracyanoethylene tcne  
1913 C6N4- tetracyanoethylene anion tcne-  
1914 C10H22 Decane decane  
1915 C4F6 perfluorobutadiene c4f6  
1916 SF5CF3 Sulfur, pentafluoro(trifluoromethyl)- sf5cf3  
1917 C3F8 perfluoropropane c3f8  
1918 Fe(CO)5 Iron pentacarbonyl ipc  
1919 Fe(C5H5)2 ferrocene fecp2  
1920 B12H12-- Dodecahydrododecaborate(2-) b12h12--  
1921 B12H12-- Dodecahydrododecaborate(2-) b12h12--  
1922 C12H8 Acenaphthylene acenaph  
1923 C12H8 biphenylene biph  
1924 C12H10 biphenyl biphenyl  
1925 C12H10 Heptalene heptalene  
1926 C6H12O6 Inositol inositol  
1927 C6F6 hexafluorobenzene c6f6  
1928 S2F10 disulphur decafluoride s2f10  
1929 C13H10 Fluorene fluorene  
1930 C14H10 Anthracene anth  
1931 C14H10 Phenanthrene phenanthrene  
1932 C14H14 Bibenzyl bibenzyl  
1933 C12H10N2 azobenzene azobenzene  
1934 C6H5COC6H5 benzophenone benzophenone  
1935 C16H10 Pyrene pyrene  
1936 C18H12 Tetracene tetracene  
1937 C19H16 Triphenylmethane tpm  
1938 C24H12 Coronene coronene  
1939 C60 Buckminsterfullerene c60