return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Home > Geometry > Experimental > Same bond/angle many molecules OR Comparisons > Geometry > Bonds, angles > Same bond/angle many molecules

Compare Bonds

18 10 26 16 45

PBEPBE/6-31G(2df,p) for rCC

Histogram of Bond length differences (in Å) vs number of species


Differences greater than 1.800 are in the 1.800 bin. Differences less than -0.600 are in the -0.600 bin.

histogram chart 400
histogram chart 350 histogram chart
histogram chart 300 histogram chart
histogram chart 250 histogram chart
histogram chart 200 histogram chart
histogram chart 150 histogram chart
histogram chart 100 histogram chart
histogram chart 50 histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart
-0.600 -0.400 -0.200 0.000 0.200 0.400 0.600 0.800 1.000 1.200 1.400 1.600 1.800
bond length difference calc. - exp. (Å)

  Species Name Difference (Å)
Most negative difference CH3CH(NH2)COOH Alanine-0.534
Most positive difference C4H6 1-Methylcyclopropene0.796

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
CH3CH(NH2)COOH Alanine 1.509 -0.534
C4H10O Methyl propyl ether 1.530 -0.427
C4H6 1-Methylcyclopropene 1.515 -0.413
CH3CHNOH Acetaldoxime 1.550 -0.056
C5H10 2-Pentene, (E)- 1.576 -0.046
C3H5 Allyl radical 1.428 -0.039
C4H5N Cyclopropanecarbonitrile 1.472 -0.036
C5H6 Bicyclo[2.1.0]pent-2-ene 1.560 -0.036
C5H6 1,3-Cyclopentadiene 1.540 -0.035
C3H3NO Isoxazole 1.356 -0.034
CH3CCl3 Ethane, 1,1,1-trichloro- 1.550 -0.030
C2Cl2 dichloroacetylene 1.246 -0.030
C5H8 Bicyclo[2.1.0]pentane 1.536 -0.029
C5H8 Spiropentane 1.557 -0.026
C5H6S Thiophene, 3-methyl- 1.530 -0.026
CH3CHCl2 Ethane, 1,1-dichloro- 1.540 -0.024
C6H5CCH phenylacetylene 1.448 -0.024
CH2CHCHCH2 1,3-Butadiene 1.476 -0.023
C5H10 2-Pentene, (Z)- 1.561 -0.022
C6H5Br bromobenzene 1.420 -0.021
C5H8O Cyclopentanone 1.557 -0.021
C6H5CN phenyl cyanide 1.451 -0.020
C5H6 1-Buten-3-yne, 2-methyl- 1.445 -0.019
C4H2 Diacetylene 1.378 -0.018
C4H5NO 3-Methylisoxazole 1.514 -0.017
C4H6O2 2,3-Butanedione 1.527 -0.017
C5H9N Pentanenitrile 1.478 -0.017
C12H8 biphenylene 1.524 -0.017
C4H5NO Isoxazole, 5-methyl- 1.505 -0.017
C2H3CCH 1-Buten-3-yne 1.434 -0.017
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.354 -0.017
C4H6S Thiophene, 2,5-dihydro- 1.518 -0.016
C3H5ClO Oxirane, (chloromethyl)- 1.523 -0.016
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.514 -0.015
CH2CHCH3 Propene 1.353 -0.015
C6H8 Bicyclo[3.1.0]hex-2-ene 1.530 -0.014
C2N2 Cyanogen 1.389 -0.014
CH2ClCCCl 1,3-dichloropropyne 1.456 -0.013
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.481 -0.013
C5H4O2 4-Cyclopentene-1,3-dione 1.509 -0.013
CH3CHS Thioacetaldehyde 1.506 -0.013
C9H8 Indene 1.415 -0.013
CH3CCCH3 2-Butyne 1.468 -0.012
C4H5N Cyclopropanecarbonitrile 1.513 -0.012
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.469 -0.012
C4N2 2-Butynedinitrile 1.370 -0.011
C6H8 (Z)-hexa-1,3,5-triene 1.458 -0.011
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.531 -0.011
CH2CF2 Ethene, 1,1-difluoro- 1.340 -0.011
C6H12 (E)-3-methylpent-2-ene 1.551 -0.011
CH3CHClCH2CH3 Butane, 2-chloro- 1.534 -0.011
C3F6 hexafluoropropene 1.513 -0.011
H2CCCCH2 Butatriene 1.283 -0.010
HCCCN Cyanoacetylene 1.376 -0.010
C6H12 (E)-3-methylpent-2-ene 1.511 -0.010
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.533 -0.009
C4H5N (E)-2-Butenenitrile 1.432 -0.009
C4H6O Furan, 2,5-dihydro- 1.347 -0.009
C4H8O2 1,3-Dioxolane, 2-methyl- 1.522 -0.009
CHOCHCHCH3 2-Butenal 1.501 -0.008
C5H8 Cyclopentene 1.350 -0.008
C3H7N Cyclopropylamine 1.520 -0.008
C4H5N (E)-2-Butenenitrile 1.501 -0.008
C4H4N2 Succinonitrile 1.561 -0.008
CH3CHCHCH3 2-Butene, (E)- 1.508 -0.008
C5H6 Bicyclo[2.1.0]pent-2-ene 1.530 -0.008
C7H12 Norbornane 1.573 -0.007
CH2CHCHClCH3 1-Butene, 3-chloro- 1.503 -0.007
C2H5NO3 Nitric acid, ethyl ester 1.528 -0.007
C6H8 1,4-Cyclohexadiene 1.347 -0.007
CH3COOH Acetic acid 1.517 -0.007
C12H10 biphenyl 1.489 -0.006
C5H8 Cyclopentene 1.518 -0.006
C4H6 Methylenecyclopropane 1.332 -0.006
CH3CH(CH3)ONO Isopropyl nitrite 1.534 -0.006
C6H8 Bicyclo[2.1.1]hex-2-ene 1.544 -0.006
C2H5CN ethyl cyanide 1.468 -0.006
CH3CHCHCH3 2-Butene, (E)- 1.347 -0.006
CH2CCHCH3 1,2-Butadiene 1.515 -0.006
C6H8 1,4-Cyclohexadiene 1.511 -0.006
C3H8O2 Propylene glycol 1.540 -0.006
C4H5NO Isoxazole, 5-methyl- 1.427 -0.006
C10H8 Azulene 1.407 -0.006
C5H6 Propellane 1.596 -0.006
C6H4Cl2 1,3-dichlorobenzene 1.404 -0.005
C12H8 biphenylene 1.428 -0.005
CH3CCH propyne 1.460 -0.005
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.508 -0.005
C2H6O2 1,2-Ethanediol 1.530 -0.005
C4H4N2 Succinonitrile 1.465 -0.005
C2H6 Ethane 1.536 -0.005
C10H8 Azulene 1.414 -0.005
CH3CHCHCH3 2-Butene, (Z)- 1.506 -0.005
C3H6O Propylene oxide 1.513 -0.005
C5H10 Cyclopropane, 1,1-dimethyl- 1.520 -0.005
CH3COCl Acetyl Chloride 1.506 -0.005
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.518 -0.005
C2HF3 Trifluoroethylene 1.341 -0.004
C6H8 (Z)-hexa-1,3,5-triene 1.368 -0.004
CF3CN Acetonitrile, trifluoro- 1.492 -0.004
C2F6 hexafluoroethane 1.560 -0.004
C4H4Se selenophene 1.433 -0.004
C5H8 1,3-Butadiene, 2-methyl- 1.512 -0.004
CH2CHCH2CH3 1-Butene 1.342 -0.004
C3H6S Thietane 1.549 -0.004
H2NCH2COOH Glycine 1.532 -0.004
C3H5ClO Oxirane, (chloromethyl)- 1.475 -0.004
CH2CCHCH3 1,2-Butadiene 1.314 -0.003
C6H5Cl chlorobenzene 1.402 -0.003
C2H4 Ethylene 1.339 -0.003
C2H3 vinyl 1.316 -0.003
C5H8O 2H-Pyran, 3,4-dihydro- 1.510 -0.003
C3H7SH 1-Propanethiol 1.536 -0.003
CHCCH2CH3 1-Butyne 1.217 -0.003
C3H4O Cyclopropanone 1.575 -0.003
C5H9N Pentanenitrile 1.536 -0.003
C6H5NO2 Nitrobenzene 1.399 -0.003
CHCCH2CH3 1-Butyne 1.544 -0.002
C6H8 Bicyclo[3.1.0]hex-2-ene 1.494 -0.002
C5H5N Pyridine 1.400 -0.002
C4H6S Thiophene, 2,5-dihydro- 1.340 -0.002
C3H4N2 1H-Pyrazole 1.417 -0.002
CH2SHCH2SH 1,2-Ethanedithiol 1.530 -0.002
CH3CHCHCH3 2-Butene, (Z)- 1.346 -0.002
C3H6O 2-Propen-1-ol 1.502 -0.002
C12H8 biphenylene 1.432 -0.002
C5H10O 2-Butanone, 3-methyl- 1.525 -0.002
C6H5CH3 toluene 1.513 -0.002
CH3SCH2CH3 Ethane, (methylthio)- 1.530 -0.002
C6H5Br bromobenzene 1.401 -0.002
CH3CH2SH ethanethiol 1.528 -0.002
C2H8N2 Ethylenediamine 1.545 -0.001
C7H12 Norbornane 1.546 -0.001
CF2CCl2 difluorodichloroethylene 1.345 -0.001
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.339 -0.001
C6H12 (E)-3-methylpent-2-ene 1.349 -0.001
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 -0.001
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.530 -0.001
CH2ClCH2CH3 Propane, 1-chloro- 1.525 -0.001
C2H2O4 Oxalic Acid 1.544 -0.001
CH3COF Acetyl fluoride 1.503 -0.001
C5H8 Cyclobutane, methylene- 1.524 -0.001
CH3CN Acetonitrile 1.458 -0.001
C5H8 Ethenylcyclopropane 1.475 -0.001
C6F6 hexafluorobenzene 1.401 -0.001
C4H6 Methylenecyclopropane 1.542 -0.001
C7H16 heptane 1.534 -0.001
CH2CHOCHCH2 Vinyl ether 1.337 -0.000
CH3CCl2CH3 Propane, 2,2-dichloro- 1.523 -0.000
C3H3N acrylonitrile 1.426 -0.000
C4H6 Bicyclo[1.1.0]butane 1.497 -0.000
CH2CS Thioketene 1.314 -0.000
C5H6 Propellane 1.525 -0.000
C2H2N2O Furazan 1.421 -0.000
CHOCHCHCH3 2-Butenal 1.470 -0.000
C6H14 Hexane 1.533 -0.000
C5H8 1,2-Butadiene, 3-methyl- 1.514 0.000
C5H6 Cyclopropylacetylene 1.527 0.000
C6H5CN phenyl cyanide 1.396 0.000
C3H6O 2-Propen-1-ol 1.337 0.000
CH3OC2H5 Ethane, methoxy- 1.521 0.000
C5H12O Butane, 1-methoxy- 1.532 0.000
C6H5CCH phenylacetylene 1.396 0.000
C5H6 Cyclopropylacetylene 1.503 0.000
C4H8 cyclobutane 1.555 0.000
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.507 0.000
C6H8 Bicyclo[3.1.0]hex-2-ene 1.522 0.001
C6H5Cl chlorobenzene 1.399 0.001
C4H6O Furan, 2,5-dihydro- 1.502 0.001
CH3CSNH2 Ethanethioamide 1.512 0.001
C8H8 cyclooctatetraene 1.470 0.001
CH2CHCHClCH3 1-Butene, 3-chloro- 1.337 0.001
C2H5Br Ethyl bromide 1.518 0.001
CHCCH2CH3 1-Butyne 1.457 0.001
C6H8 Bicyclo[3.1.0]hex-2-ene 1.529 0.001
C5H8 1,3-Butadiene, 2-methyl- 1.463 0.001
C2H3Cl Ethene, chloro- 1.332 0.001
C5H7N Cyclobutanecarbonitrile 1.551 0.002
CH3CHClCH3 Propane, 2-chloro- 1.522 0.002
C6H6 Benzvalene 1.452 0.002
CH2CCH2 allene 1.308 0.002
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 0.002
C5H8 Bicyclo[1.1.1]pentane 1.557 0.002
CH2CO Ketene 1.314 0.002
C3H7SH 1-Propanethiol 1.529 0.002
C6H5CCH phenylacetylene 1.398 0.002
C10H8 naphthalene 1.420 0.002
C4H6 Cyclobutene 1.517 0.002
CH2CHF Ethene, fluoro- 1.329 0.002
C5H8 Cyclobutane, methylene- 1.331 0.002
C2H3CCH 1-Buten-3-yne 1.215 0.002
C5H8 Ethenylcyclopropane 1.522 0.003
C5H8 Bicyclo[2.1.0]pentane 1.565 0.003
C(CN)4 tetracyanomethane 1.484 0.003
C4H5NO 3-Methylisoxazole 1.362 0.003
CH3CCCH3 2-Butyne 1.214 0.003
C8H8 cubane 1.571 0.003
C3H4 cyclopropene 1.509 0.003
CH3CHFCH3 2-Fluoropropane 1.521 0.003
C4H5N Pyrrole 1.382 0.003
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.528 0.003
CH2CHCHO Acrolein 1.341 0.003
CH3COCH3 Acetone 1.520 0.003
C2Cl4 Tetrachloroethylene 1.354 0.003
C10H8 Azulene 1.398 0.003
C4H5NO 3-Methylisoxazole 1.427 0.003
CH2CHCH2CH3 1-Butene 1.536 0.003
C6H5CN phenyl cyanide 1.397 0.003
C6H6 Benzene 1.397 0.003
C5H12 Pentane 1.531 0.003
C4H8O2 Ethyl acetate 1.515 0.003
CH2CHCH2F Allyl Fluoride 1.333 0.003
CH3CH2CH2CH3 Butane 1.531 0.003
C3H6O Propylene oxide 1.471 0.003
CH2ClCHO chloroacetaldehyde 1.521 0.003
CH2CHCHClCH3 1-Butene, 3-chloro- 1.522 0.003
C7H8 Norbornadiene 1.557 0.003
CHOCHCHCH3 2-Butenal 1.345 0.003
H2CCCCH2 Butatriene 1.318 0.003
C2H3CCH 1-Buten-3-yne 1.344 0.003
C10H16 adamantane 1.540 0.003
C5H12 Propane, 2,2-dimethyl- 1.537 0.004
CH3CH2CHO Propanal 1.523 0.004
C4H4N2 Pyrazine 1.397 0.004
C3H4O Cyclopropanone 1.475 0.004
C4H4S Thiophene 1.423 0.004
C6H4Cl2 1,4-dichlorobenzene 1.394 0.004
C5H10 Cyclopropane, 1,1-dimethyl- 1.514 0.004
C5H6S Thiophene, 3-methyl- 1.370 0.004
CH3CH2CHO Propanal 1.509 0.004
C6H5CH3 toluene 1.395 0.004
C4H4N2 1,3-Diazine 1.393 0.004
C5H8 Spiropentane 1.482 0.004
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.501 0.004
C5H6 Cyclopropylacetylene 1.211 0.004
CH3CH2NH2 Ethylamine 1.531 0.004
C4H10O Ethoxy ethane 1.517 0.004
C6H6 Benzvalene 1.529 0.004
C6H5CH3 toluene 1.395 0.005
C4H6O Cyclobutanone 1.556 0.005
C10H8 Azulene 1.405 0.005
C5H8 Cyclobutane, methylene- 1.557 0.005
C4H4N2 Pyridazine 1.396 0.005
C4H4O Furan 1.431 0.005
C2H2O2 Ethanedial 1.526 0.005
C4H8O2 1,3-Dioxane 1.528 0.005
C4H6 Bicyclo[1.1.0]butane 1.498 0.005
C6H10 1-Butyne, 3,3-dimethyl- 1.209 0.006
C4H8O2 Ethyl acetate 1.508 0.006
C3H3N acrylonitrile 1.339 0.006
C2H4S Thiirane 1.484 0.006
C7H8 Norbornadiene 1.336 0.006
C2H2ClF 1-chloro-1-fluoroethylene 1.327 0.006
C6H5OH phenol 1.398 0.006
C3H4 cyclopropene 1.296 0.006
C5H10 2-Pentene, (Z)- 1.338 0.006
C12H8 biphenylene 1.372 0.006
CH3CCH propyne 1.207 0.006
C4H4S Thiophene 1.370 0.006
C5H10O 2H-Pyran, tetrahydro- 1.531 0.006
C5H11N Piperidine 1.531 0.006
C4H6 Cyclobutene 1.342 0.006
C3H5Cl3 Propane, 1,2,3-trichloro- 1.524 0.006
C2H2+ acetylene cation 1.253 0.006
C3H8 Propane 1.526 0.007
C4H10O Propane, 2-methoxy- 1.528 0.007
C6H6 Benzvalene 1.339 0.007
C2H5N Aziridine 1.481 0.007
C5H8 Ethenylcyclopropane 1.334 0.007
C6H6 Trimethylenecycopropane 1.437 0.007
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.329 0.007
C6H4Cl2 1,3-dichlorobenzene 1.392 0.007
C5H8O 2H-Pyran, 3,4-dihydro- 1.338 0.007
C4H4O Furan 1.361 0.007
C5H6 1,3-Cyclopentadiene 1.460 0.007
C5H10 2-Pentene, (E)- 1.334 0.007
C4H6 Cyclobutene 1.566 0.007
CF3COOH trifluoroacetic acid 1.546 0.007
CH3CONH2 Acetamide 1.519 0.007
C6H12 Cyclohexane 1.530 0.007
C2H2 Acetylene 1.203 0.008
C6H8 Bicyclo[3.1.0]hex-2-ene 1.338 0.008
C6H6 Benzvalene 1.503 0.008
C5H8 Bicyclo[2.1.0]pentane 1.528 0.008
C3H2N2 Malononitrile 1.459 0.008
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.519 0.008
HCCF Fluoroacetylene 1.198 0.008
CH2CHCHO Acrolein 1.468 0.008
C5H8O 2H-Pyran, 3,4-dihydro- 1.530 0.008
C10H8 naphthalene 1.410 0.008
C6H5CCH phenylacetylene 1.208 0.009
C3H2O3 vinylene carbonate 1.331 0.009
CHClCCl2 Trichloroethylene 1.337 0.009
C6H8 Bicyclo[3.1.0]hex-2-ene 1.521 0.009
C2H3NO Nitrosoethylene 1.335 0.009
C4H5N Pyrrole 1.417 0.009
C5H10O 2-Butanone, 3-methyl- 1.534 0.009
C5H8O Methyl cyclopropyl ketone 1.510 0.009
C5H10S 2H-Thiopyran, tetrahydro- 1.528 0.009
CH3CHO Acetaldehyde 1.501 0.009
CH2CHCHCH2 1,3-Butadiene 1.337 0.010
C5H5N Pyridine 1.390 0.010
C4H5NO Isoxazole, 5-methyl- 1.362 0.010
HCCBr bromoacetylene 1.204 0.010
CH3CH2OH Ethanol 1.512 0.010
HCCCl Chloroacetylene 1.203 0.010
CH2CHCH2CH3 1-Butene 1.493 0.010
C5H6 1-Buten-3-yne, 2-methyl- 1.207 0.010
C4H2O3 Maleic Anhydride 1.332 0.010
C6H6 Trimethylenecycopropane 1.330 0.010
CH3CH2Cl Ethyl chloride 1.510 0.010
C5H6S Thiophene, 3-methyl- 1.423 0.011
C6H4Cl2 1,3-dichlorobenzene 1.388 0.011
C3H6 Cyclopropane 1.501 0.011
CH2CHCH2F Allyl Fluoride 1.488 0.011
C4H9N Pyrrolidine 1.534 0.011
CH3CH(CH3)CH3 Isobutane 1.525 0.011
C5H8 1,3-Butadiene, 2-methyl- 1.340 0.011
C6H5CH3 toluene 1.394 0.011
C5H4O2 4-Cyclopentene-1,3-dione 1.341 0.011
CH3CHSHCH3 2-Propanethiol 1.520 0.011
CH3CH2O Ethoxy radical 1.521 0.011
C6H4Cl2 1,4-dichlorobenzene 1.388 0.011
C8H8 cyclooctatetraene 1.337 0.011
C3F8 perfluoropropane 1.546 0.011
C5H6 Cyclopropylacetylene 1.422 0.011
CH2CCHCH3 1,2-Butadiene 1.301 0.011
HCCCN Cyanoacetylene 1.206 0.011
C5H10 2-Pentene, (Z)- 1.490 0.012
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.528 0.012
C2F2 difluoroacetylene 1.187 0.012
C3H3NO Oxazole 1.353 0.012
C10H8 naphthalene 1.370 0.012
C7H12 Norbornane 1.536 0.012
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.330 0.012
CH2CHCH3 Propene 1.488 0.012
C3H8O2 1,3-Propanediol 1.514 0.012
CH2CCl2 Ethene, 1,1-dichloro- 1.324 0.012
C5H6 1-Buten-3-yne, 2-methyl- 1.501 0.012
C5H8O 2H-Pyran, 3,4-dihydro- 1.516 0.013
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.324 0.013
C6H8 (Z)-hexa-1,3,5-triene 1.337 0.013
C5H8 Cyclopentene 1.540 0.013
C3F6 hexafluoropropene 1.329 0.013
C6H8 Bicyclo[2.1.1]hex-2-ene 1.332 0.013
C4H5N (E)-2-Butenenitrile 1.336 0.013
C6H5Cl chlorobenzene 1.386 0.013
C4H6 Methylenecyclopropane 1.457 0.013
C2H4O Ethylene oxide 1.459 0.014
C3H4N2 1H-Pyrazole 1.374 0.014
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.330 0.014
CH2CHOH ethenol 1.326 0.014
C5H6 1-Buten-3-yne, 2-methyl- 1.336 0.014
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.398 0.014
C2H5F fluoroethane 1.505 0.014
C7H8 Norbornadiene 1.530 0.014
C4H4N2 Pyridazine 1.375 0.014
C2H5CN ethyl cyanide 1.526 0.014
C4H2 Diacetylene 1.205 0.015
C3H4N2 1H-Imidazole 1.364 0.016
C4H10O Propane, 2-methoxy- 1.519 0.016
CH2ClCCCl 1,3-dichloropropyne 1.201 0.016
CH3CHF2 Ethane, 1,1-difluoro- 1.498 0.016
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.498 0.016
C5H6 1,3-Cyclopentadiene 1.340 0.017
CH(CN)3 tricyanomethane 1.460 0.017
C4H6O Cyclobutanone 1.527 0.017
C10H8 Azulene 1.377 0.018
C6H5NH2 aniline 1.392 0.018
SiC2 Silicon dicarbide 1.265 0.018
C10H8 Azulene 1.484 0.018
CH3CF3 Ethane, 1,1,1-trifluoro- 1.494 0.019
C10H8 naphthalene 1.420 0.020
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.522 0.021
C4H10O2 Ethane, 1,2-dimethoxy- 1.504 0.021
C4 Carbon tetramer 1.304 0.021
C2H4F2 1,2-difluoroethane 1.493 0.021
C5H10 2-Pentene, (E)- 1.484 0.022
C6H5CN phenyl cyanide 1.388 0.022
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.317 0.022
ClCOClCO Oxalyl chloride 1.534 0.023
HOCH2COOH Hydroxyacetic acid 1.495 0.023
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.511 0.024
C6H5Br bromobenzene 1.375 0.024
C6H5CCH phenylacetylene 1.388 0.024
C12H8 biphenylene 1.370 0.025
C2F4 Tetrafluoroethylene 1.311 0.025
C6H8 Bicyclo[3.1.0]hex-2-ene 1.482 0.028
C3O2 Carbon suboxide 1.251 0.029
C3 carbon trimer 1.277 0.030
C5H8 Bicyclo[2.1.0]pentane 1.507 0.031
C5H8O Cyclopentanone 1.504 0.035
C4N2 2-Butynedinitrile 1.190 0.037
C4H6O2 2,3-Butanedione 1.507 0.049
C4H6 1-Methylcyclopropene 1.300 0.211
CH3CH(NH2)COOH Alanine 1.544 0.365
C4H6 1-Methylcyclopropene 1.476 0.796