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

B97D3/6-31+G** 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 450
histogram chart 400 histogram chart
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
-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 C4H10O Methyl propyl ether-0.430
Most positive difference C4H8S Thiophene, tetrahydro-1.787

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C4H10O Methyl propyl ether 1.530 -0.430
C4H6 1-Methylcyclopropene 1.515 -0.415
CF3CN Acetonitrile, trifluoro- 1.492 -0.069
CH2ClCHCl2 1,1,2-trichloroethane 1.580 -0.055
CH3CHNOH Acetaldoxime 1.550 -0.049
C4H6 Methylenecyclopropane 1.542 -0.048
C4H6 Methylenecyclopropane 1.457 -0.043
C5H10 2-Pentene, (E)- 1.576 -0.041
C5H6 Bicyclo[2.1.0]pent-2-ene 1.560 -0.038
C3H5 Allyl radical 1.428 -0.034
C3H3NO Isoxazole 1.356 -0.033
C5H8 Bicyclo[2.1.0]pentane 1.536 -0.031
C5H6 1,3-Cyclopentadiene 1.540 -0.031
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.530 -0.031
C4H5N Cyclopropanecarbonitrile 1.472 -0.031
C2Cl2 dichloroacetylene 1.246 -0.030
C4H6O2 2,3-Butanedione 1.527 -0.030
C5H8 Spiropentane 1.557 -0.026
C2N2 Cyanogen 1.389 -0.025
CH2CHCHCH2 1,3-Butadiene 1.476 -0.024
C5H6 Propellane 1.596 -0.022
C5H6S Thiophene, 3-methyl- 1.530 -0.022
C6H5Br bromobenzene 1.420 -0.019
CH3CCl3 Ethane, 1,1,1-trichloro- 1.550 -0.019
C5H10 2-Pentene, (Z)- 1.561 -0.018
C6H5CCH phenylacetylene 1.448 -0.018
CH3CHCl2 Ethane, 1,1-dichloro- 1.540 -0.017
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.514 -0.017
C5H8O Cyclopentanone 1.557 -0.015
C6H5CN phenyl cyanide 1.451 -0.014
C4H5NO 3-Methylisoxazole 1.514 -0.014
C4H5NO Isoxazole, 5-methyl- 1.505 -0.013
C4H5N Cyclopropanecarbonitrile 1.513 -0.013
C6H8 Bicyclo[3.1.0]hex-2-ene 1.530 -0.013
C5H6 1-Buten-3-yne, 2-methyl- 1.445 -0.012
C3H7N Cyclopropylamine 1.520 -0.012
C5H9N Pentanenitrile 1.478 -0.011
C4N2 2-Butynedinitrile 1.370 -0.011
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.531 -0.010
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.354 -0.010
CH2CHCH3 Propene 1.353 -0.010
CH2CF2 Ethene, 1,1-difluoro- 1.340 -0.010
C6H10O cyclohexanone 1.545 -0.010
CH2ClCCCl 1,3-dichloropropyne 1.456 -0.010
H2NCH2COOH Glycine 1.532 -0.009
C3H5ClO Oxirane, (chloromethyl)- 1.523 -0.009
CH3CHS Thioacetaldehyde 1.506 -0.009
C4H2 Diacetylene 1.378 -0.009
C3F8 perfluoropropane 1.546 -0.008
C6H8 Bicyclo[3.1.0]hex-2-ene 1.522 -0.008
C4H6S Thiophene, 2,5-dihydro- 1.518 -0.008
C9H8 Indene 1.415 -0.008
CH2CHCH2F Allyl Fluoride 1.350 -0.008
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.518 -0.008
C6H12 (E)-3-methylpent-2-ene 1.551 -0.008
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.469 -0.008
C5H10 Cyclopropane, 1,1-dimethyl- 1.520 -0.007
C6H5CH2CH3 Ethylbenzene 1.524 -0.007
C12H8 biphenylene 1.524 -0.007
C3F6 hexafluoropropene 1.513 -0.007
C3H5ClO Oxirane, (chloromethyl)- 1.475 -0.007
CH3COOH Acetic acid 1.517 -0.007
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.481 -0.007
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.533 -0.007
C4H6O Furan, 2,5-dihydro- 1.347 -0.006
C4H6O2 2,3-Butanedione 1.507 -0.006
CH3CHClCH2CH3 Butane, 2-chloro- 1.534 -0.006
H2CCCCH2 Butatriene 1.283 -0.005
C6H8 (Z)-hexa-1,3,5-triene 1.368 -0.005
C5H6 Bicyclo[2.1.0]pent-2-ene 1.530 -0.005
C4H8O2 1,3-Dioxolane, 2-methyl- 1.522 -0.005
C4H4N2 Succinonitrile 1.561 -0.005
CH3CF3 Ethane, 1,1,1-trifluoro- 1.494 -0.005
C6H12 (E)-3-methylpent-2-ene 1.511 -0.005
C7H12 Norbornane 1.573 -0.005
C5H6 Cyclopropylacetylene 1.527 -0.005
CH3CH(CH3)ONO Isopropyl nitrite 1.534 -0.005
C6F6 hexafluorobenzene 1.401 -0.004
C5H8 Cyclopentene 1.350 -0.004
CHOCHCHCH3 2-Butenal 1.501 -0.004
C5H4O2 4-Cyclopentene-1,3-dione 1.509 -0.004
C3H8O2 Propylene glycol 1.540 -0.004
C5H6 Propellane 1.525 -0.004
C5H8 Ethenylcyclopropane 1.522 -0.004
CH3OC2H5 Ethane, methoxy- 1.521 -0.003
C2H3CCH 1-Buten-3-yne 1.434 -0.003
C2H6O2 1,2-Ethanediol 1.530 -0.003
C6H8 Bicyclo[2.1.1]hex-2-ene 1.544 -0.003
C2HF3 Trifluoroethylene 1.341 -0.003
C6H8 1,4-Cyclohexadiene 1.347 -0.003
C5H10 Cyclopentane 1.546 -0.003
CH2CHCHClCH3 1-Butene, 3-chloro- 1.503 -0.003
C4H5N (E)-2-Butenenitrile 1.432 -0.002
C4H5N (E)-2-Butenenitrile 1.501 -0.002
C3H6S Thietane 1.549 -0.002
C5H8 Cyclopentene 1.518 -0.002
CH3CHCHCH3 2-Butene, (E)- 1.347 -0.002
C5H10O 2-Butanone, 3-methyl- 1.525 -0.002
C6H8 1,4-Cyclohexadiene 1.511 -0.002
C3H6O Propylene oxide 1.513 -0.001
C12H10 biphenyl 1.489 -0.001
C6H4Cl2 1,3-dichlorobenzene 1.404 -0.001
C2H6 Ethane 1.536 -0.001
CH3CCCH3 2-Butyne 1.468 -0.001
C4H5NO Isoxazole, 5-methyl- 1.427 -0.001
C6H6 Benzvalene 1.452 -0.001
C2H5CN ethyl cyanide 1.468 -0.001
C5H6 Cyclopropylacetylene 1.503 -0.000
CH2ClCHCHCH3 2-Butene, 1-chloro- 1.342 -0.000
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.508 -0.000
CH2SHCH2SH 1,2-Ethanedithiol 1.530 -0.000
CHCCH2CH3 1-Butyne 1.544 -0.000
CHOCHCHCH3 2-Butenal 1.470 -0.000
C2F6 hexafluoroethane 1.560 -0.000
CH3CHCHCH3 2-Butene, (E)- 1.508 -0.000
CH2ClCH2CH3 Propane, 1-chloro- 1.525 0.000
CH3COCl Acetyl Chloride 1.506 0.000
C6H5Cl chlorobenzene 1.402 0.000
C4H6 Bicyclo[1.1.0]butane 1.497 0.000
CH2CCHCH3 1,2-Butadiene 1.515 0.000
C2H5Br Ethyl bromide 1.518 0.001
C5H9N Pentanenitrile 1.536 0.001
C7H12 Norbornane 1.546 0.001
C6H6 Benzvalene 1.529 0.001
C5H8 1,3-Butadiene, 2-methyl- 1.512 0.001
CH3CCl2CH3 Propane, 2,2-dichloro- 1.523 0.001
C4H6S Thiophene, 2,5-dihydro- 1.340 0.001
C3H4N2 1H-Pyrazole 1.417 0.001
CH2CHCH2CH3 1-Butene 1.342 0.001
C3H7SH 1-Propanethiol 1.536 0.001
CH3CH2SH ethanethiol 1.528 0.001
HCCCN Cyanoacetylene 1.376 0.001
C4H4N2 Succinonitrile 1.465 0.001
C5H5N Pyridine 1.400 0.001
C5H8O 2H-Pyran, 3,4-dihydro- 1.510 0.002
C6H5Br bromobenzene 1.401 0.002
C5H8 1,4-Pentadiene 1.511 0.002
CH3CHFCH3 2-Fluoropropane 1.521 0.002
CH3CCH propyne 1.460 0.002
C2H4 Ethylene 1.339 0.002
CH3COF Acetyl fluoride 1.503 0.002
C6H10O cyclohexanone 1.542 0.002
C6H8 (Z)-hexa-1,3,5-triene 1.458 0.002
C3H4O Methylketene 1.518 0.002
C6H5CH3 toluene 1.513 0.002
C5H8 Spiropentane 1.482 0.002
C4H4Se selenophene 1.433 0.002
CHCCH2CH3 1-Butyne 1.217 0.002
C2H3 vinyl 1.316 0.002
C6H10 cyclohexene 1.510 0.002
C6H5NO2 Nitrobenzene 1.399 0.003
C5H8 Bicyclo[1.1.1]pentane 1.557 0.003
C3H4 cyclopropene 1.509 0.003
CH3CHClCH3 Propane, 2-chloro- 1.522 0.003
C12H8 biphenylene 1.428 0.003
C6H12 (E)-3-methylpent-2-ene 1.349 0.003
C3H6O Propylene oxide 1.471 0.003
CH3CHCHCH3 2-Butene, (Z)- 1.506 0.003
C4H6 Bicyclo[1.1.0]butane 1.498 0.003
CH2CCHCH3 1,2-Butadiene 1.314 0.003
C6H14 Hexane 1.533 0.003
C8H8 cubane 1.571 0.004
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 0.004
C2H8N2 Ethylenediamine 1.545 0.004
C5H8 1,4-Pentadiene 1.339 0.004
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.339 0.004
CH2CHF Ethene, fluoro- 1.329 0.004
C5H8 Cyclobutane, methylene- 1.524 0.004
CH3CSNH2 Ethanethioamide 1.512 0.004
C6H8 Bicyclo[3.1.0]hex-2-ene 1.521 0.004
C6H5Cl chlorobenzene 1.399 0.004
C6H5CCH phenylacetylene 1.396 0.004
C2H3Br vinyl bromide 1.332 0.004
C2H4S Thiirane 1.484 0.004
C6H6 Fulvene 1.349 0.004
C2H2N2O Furazan 1.421 0.004
C7H16 heptane 1.534 0.004
C4H8O2 Ethyl acetate 1.515 0.004
CH3CH2CHO Propanal 1.509 0.004
C2H3Cl Ethene, chloro- 1.332 0.005
C12H8 biphenylene 1.432 0.005
C5H12O Butane, 1-methoxy- 1.532 0.005
C6H5CN phenyl cyanide 1.396 0.005
C4H6O Furan, 2,5-dihydro- 1.502 0.005
C10H16 adamantane 1.540 0.005
C5H8 1,2-Butadiene, 3-methyl- 1.514 0.005
C4H8 cyclobutane 1.555 0.005
C10H8 naphthalene 1.420 0.005
CH2CS Thioketene 1.314 0.005
C5H8 Bicyclo[2.1.0]pentane 1.565 0.005
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 0.005
C4H6 Cyclobutene 1.517 0.005
CH3CN Acetonitrile 1.458 0.005
C3H7SH 1-Propanethiol 1.529 0.006
CH2CHCHClCH3 1-Butene, 3-chloro- 1.337 0.006
CH2ClCHO chloroacetaldehyde 1.521 0.006
C4H5NO 3-Methylisoxazole 1.362 0.006
CH3CH2CH2CH3 Butane 1.531 0.006
C6H5CCH phenylacetylene 1.398 0.006
C2H3CCH 1-Buten-3-yne 1.344 0.006
C4H8O2 Ethyl acetate 1.508 0.006
C2H5N Aziridine 1.481 0.006
C4H4S Thiophene 1.370 0.006
C4H4N2 Pyridazine 1.396 0.006
C5H12 Propane, 2,2-dimethyl- 1.537 0.006
CH2CHCH2CH3 1-Butene 1.536 0.006
C5H12 Pentane 1.531 0.006
C4H5N Pyrrole 1.382 0.006
C6H6 Benzene 1.397 0.006
C(CN)4 tetracyanomethane 1.484 0.007
CH3CH2CHO Propanal 1.523 0.007
C2H3CCH 1-Buten-3-yne 1.215 0.007
C7H8 Norbornadiene 1.336 0.007
CH3CCCH3 2-Butyne 1.214 0.007
C6H5CN phenyl cyanide 1.397 0.007
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.528 0.007
C4H5NO 3-Methylisoxazole 1.427 0.007
C6H4Cl2 1,4-dichlorobenzene 1.394 0.007
CH2CCH2 allene 1.308 0.007
C5H8 Cyclobutane, methylene- 1.557 0.007
C6H5F Fluorobenzene 1.397 0.007
C6H5CH2CH3 Ethylbenzene 1.535 0.007
C6H10 cyclohexene 1.340 0.007
C6H8 Bicyclo[3.1.0]hex-2-ene 1.494 0.007
CH2CHCHO Acrolein 1.341 0.007
CH3CH2NH2 Ethylamine 1.531 0.007
C5H8 Cyclobutane, methylene- 1.331 0.007
C4H4N2 1,3-Diazine 1.393 0.007
C5H8 Ethenylcyclopropane 1.475 0.007
C6H6 Fulvene 1.355 0.007
C2H2ClF 1-chloro-1-fluoroethylene 1.327 0.007
C6H5OH phenol 1.398 0.008
CHOCHCHCH3 2-Butenal 1.345 0.008
CH2CHCHClCH3 1-Butene, 3-chloro- 1.522 0.008
C6H5CH3 toluene 1.395 0.008
C5H10 Cyclopropane, 1,1-dimethyl- 1.514 0.008
C3H4 cyclopropene 1.296 0.008
C12H8 biphenylene 1.372 0.008
C6H10 cyclohexene 1.530 0.008
C2H2+ acetylene cation 1.253 0.008
C6H5CH3 toluene 1.395 0.008
C2H2O2 Ethanedial 1.526 0.008
C3H3N acrylonitrile 1.339 0.008
C6H5F Fluorobenzene 1.395 0.008
C4H4O Furan 1.431 0.008
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.501 0.008
CH2CO Ketene 1.314 0.008
C6H12 Cyclohexane 1.530 0.008
C6H6 Trimethylenecycopropane 1.437 0.008
C5H6S Thiophene, 3-methyl- 1.370 0.009
C4H10O Ethoxy ethane 1.517 0.009
C6H6 Fulvene 1.476 0.009
CH2CHCHO Acrolein 1.468 0.009
CH3CH(NH2)COOH Alanine 1.544 0.009
H2CCCCH2 Butatriene 1.318 0.009
C5H10O 2H-Pyran, tetrahydro- 1.531 0.009
C5H6 Cyclopropylacetylene 1.211 0.009
C5H11N Piperidine 1.531 0.009
CH3CHCHCH3 2-Butene, (Z)- 1.346 0.009
C4H4O Furan 1.361 0.009
C4H6O Cyclobutanone 1.556 0.009
CH3CHO Acetaldehyde 1.501 0.009
C4H10O Propane, 2-methoxy- 1.528 0.009
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.507 0.009
C8H8 cyclooctatetraene 1.337 0.009
C6H5CH2CH3 Ethylbenzene 1.399 0.010
C6H8 Bicyclo[3.1.0]hex-2-ene 1.338 0.010
C2- carbon diatomic anion 1.268 0.010
C3H8 Propane 1.526 0.010
CH2ClCHCHCH3 2-Butene, 1-chloro- 1.496 0.010
C4H6 Cyclobutene 1.342 0.010
C4H4N2 Pyrazine 1.397 0.010
C5H8 Bicyclo[2.1.0]pentane 1.528 0.010
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.329 0.010
C6H10 cyclohexene 1.530 0.010
C3H2O3 vinylene carbonate 1.331 0.010
C4H6 Cyclobutene 1.566 0.011
C6H8 Bicyclo[3.1.0]hex-2-ene 1.529 0.011
C6H4Cl2 1,3-dichlorobenzene 1.392 0.011
CH3CH2OH Ethanol 1.512 0.011
C5H10 2-Pentene, (Z)- 1.338 0.011
C5H8O 2H-Pyran, 3,4-dihydro- 1.530 0.011
C5H8O 2H-Pyran, 3,4-dihydro- 1.338 0.011
C6H6 Benzvalene 1.503 0.011
C6H6 Benzvalene 1.339 0.011
CH3CCH propyne 1.207 0.011
CHCCH2CH3 1-Butyne 1.457 0.011
C3H6 Cyclopropane 1.501 0.011
C5H8 1,3-Butadiene, 2-methyl- 1.463 0.011
CH3CH2Cl Ethyl chloride 1.510 0.011
C10H8 naphthalene 1.410 0.011
C5H10S 2H-Thiopyran, tetrahydro- 1.528 0.012
C5H8 Ethenylcyclopropane 1.334 0.012
C5H10 2-Pentene, (E)- 1.334 0.012
C4H5NO Isoxazole, 5-methyl- 1.362 0.012
C8H8 cyclooctatetraene 1.470 0.012
C5H6 1,3-Cyclopentadiene 1.460 0.012
CH3CONH2 Acetamide 1.519 0.012
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.498 0.012
C3H4O Cyclopropanone 1.475 0.012
C5H10O 2-Butanone, 3-methyl- 1.534 0.012
C7H8 Norbornadiene 1.557 0.012
C3H3N acrylonitrile 1.426 0.012
C5H4O2 4-Cyclopentene-1,3-dione 1.341 0.012
C4H2O3 Maleic Anhydride 1.332 0.012
C6H5CCH phenylacetylene 1.208 0.012
CH3SCH2CH3 Ethane, (methylthio)- 1.530 0.013
C4H10O Ethanol, 1,1-dimethyl- 1.529 0.013
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.519 0.013
CH3CH2O Ethoxy radical 1.521 0.013
C4H5N Pyrrole 1.417 0.013
C4H9N Pyrrolidine 1.534 0.013
HCCF Fluoroacetylene 1.198 0.013
C4H8O2 1,3-Dioxane 1.528 0.013
C6H4Cl2 1,4-dichlorobenzene 1.388 0.013
HCCCN Cyanoacetylene 1.206 0.013
CH2CHCH2CH3 1-Butene 1.493 0.013
C3H5Cl3 Propane, 1,2,3-trichloro- 1.524 0.013
C5H5N Pyridine 1.390 0.013
CH3CHF2 Ethane, 1,1-difluoro- 1.498 0.013
HCCBr bromoacetylene 1.204 0.013
HCCCl Chloroacetylene 1.203 0.013
C2H2 Acetylene 1.203 0.013
C6H6 Fulvene 1.470 0.014
C2H5F fluoroethane 1.505 0.014
C2H3NO Nitrosoethylene 1.335 0.014
C5H8 1,3-Butadiene, 2-methyl- 1.340 0.014
C2H4O Ethylene oxide 1.459 0.014
C5H7N Cyclobutanecarbonitrile 1.551 0.014
C3H3NO Oxazole 1.353 0.014
C3H2N2 Malononitrile 1.459 0.014
C6H5F Fluorobenzene 1.383 0.014
CH3CH(CH3)CH3 Isobutane 1.525 0.014
C6H6 Trimethylenecycopropane 1.330 0.014
C6H5CH3 toluene 1.394 0.014
C5H8O 2H-Pyran, 3,4-dihydro- 1.516 0.014
C7H12 Norbornane 1.536 0.015
C5H6 1-Buten-3-yne, 2-methyl- 1.207 0.015
C5H8O Methyl cyclopropyl ketone 1.510 0.015
C3F6 hexafluoropropene 1.329 0.015
C6H4Cl2 1,3-dichlorobenzene 1.388 0.015
C10H8 naphthalene 1.370 0.015
CH3CHSHCH3 2-Propanethiol 1.520 0.015
CHClCCl2 Trichloroethylene 1.337 0.015
C6H8 (Z)-hexa-1,3,5-triene 1.337 0.015
C5H8 Cyclopentene 1.540 0.016
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.528 0.016
C5H6S Thiophene, 3-methyl- 1.423 0.016
C5H6 1-Buten-3-yne, 2-methyl- 1.501 0.016
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.324 0.016
CH2CCHCH3 1,2-Butadiene 1.301 0.016
C4H6O Cyclobutanone 1.527 0.016
C2F2 difluoroacetylene 1.187 0.016
CH2CHCH3 Propene 1.488 0.017
C4H4S Thiophene 1.423 0.017
C5H10 2-Pentene, (Z)- 1.490 0.017
SiC2 Silicon dicarbide 1.265 0.017
C6H5Cl chlorobenzene 1.386 0.017
C4H6 Methylenecyclopropane 1.332 0.017
C6H10 1-Butyne, 3,3-dimethyl- 1.209 0.017
C4H5N (E)-2-Butenenitrile 1.336 0.017
CH2CHCH2F Allyl Fluoride 1.480 0.017
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.330 0.017
CH2ClCCCl 1,3-dichloropropyne 1.201 0.017
C3H8O2 1,3-Propanediol 1.514 0.018
CH2CCl2 Ethene, 1,1-dichloro- 1.324 0.018
C2H5CN ethyl cyanide 1.526 0.018
C5H6 Cyclopropylacetylene 1.422 0.018
C6H8 Bicyclo[2.1.1]hex-2-ene 1.332 0.018
C5H6 1-Buten-3-yne, 2-methyl- 1.336 0.018
C4H10O Propane, 2-methoxy- 1.519 0.018
C6H10O cyclohexanone 1.503 0.018
C3H4O Methylketene 1.306 0.019
C3H4N2 1H-Pyrazole 1.374 0.019
C3H4N2 1H-Imidazole 1.364 0.019
C7H8 Norbornadiene 1.530 0.019
C4H2 Diacetylene 1.205 0.019
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.398 0.019
C2H4F2 1,2-difluoroethane 1.493 0.019
CH2CHOH ethenol 1.326 0.020
C4H4N2 Pyridazine 1.375 0.020
C6H5NH2 aniline 1.392 0.020
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.330 0.020
C4 Carbon tetramer 1.304 0.021
C5H6 1,3-Cyclopentadiene 1.340 0.021
C2H2O4 Oxalic Acid 1.544 0.021
C2 Carbon diatomic 1.243 0.021
CF3COOH trifluoroacetic acid 1.546 0.022
CH(CN)3 tricyanomethane 1.460 0.022
C10H8 naphthalene 1.420 0.022
F2CCCF2 tetrafluoroallene 1.282 0.022
C5H8 Bicyclo[2.1.0]pentane 1.507 0.023
C6H8 Bicyclo[3.1.0]hex-2-ene 1.482 0.024
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.522 0.024
C4H10O2 Ethane, 1,2-dimethoxy- 1.504 0.024
C6H5CN phenyl cyanide 1.388 0.025
CH3CH(NH2)COOH Alanine 1.509 0.025
CH2CHCHCH2 1,3-Butadiene 1.337 0.025
C6H5CCH phenylacetylene 1.388 0.027
C12H8 biphenylene 1.370 0.027
C4N2 2-Butynedinitrile 1.190 0.028
C6H5Br bromobenzene 1.375 0.028
C5H10 2-Pentene, (E)- 1.484 0.028
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.511 0.029
C3H4O Cyclopropanone 1.575 0.030
C3 carbon trimer 1.277 0.032
ClCOClCO Oxalyl chloride 1.534 0.032
C4H4N2O2 Uracil 1.430 0.032
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.317 0.033
C5H8O Cyclopentanone 1.504 0.035
C2F4 Tetrafluoroethylene 1.311 0.045
C2Cl4 Tetrachloroethylene 1.354 0.062
C2H Ethynyl radical 1.217 0.086
C4H6 1-Methylcyclopropene 1.300 0.212
C4H6 1-Methylcyclopropene 1.476 0.794
C4H8S Thiophene, tetrahydro- 1.532 1.787