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

BLYP/6-311G** 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
-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-0.429
Most positive difference C4H6 1-Methylcyclopropene0.802

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C4H10O Methyl propyl ether 1.530 -0.429
C4H6 1-Methylcyclopropene 1.515 -0.416
CH2ClCHCl2 1,1,2-trichloroethane 1.580 -0.054
CH3CHNOH Acetaldoxime 1.550 -0.046
C3H5 Allyl radical 1.428 -0.036
C5H10 2-Pentene, (E)- 1.576 -0.035
C2Cl2 dichloroacetylene 1.246 -0.035
C3H3NO Isoxazole 1.356 -0.034
C4H5N Cyclopropanecarbonitrile 1.472 -0.031
C5H6 Bicyclo[2.1.0]pent-2-ene 1.560 -0.027
CH3CCl3 Ethane, 1,1,1-trichloro- 1.550 -0.026
C5H6 1,3-Cyclopentadiene 1.540 -0.024
C5H8 Bicyclo[2.1.0]pentane 1.536 -0.021
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.354 -0.020
CH3CHCl2 Ethane, 1,1-dichloro- 1.540 -0.020
C6H5Br bromobenzene 1.420 -0.019
CH2CHCHCH2 1,3-Butadiene 1.476 -0.016
C5H6S Thiophene, 3-methyl- 1.530 -0.016
C6H5CN phenyl cyanide 1.451 -0.015
C4H2 Diacetylene 1.378 -0.014
C2N2 Cyanogen 1.389 -0.014
CH2CHCH3 Propene 1.353 -0.014
C5H8 Spiropentane 1.557 -0.014
CH2ClCCCl 1,3-dichloropropyne 1.456 -0.012
H2CCCCH2 Butatriene 1.283 -0.012
CH2CF2 Ethene, 1,1-difluoro- 1.340 -0.012
C3H5ClO Oxirane, (chloromethyl)- 1.523 -0.012
C5H6 1-Buten-3-yne, 2-methyl- 1.445 -0.012
C5H9N Pentanenitrile 1.478 -0.010
C5H10 2-Pentene, (Z)- 1.561 -0.010
C5H8O Cyclopentanone 1.557 -0.010
C2H3CCH 1-Buten-3-yne 1.434 -0.010
C4N2 2-Butynedinitrile 1.370 -0.009
C4H6O2 2,3-Butanedione 1.527 -0.009
C9H8 Indene 1.415 -0.009
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.514 -0.009
CF3CN Acetonitrile, trifluoro- 1.492 -0.009
C5H8 Cyclopentene 1.350 -0.008
C4H5NO Isoxazole, 5-methyl- 1.505 -0.008
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.531 -0.008
C4H6S Thiophene, 2,5-dihydro- 1.518 -0.008
C4H5NO 3-Methylisoxazole 1.514 -0.007
C3F6 hexafluoropropene 1.513 -0.007
C12H8 biphenylene 1.524 -0.007
C6H8 1,4-Cyclohexadiene 1.347 -0.006
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.481 -0.006
C5H4O2 4-Cyclopentene-1,3-dione 1.509 -0.006
C2HF3 Trifluoroethylene 1.341 -0.006
CH3CHCHCH3 2-Butene, (E)- 1.347 -0.006
CHCCH2CH3 1-Butyne 1.217 -0.005
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.469 -0.005
C4H5N Cyclopropanecarbonitrile 1.513 -0.005
CH3CHS Thioacetaldehyde 1.506 -0.005
C2H3 vinyl 1.316 -0.004
C4H6 Methylenecyclopropane 1.332 -0.004
CH3CHClCH2CH3 Butane, 2-chloro- 1.534 -0.004
C6H8 (Z)-hexa-1,3,5-triene 1.458 -0.004
C4H5N (E)-2-Butenenitrile 1.432 -0.004
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.533 -0.004
CH2CHCHClCH3 1-Butene, 3-chloro- 1.503 -0.004
C6H8 Bicyclo[3.1.0]hex-2-ene 1.530 -0.004
C6H4Cl2 1,3-dichlorobenzene 1.404 -0.003
CH3CCCH3 2-Butyne 1.468 -0.003
C2H4 Ethylene 1.339 -0.003
CH2CHCH2CH3 1-Butene 1.342 -0.003
CF2CCl2 difluorodichloroethylene 1.345 -0.002
C4H8O2 1,3-Dioxolane, 2-methyl- 1.522 -0.002
C4H6S Thiophene, 2,5-dihydro- 1.340 -0.002
C6H8 (Z)-hexa-1,3,5-triene 1.368 -0.002
CH2CCHCH3 1,2-Butadiene 1.314 -0.001
C2H6O2 1,2-Ethanediol 1.530 -0.001
C3H7N Cyclopropylamine 1.520 -0.001
CH3CHCHCH3 2-Butene, (Z)- 1.346 -0.001
C6H5Cl chlorobenzene 1.402 -0.001
C10H8 Azulene 1.407 -0.001
C6H5CH2CH3 Ethylbenzene 1.524 -0.000
C2H3Cl Ethene, chloro- 1.332 -0.000
CH3CCCH3 2-Butyne 1.214 -0.000
C2H3Br vinyl bromide 1.332 -0.000
C12H8 biphenylene 1.428 -0.000
C2Cl4 Tetrachloroethylene 1.354 -0.000
C10H8 Azulene 1.414 0.000
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.339 0.000
C3H8O2 Propylene glycol 1.540 0.000
C5H8 1,4-Pentadiene 1.339 0.000
C6H12 (E)-3-methylpent-2-ene 1.511 0.000
C2H3CCH 1-Buten-3-yne 1.215 0.000
C6H12 (E)-3-methylpent-2-ene 1.349 0.000
CH2CHOCHCH2 Vinyl ether 1.337 0.000
C6H12 (E)-3-methylpent-2-ene 1.551 0.000
C2H5CN ethyl cyanide 1.468 0.001
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 0.001
CH2CS Thioketene 1.314 0.001
CHOCHCHCH3 2-Butenal 1.501 0.001
C6F6 hexafluorobenzene 1.401 0.001
CH3COOH Acetic acid 1.517 0.001
C4H5N (E)-2-Butenenitrile 1.501 0.001
C4H5NO Isoxazole, 5-methyl- 1.427 0.001
C3H6O 2-Propen-1-ol 1.337 0.001
CH2CHF Ethene, fluoro- 1.329 0.001
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 0.001
C4H4N2 Succinonitrile 1.465 0.001
C2H5NO3 Nitric acid, ethyl ester 1.528 0.001
C6H5NO2 Nitrobenzene 1.399 0.001
C12H8 biphenylene 1.432 0.001
C5H5N Pyridine 1.400 0.002
C3H5ClO Oxirane, (chloromethyl)- 1.475 0.002
C6H5Br bromobenzene 1.401 0.002
C5H6 Bicyclo[2.1.0]pent-2-ene 1.530 0.002
CH2SHCH2SH 1,2-Ethanedithiol 1.530 0.002
CH3CHCHCH3 2-Butene, (E)- 1.508 0.002
C5H6 Cyclopropylacetylene 1.211 0.002
CH2CHCHClCH3 1-Butene, 3-chloro- 1.337 0.003
CH2CCH2 allene 1.308 0.003
CH3CH(CH3)ONO Isopropyl nitrite 1.534 0.003
CH3COCl Acetyl Chloride 1.506 0.003
C3H6O Propylene oxide 1.513 0.003
C5H8 Cyclopentene 1.518 0.003
C5H10 Cyclopropane, 1,1-dimethyl- 1.520 0.003
CH3CCH propyne 1.207 0.003
C6H10 1-Butyne, 3,3-dimethyl- 1.209 0.003
C6H8 Bicyclo[2.1.1]hex-2-ene 1.544 0.003
C4H5NO 3-Methylisoxazole 1.362 0.003
C5H6S Thiophene, 3-methyl- 1.370 0.004
CH3CCH propyne 1.460 0.004
C4H4N2 Succinonitrile 1.561 0.004
C6H5CN phenyl cyanide 1.396 0.004
CH2CHCHO Acrolein 1.341 0.004
CH2CHCH2F Allyl Fluoride 1.333 0.004
C3H4N2 1H-Pyrazole 1.417 0.004
C3H6O 2-Propen-1-ol 1.502 0.004
C6H6 Fulvene 1.349 0.004
C5H8 Cyclobutane, methylene- 1.331 0.004
C2H4S Thiirane 1.484 0.004
C2H2+ acetylene cation 1.253 0.004
C3H4 cyclopropene 1.296 0.004
C2H2ClF 1-chloro-1-fluoroethylene 1.327 0.004
CH2CO Ketene 1.314 0.004
C12H10 biphenyl 1.489 0.004
C6H5Cl chlorobenzene 1.399 0.004
CH3COF Acetyl fluoride 1.503 0.004
CHOCHCHCH3 2-Butenal 1.345 0.004
C6H8 1,4-Cyclohexadiene 1.511 0.005
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.508 0.005
C5H6 Propellane 1.596 0.005
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.518 0.005
C2H2 Acetylene 1.203 0.005
CH2CCHCH3 1,2-Butadiene 1.515 0.005
C2H3CCH 1-Buten-3-yne 1.344 0.005
C7H12 Norbornane 1.573 0.005
CH3CCl2CH3 Propane, 2,2-dichloro- 1.523 0.005
C3H3N acrylonitrile 1.426 0.005
CHClCCl2 Trichloroethylene 1.337 0.005
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.329 0.005
CH3CHCHCH3 2-Butene, (Z)- 1.506 0.005
C2F6 hexafluoroethane 1.560 0.005
C3H6S Thietane 1.549 0.005
CH2ClCH2CH3 Propane, 1-chloro- 1.525 0.005
C2H6 Ethane 1.536 0.005
C4H4S Thiophene 1.370 0.005
C4H5N Pyrrole 1.382 0.005
C5H10 Cyclopentane 1.546 0.005
CHOCHCHCH3 2-Butenal 1.470 0.006
CH3CN Acetonitrile 1.458 0.006
C4H4Se selenophene 1.433 0.006
C4H6 Cyclobutene 1.342 0.006
C6H6 Benzvalene 1.452 0.006
HCCF Fluoroacetylene 1.198 0.006
H2CCCCH2 Butatriene 1.318 0.006
C7H8 Norbornadiene 1.336 0.006
HCCCl Chloroacetylene 1.203 0.006
C2H5Br Ethyl bromide 1.518 0.006
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.530 0.006
C6H8 Bicyclo[3.1.0]hex-2-ene 1.494 0.006
C5H8 1,3-Butadiene, 2-methyl- 1.512 0.007
C6H5CN phenyl cyanide 1.397 0.007
C6H6 Benzene 1.397 0.007
C3H3N acrylonitrile 1.339 0.007
C5H8O 2H-Pyran, 3,4-dihydro- 1.510 0.007
CH3SCH2CH3 Ethane, (methylthio)- 1.530 0.007
C6H5F Fluorobenzene 1.397 0.007
CH3CH2SH ethanethiol 1.528 0.007
C4H4N2 Pyrazine 1.397 0.007
C6H6 Fulvene 1.355 0.007
C5H10 2-Pentene, (Z)- 1.338 0.007
C10H8 Azulene 1.398 0.007
C6H6 Fulvene 1.476 0.007
H2NCH2COOH Glycine 1.532 0.007
HCCBr bromoacetylene 1.204 0.007
CH3CHFCH3 2-Fluoropropane 1.521 0.007
CH3OC2H5 Ethane, methoxy- 1.521 0.008
CH3CHClCH3 Propane, 2-chloro- 1.522 0.008
C4H4O Furan 1.361 0.008
C5H8 Ethenylcyclopropane 1.475 0.008
C5H9N Pentanenitrile 1.536 0.008
C5H6 Cyclopropylacetylene 1.503 0.008
C6H5CH3 toluene 1.395 0.008
C10H8 naphthalene 1.420 0.008
C5H10 2-Pentene, (E)- 1.334 0.008
C5H8O 2H-Pyran, 3,4-dihydro- 1.338 0.008
C6H8 Bicyclo[3.1.0]hex-2-ene 1.338 0.008
C6H6 Benzvalene 1.339 0.008
C6H5CH3 toluene 1.395 0.008
C4H4N2 1,3-Diazine 1.393 0.008
C5H8 1,4-Pentadiene 1.511 0.008
C5H6 1-Buten-3-yne, 2-methyl- 1.207 0.008
C6H5F Fluorobenzene 1.395 0.008
C5H10O 2-Butanone, 3-methyl- 1.525 0.008
CHCCH2CH3 1-Butyne 1.544 0.008
C6H4Cl2 1,4-dichlorobenzene 1.394 0.008
C6H5CH3 toluene 1.513 0.008
C3H2O3 vinylene carbonate 1.331 0.008
C10H8 Azulene 1.405 0.008
C3H7SH 1-Propanethiol 1.536 0.008
C5H8 Ethenylcyclopropane 1.334 0.008
C6H4Cl2 1,3-dichlorobenzene 1.392 0.009
C3H4O Cyclopropanone 1.475 0.009
SiC2 Silicon dicarbide 1.265 0.009
C5H6 Propellane 1.525 0.009
C3H6O Propylene oxide 1.471 0.009
C4H4N2 Pyridazine 1.396 0.009
C6H5OH phenol 1.398 0.009
C2H2N2O Furazan 1.421 0.009
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.528 0.009
C12H8 biphenylene 1.372 0.009
C6H8 Bicyclo[3.1.0]hex-2-ene 1.522 0.009
CH2ClCHO chloroacetaldehyde 1.521 0.010
C5H6 Cyclopropylacetylene 1.527 0.010
CH2CHCHClCH3 1-Butene, 3-chloro- 1.522 0.010
CH2CCl2 Ethene, 1,1-dichloro- 1.324 0.010
C(CN)4 tetracyanomethane 1.484 0.010
C7H12 Norbornane 1.546 0.010
C5H8 1,3-Butadiene, 2-methyl- 1.463 0.010
C3H7SH 1-Propanethiol 1.529 0.010
CHCCH2CH3 1-Butyne 1.457 0.010
C2H3NO Nitrosoethylene 1.335 0.010
C5H8 Cyclobutane, methylene- 1.524 0.010
C4H8O2 Ethyl acetate 1.515 0.010
C2F2 difluoroacetylene 1.187 0.010
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.507 0.010
C6H5CH2CH3 Ethylbenzene 1.399 0.010
C4H2O3 Maleic Anhydride 1.332 0.011
C4H5NO 3-Methylisoxazole 1.427 0.011
CH3CSNH2 Ethanethioamide 1.512 0.011
C6H14 Hexane 1.533 0.011
C3H5Cl3 Propane, 1,2,3-trichloro- 1.524 0.011
C5H8 1,2-Butadiene, 3-methyl- 1.514 0.011
C4H4O Furan 1.431 0.011
C2H8N2 Ethylenediamine 1.545 0.011
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.324 0.011
C4H5NO Isoxazole, 5-methyl- 1.362 0.011
C5H12O Butane, 1-methoxy- 1.532 0.011
C7H16 heptane 1.534 0.011
CH2CHCHCH2 1,3-Butadiene 1.337 0.011
C4H4S Thiophene 1.423 0.011
C5H4O2 4-Cyclopentene-1,3-dione 1.341 0.012
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.519 0.012
C5H8 Ethenylcyclopropane 1.522 0.012
C4H8 cyclobutane 1.555 0.012
C4H10O Ethoxy ethane 1.517 0.012
CH2CCHCH3 1,2-Butadiene 1.301 0.012
CH2ClCCCl 1,3-dichloropropyne 1.201 0.012
C4H6 Cyclobutene 1.517 0.012
C5H8 Spiropentane 1.482 0.012
CH3COCH3 Acetone 1.520 0.012
C6H8 Bicyclo[3.1.0]hex-2-ene 1.529 0.012
C6H6 Fulvene 1.470 0.012
C4H6 Bicyclo[1.1.0]butane 1.498 0.012
C4H6 Bicyclo[1.1.0]butane 1.497 0.013
C10H8 naphthalene 1.410 0.013
C6H4Cl2 1,4-dichlorobenzene 1.388 0.013
C5H8 1,3-Butadiene, 2-methyl- 1.340 0.013
C6H6 Trimethylenecycopropane 1.437 0.013
C3H4 cyclopropene 1.509 0.013
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.330 0.013
C3H4O Cyclopropanone 1.575 0.013
C4H2 Diacetylene 1.205 0.013
C4H6 Methylenecyclopropane 1.542 0.013
C6H6 Trimethylenecycopropane 1.330 0.013
C3H3NO Oxazole 1.353 0.013
C3F6 hexafluoropropene 1.329 0.013
CH3CH2CHO Propanal 1.509 0.013
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.501 0.014
C4H8O2 Ethyl acetate 1.508 0.014
CH3CH2CHO Propanal 1.523 0.014
C5H5N Pyridine 1.390 0.014
C8H8 cubane 1.571 0.014
C4H8O2 1,3-Dioxane 1.528 0.014
C5H8 Bicyclo[1.1.1]pentane 1.557 0.014
C5H12 Pentane 1.531 0.014
C5H8 Bicyclo[2.1.0]pentane 1.565 0.014
CH3CH2CH2CH3 Butane 1.531 0.014
C3H2N2 Malononitrile 1.459 0.014
C6H5F Fluorobenzene 1.383 0.014
CH2CHCH2CH3 1-Butene 1.536 0.014
C2H2O4 Oxalic Acid 1.544 0.014
C2H5N Aziridine 1.481 0.014
C6H6 Benzvalene 1.529 0.014
C4H5N (E)-2-Butenenitrile 1.336 0.014
C6H4Cl2 1,3-dichlorobenzene 1.388 0.014
C6H8 Bicyclo[2.1.1]hex-2-ene 1.332 0.014
C6H8 (Z)-hexa-1,3,5-triene 1.337 0.015
C5H10 Cyclopropane, 1,1-dimethyl- 1.514 0.015
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.330 0.015
C4H5N Pyrrole 1.417 0.015
C10H8 naphthalene 1.370 0.015
C5H12 Propane, 2,2-dimethyl- 1.537 0.015
CH2CHCHO Acrolein 1.468 0.015
C10H16 adamantane 1.540 0.015
C6H5CH3 toluene 1.394 0.015
CF3COOH trifluoroacetic acid 1.546 0.015
C2H2O2 Ethanedial 1.526 0.015
C4H10O Propane, 2-methoxy- 1.528 0.015
CH3CH2NH2 Ethylamine 1.531 0.015
CH2CHOH ethenol 1.326 0.015
C5H6 1,3-Cyclopentadiene 1.460 0.016
CH3CH2Cl Ethyl chloride 1.510 0.016
C6H6 Benzvalene 1.503 0.016
C3H4N2 1H-Pyrazole 1.374 0.016
C5H6 1-Buten-3-yne, 2-methyl- 1.336 0.016
C4H6O Cyclobutanone 1.556 0.016
C6H5CH2CH3 Ethylbenzene 1.535 0.016
CH3CONH2 Acetamide 1.519 0.016
CH3CH2OH Ethanol 1.512 0.016
C5H8 Cyclobutane, methylene- 1.557 0.016
C4H4N2 Pyridazine 1.375 0.017
C7H8 Norbornadiene 1.557 0.017
C3H8 Propane 1.526 0.017
CH3CHF2 Ethane, 1,1-difluoro- 1.498 0.017
C5H10O 2H-Pyran, tetrahydro- 1.531 0.017
C5H11N Piperidine 1.531 0.017
C5H6 1,3-Cyclopentadiene 1.340 0.017
CH2CHCH2F Allyl Fluoride 1.488 0.017
C6H5Cl chlorobenzene 1.386 0.017
C4 Carbon tetramer 1.304 0.017
CH3CHO Acetaldehyde 1.501 0.017
C5H8 Bicyclo[2.1.0]pentane 1.528 0.017
C3H4N2 1H-Imidazole 1.364 0.017
C2 Carbon diatomic 1.243 0.018
C6H8 Bicyclo[3.1.0]hex-2-ene 1.521 0.018
C6H12 Cyclohexane 1.530 0.018
C5H6S Thiophene, 3-methyl- 1.423 0.018
C5H6 Cyclopropylacetylene 1.422 0.018
CH3CH2O Ethoxy radical 1.521 0.019
CH3CH(NH2)COOH Alanine 1.544 0.019
C2H5F fluoroethane 1.505 0.019
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.398 0.019
C5H8O 2H-Pyran, 3,4-dihydro- 1.530 0.019
C5H8O Methyl cyclopropyl ketone 1.510 0.019
C3H6 Cyclopropane 1.501 0.019
C3H8O2 1,3-Propanediol 1.514 0.019
CH2CHCH2CH3 1-Butene 1.493 0.019
CH3CF3 Ethane, 1,1,1-trifluoro- 1.494 0.019
CH3CHSHCH3 2-Propanethiol 1.520 0.019
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.317 0.020
C4H6 Methylenecyclopropane 1.457 0.020
C2H4O Ethylene oxide 1.459 0.020
C5H10O 2-Butanone, 3-methyl- 1.534 0.020
C4H9N Pyrrolidine 1.534 0.020
C5H10S 2H-Thiopyran, tetrahydro- 1.528 0.020
C5H8O 2H-Pyran, 3,4-dihydro- 1.516 0.020
C4H6 Cyclobutene 1.566 0.021
F2CCCF2 tetrafluoroallene 1.282 0.021
CH3CH(CH3)CH3 Isobutane 1.525 0.021
C10H8 Azulene 1.377 0.021
C5H10 2-Pentene, (Z)- 1.490 0.022
CH2CHCH3 Propene 1.488 0.022
C6H5NH2 aniline 1.392 0.022
C5H6 1-Buten-3-yne, 2-methyl- 1.501 0.023
C2H4F2 1,2-difluoroethane 1.493 0.023
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.528 0.023
C3F8 perfluoropropane 1.546 0.023
CH(CN)3 tricyanomethane 1.460 0.024
C7H12 Norbornane 1.536 0.024
C4H10O Propane, 2-methoxy- 1.519 0.024
C2F4 Tetrafluoroethylene 1.311 0.024
C2H5CN ethyl cyanide 1.526 0.025
C5H8 Cyclopentene 1.540 0.025
C7H8 Norbornadiene 1.530 0.025
C10H8 naphthalene 1.420 0.026
C4H10O2 Ethane, 1,2-dimethoxy- 1.504 0.026
C3 carbon trimer 1.277 0.026
C6H5CN phenyl cyanide 1.388 0.027
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.511 0.027
C4H6O Cyclobutanone 1.527 0.027
C5H7N Cyclobutanecarbonitrile 1.551 0.027
C10H8 Azulene 1.484 0.028
C12H8 biphenylene 1.370 0.028
C6H5Br bromobenzene 1.375 0.029
C3O2 Carbon suboxide 1.251 0.029
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.498 0.030
HOCH2COOH Hydroxyacetic acid 1.495 0.031
CH3CH(NH2)COOH Alanine 1.509 0.031
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.522 0.032
C5H10 2-Pentene, (E)- 1.484 0.032
C4N2 2-Butynedinitrile 1.190 0.035
C6H8 Bicyclo[3.1.0]hex-2-ene 1.482 0.036
ClCOClCO Oxalyl chloride 1.534 0.040
C5H8 Bicyclo[2.1.0]pentane 1.507 0.041
C5H8O Cyclopentanone 1.504 0.044
C4H6O2 2,3-Butanedione 1.507 0.064
C4H6 1-Methylcyclopropene 1.300 0.223
C4H6 1-Methylcyclopropene 1.476 0.802