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

B1B95/aug-cc-pVDZ 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-0.433
Most positive difference C4H6 1-Methylcyclopropene0.782

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C4H10O Methyl propyl ether 1.530 -0.433
C4H6 1-Methylcyclopropene 1.515 -0.419
CH2ClCHCl2 1,1,2-trichloroethane 1.580 -0.068
CH3CHNOH Acetaldoxime 1.550 -0.064
C5H10 2-Pentene, (E)- 1.576 -0.058
C3H3NO Isoxazole 1.356 -0.049
C5H6 Bicyclo[2.1.0]pent-2-ene 1.560 -0.049
C5H6 1,3-Cyclopentadiene 1.540 -0.046
C3H5 Allyl radical 1.428 -0.045
CH3CCl3 Ethane, 1,1,1-trichloro- 1.550 -0.043
C5H8 Bicyclo[2.1.0]pentane 1.536 -0.040
C2Cl2 dichloroacetylene 1.246 -0.038
C4H5N Cyclopropanecarbonitrile 1.472 -0.036
CH3CHCl2 Ethane, 1,1-dichloro- 1.540 -0.036
C5H8 Spiropentane 1.557 -0.035
C5H10 2-Pentene, (Z)- 1.561 -0.035
C5H6S Thiophene, 3-methyl- 1.530 -0.034
C4H6O2 2,3-Butanedione 1.527 -0.033
C5H8O Cyclopentanone 1.557 -0.032
C6H5Br bromobenzene 1.420 -0.030
C5H6 Propellane 1.596 -0.029
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.354 -0.027
C3H5ClO Oxirane, (chloromethyl)- 1.523 -0.026
C4H5NO 3-Methylisoxazole 1.514 -0.026
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.514 -0.025
C6H8 Bicyclo[3.1.0]hex-2-ene 1.530 -0.025
C4H4N2 Succinonitrile 1.561 -0.025
C4H5NO Isoxazole, 5-methyl- 1.505 -0.025
C6H12 (E)-3-methylpent-2-ene 1.551 -0.024
C4H6S Thiophene, 2,5-dihydro- 1.518 -0.024
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.531 -0.023
C6H10O cyclohexanone 1.545 -0.023
CH3CHClCH2CH3 Butane, 2-chloro- 1.534 -0.023
C3H8O2 Propylene glycol 1.540 -0.022
CH3COOH Acetic acid 1.517 -0.022
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.533 -0.022
C5H4O2 4-Cyclopentene-1,3-dione 1.509 -0.022
C4H5N Cyclopropanecarbonitrile 1.513 -0.022
C4H8O2 1,3-Dioxolane, 2-methyl- 1.522 -0.022
C12H8 biphenylene 1.524 -0.022
C3H7N Cyclopropylamine 1.520 -0.022
CH2CF2 Ethene, 1,1-difluoro- 1.340 -0.022
CH3CHS Thioacetaldehyde 1.506 -0.021
CH2CHCH3 Propene 1.353 -0.021
CH3CH(CH3)ONO Isopropyl nitrite 1.534 -0.021
C3F6 hexafluoropropene 1.513 -0.020
C6H5CCH phenylacetylene 1.448 -0.020
C2H6O2 1,2-Ethanediol 1.530 -0.020
C5H9N Pentanenitrile 1.478 -0.020
H2NCH2COOH Glycine 1.532 -0.020
C6H5CH2CH3 Ethylbenzene 1.524 -0.019
C6H8 Bicyclo[2.1.1]hex-2-ene 1.544 -0.019
C5H6 Bicyclo[2.1.0]pent-2-ene 1.530 -0.018
C5H10O 2-Butanone, 3-methyl- 1.525 -0.018
C5H10 Cyclopropane, 1,1-dimethyl- 1.520 -0.018
C2F6 hexafluoroethane 1.560 -0.018
C6H12 (E)-3-methylpent-2-ene 1.511 -0.018
C5H10 Cyclopentane 1.546 -0.018
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.518 -0.017
C3H6S Thietane 1.549 -0.017
CHCCH2CH3 1-Butyne 1.544 -0.017
CH3COF Acetyl fluoride 1.503 -0.017
C2H8N2 Ethylenediamine 1.545 -0.017
C2H6 Ethane 1.536 -0.016
C3H6O Propylene oxide 1.513 -0.016
C5H8 Cyclopentene 1.350 -0.016
C5H8 Cyclopentene 1.518 -0.016
C4H5N (E)-2-Butenenitrile 1.501 -0.016
CHOCHCHCH3 2-Butenal 1.501 -0.016
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.481 -0.015
CH2CCHCH3 1,2-Butadiene 1.515 -0.015
CH2SHCH2SH 1,2-Ethanedithiol 1.530 -0.015
CH3CHCHCH3 2-Butene, (E)- 1.508 -0.015
CF2CCl2 difluorodichloroethylene 1.345 -0.015
CH3COCl Acetyl Chloride 1.506 -0.015
C6H8 1,4-Cyclohexadiene 1.511 -0.015
C5H9N Pentanenitrile 1.536 -0.015
C5H6 Cyclopropylacetylene 1.527 -0.015
C12H8 biphenylene 1.432 -0.015
C6H4Cl2 1,3-dichlorobenzene 1.404 -0.015
C3H7SH 1-Propanethiol 1.536 -0.015
C3H4O Methylketene 1.518 -0.015
C5H6 1-Buten-3-yne, 2-methyl- 1.445 -0.015
C6H8 1,4-Cyclohexadiene 1.347 -0.014
C3H5ClO Oxirane, (chloromethyl)- 1.475 -0.014
C5H8 1,3-Butadiene, 2-methyl- 1.512 -0.014
C12H8 biphenylene 1.428 -0.014
C5H6 Propellane 1.525 -0.014
CH3CHCHCH3 2-Butene, (E)- 1.347 -0.014
C4H8 cyclobutane 1.555 -0.014
CH3COCH3 Acetone 1.520 -0.013
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.530 -0.013
C6F6 hexafluorobenzene 1.401 -0.013
C10H8 Azulene 1.407 -0.013
CF3CN Acetonitrile, trifluoro- 1.492 -0.013
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.508 -0.013
CH3CH2SH ethanethiol 1.528 -0.013
C7H16 heptane 1.534 -0.013
CH3OC2H5 Ethane, methoxy- 1.521 -0.013
C6H5Cl chlorobenzene 1.402 -0.013
C6H14 Hexane 1.533 -0.013
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.469 -0.013
C8H8 cubane 1.571 -0.013
C6H8 Bicyclo[3.1.0]hex-2-ene 1.522 -0.013
C10H8 Azulene 1.414 -0.013
C3H4O Cyclopropanone 1.575 -0.013
CH3CHFCH3 2-Fluoropropane 1.521 -0.013
CH3CHCHCH3 2-Butene, (Z)- 1.506 -0.012
CH3CCl2CH3 Propane, 2,2-dichloro- 1.523 -0.012
C5H8 Ethenylcyclopropane 1.522 -0.012
CH2ClCH2CH3 Propane, 1-chloro- 1.525 -0.012
C5H8 Cyclobutane, methylene- 1.524 -0.012
C5H8 Bicyclo[2.1.0]pentane 1.565 -0.012
CH3CCCH3 2-Butyne 1.468 -0.012
C5H12O Butane, 1-methoxy- 1.532 -0.012
C4H6 Bicyclo[1.1.0]butane 1.497 -0.011
C2Cl4 Tetrachloroethylene 1.354 -0.011
C5H8O 2H-Pyran, 3,4-dihydro- 1.510 -0.011
CH3CSNH2 Ethanethioamide 1.512 -0.011
C5H8 Bicyclo[1.1.1]pentane 1.557 -0.011
C2H3CCH 1-Buten-3-yne 1.434 -0.011
C6H10O cyclohexanone 1.542 -0.011
C3H6O 2-Propen-1-ol 1.502 -0.011
C6H5NO2 Nitrobenzene 1.399 -0.011
C10H16 adamantane 1.540 -0.011
C6H10 cyclohexene 1.510 -0.011
CH2ClCCCl 1,3-dichloropropyne 1.456 -0.011
CH3CONH2 Acetamide 1.519 -0.011
C5H8 1,2-Butadiene, 3-methyl- 1.514 -0.011
C5H5N Pyridine 1.400 -0.011
C6H8 Bicyclo[3.1.0]hex-2-ene 1.529 -0.011
C2H5Br Ethyl bromide 1.518 -0.011
C4H6 Methylenecyclopropane 1.332 -0.010
CH3CHClCH3 Propane, 2-chloro- 1.522 -0.010
C5H8 1,4-Pentadiene 1.511 -0.010
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.528 -0.010
C3H4O Cyclopropanone 1.475 -0.010
C6H5CH3 toluene 1.513 -0.010
C4H6 Methylenecyclopropane 1.542 -0.010
C4H8O2 Ethyl acetate 1.508 -0.010
CH2CHCH2CH3 1-Butene 1.342 -0.010
CH2CHCH2CH3 1-Butene 1.536 -0.010
C2H2O4 Oxalic Acid 1.544 -0.010
C4H5NO Isoxazole, 5-methyl- 1.427 -0.010
C6H6 Benzvalene 1.529 -0.010
C6H8 Bicyclo[3.1.0]hex-2-ene 1.494 -0.010
C3H7SH 1-Propanethiol 1.529 -0.010
C4H8O2 1,3-Dioxane 1.528 -0.010
H2CCCCH2 Butatriene 1.283 -0.010
C5H12 Propane, 2,2-dimethyl- 1.537 -0.010
CH3CH2CHO Propanal 1.509 -0.010
C7H8 Norbornadiene 1.557 -0.010
C5H12 Pentane 1.531 -0.010
C5H6 Cyclopropylacetylene 1.503 -0.010
CH3CHCHCH3 2-Butene, (Z)- 1.346 -0.010
C6H12 (E)-3-methylpent-2-ene 1.349 -0.009
CH3CH2CH2CH3 Butane 1.531 -0.009
C2H4 Ethylene 1.339 -0.009
CH3CH(NH2)COOH Alanine 1.544 -0.009
C4H8O2 Ethyl acetate 1.515 -0.009
CH3CH2NH2 Ethylamine 1.531 -0.009
C4H6S Thiophene, 2,5-dihydro- 1.340 -0.009
C5H8 Cyclobutane, methylene- 1.557 -0.009
C2H5CN ethyl cyanide 1.468 -0.009
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 -0.009
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.507 -0.009
C6H5Br bromobenzene 1.401 -0.009
C4H10O Ethoxy ethane 1.517 -0.009
C3H4N2 1H-Pyrazole 1.417 -0.009
CH2CHOCHCH2 Vinyl ether 1.337 -0.008
CH3CH2CHO Propanal 1.523 -0.008
C4H2 Diacetylene 1.378 -0.008
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 -0.008
C2H2O2 Ethanedial 1.526 -0.008
C4H6 Cyclobutene 1.517 -0.008
C4H6 Cyclobutene 1.566 -0.008
C4H6O Cyclobutanone 1.556 -0.008
C6H5Cl chlorobenzene 1.399 -0.008
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.339 -0.008
C6H5CH2CH3 Ethylbenzene 1.535 -0.008
C5H8 1,4-Pentadiene 1.339 -0.008
C2N2 Cyanogen 1.389 -0.008
C4H10O Propane, 2-methoxy- 1.528 -0.007
C4H4N2 Succinonitrile 1.465 -0.007
C4H5NO 3-Methylisoxazole 1.362 -0.007
C2H3 vinyl 1.316 -0.007
C5H10O 2H-Pyran, tetrahydro- 1.531 -0.007
C6H5CCH phenylacetylene 1.396 -0.007
C3H6O Propylene oxide 1.471 -0.007
CH2CHF Ethene, fluoro- 1.329 -0.007
CHOCHCHCH3 2-Butenal 1.470 -0.007
C5H11N Piperidine 1.531 -0.007
C6H10 cyclohexene 1.530 -0.007
CHCCH2CH3 1-Butyne 1.217 -0.007
C2H3Br vinyl bromide 1.332 -0.007
C3H6O 2-Propen-1-ol 1.337 -0.007
C2H3Cl Ethene, chloro- 1.332 -0.007
C4H4Se selenophene 1.433 -0.007
C4H5N Pyrrole 1.382 -0.006
C6H5CCH phenylacetylene 1.398 -0.006
C2H4S Thiirane 1.484 -0.006
C5H8O Methyl cyclopropyl ketone 1.510 -0.006
C5H10 Cyclopropane, 1,1-dimethyl- 1.514 -0.006
C5H6S Thiophene, 3-methyl- 1.370 -0.006
C4H5N (E)-2-Butenenitrile 1.432 -0.006
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.501 -0.006
C2H3CCH 1-Buten-3-yne 1.344 -0.006
CH3CH2O Ethoxy radical 1.521 -0.006
C6H12 Cyclohexane 1.530 -0.006
C6H10 cyclohexene 1.530 -0.006
CH3CCH propyne 1.460 -0.006
CH3CHO Acetaldehyde 1.501 -0.006
CH2CCHCH3 1,2-Butadiene 1.314 -0.006
CHOCHCHCH3 2-Butenal 1.345 -0.005
C6H5F Fluorobenzene 1.397 -0.005
C3H4 cyclopropene 1.509 -0.005
C5H8O 2H-Pyran, 3,4-dihydro- 1.530 -0.005
C3H8 Propane 1.526 -0.005
C5H8 Spiropentane 1.482 -0.005
CH2CHCHO Acrolein 1.341 -0.005
C6H8 Bicyclo[3.1.0]hex-2-ene 1.521 -0.005
C6H6 Benzene 1.397 -0.005
C6H10 cyclohexene 1.340 -0.005
C4H6 Bicyclo[1.1.0]butane 1.498 -0.005
C2H2N2O Furazan 1.421 -0.005
C5H8 Ethenylcyclopropane 1.475 -0.005
C6H5OH phenol 1.398 -0.005
C5H8 Bicyclo[2.1.0]pentane 1.528 -0.005
C4H4N2 1,3-Diazine 1.393 -0.004
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.519 -0.004
C2H2ClF 1-chloro-1-fluoroethylene 1.327 -0.004
CH3CN Acetonitrile 1.458 -0.004
C5H10S 2H-Thiopyran, tetrahydro- 1.528 -0.004
C10H8 Azulene 1.405 -0.004
C6H5CH3 toluene 1.395 -0.004
C6H6 Benzvalene 1.452 -0.004
C5H10O 2-Butanone, 3-methyl- 1.534 -0.004
C4H4N2 Pyrazine 1.397 -0.004
C4H4S Thiophene 1.370 -0.004
C6H4Cl2 1,4-dichlorobenzene 1.394 -0.004
C(CN)4 tetracyanomethane 1.484 -0.004
C10H8 Azulene 1.398 -0.004
CH2CS Thioketene 1.314 -0.004
C3H3N acrylonitrile 1.339 -0.004
CH3CH2OH Ethanol 1.512 -0.004
CH2CHCH2F Allyl Fluoride 1.333 -0.004
C4H9N Pyrrolidine 1.534 -0.004
CHClCCl2 Trichloroethylene 1.337 -0.003
C8H8 cyclooctatetraene 1.470 -0.003
C6H5F Fluorobenzene 1.395 -0.003
C4H4O Furan 1.361 -0.003
C6H5CH2CH3 Ethylbenzene 1.399 -0.003
C4H4N2 Pyridazine 1.396 -0.003
C2H5N Aziridine 1.481 -0.003
C5H8 Cyclobutane, methylene- 1.331 -0.003
C10H8 naphthalene 1.420 -0.003
C4H6O Cyclobutanone 1.527 -0.003
C6H4Cl2 1,3-dichlorobenzene 1.392 -0.003
C4H5NO 3-Methylisoxazole 1.427 -0.002
C2H3CCH 1-Buten-3-yne 1.215 -0.002
C4H6 Cyclobutene 1.342 -0.002
CH3CCCH3 2-Butyne 1.214 -0.002
CH3CH2Cl Ethyl chloride 1.510 -0.002
C3H2O3 vinylene carbonate 1.331 -0.002
C6H6 Benzvalene 1.339 -0.002
C5H8 Cyclopentene 1.540 -0.002
CH3CH(CH3)CH3 Isobutane 1.525 -0.002
C12H8 biphenylene 1.372 -0.002
C6H6 Benzvalene 1.503 -0.002
CH3CHF2 Ethane, 1,1-difluoro- 1.498 -0.001
C6H5CH3 toluene 1.395 -0.001
C5H10 2-Pentene, (Z)- 1.338 -0.001
C4H4O Furan 1.431 -0.001
C5H8O 2H-Pyran, 3,4-dihydro- 1.338 -0.001
CH3CHSHCH3 2-Propanethiol 1.520 -0.001
C4H4S Thiophene 1.423 -0.001
C2H5F fluoroethane 1.505 -0.001
C5H8O 2H-Pyran, 3,4-dihydro- 1.516 -0.001
C4N2 2-Butynedinitrile 1.370 -0.001
C6H8 Bicyclo[3.1.0]hex-2-ene 1.338 -0.001
H2CCCCH2 Butatriene 1.318 -0.001
C7H8 Norbornadiene 1.336 -0.001
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.528 -0.001
C3H3NO Oxazole 1.353 -0.001
CH2CCH2 allene 1.308 -0.001
C4H5NO Isoxazole, 5-methyl- 1.362 -0.001
C3H5Cl3 Propane, 1,2,3-trichloro- 1.524 -0.001
C5H10 2-Pentene, (E)- 1.334 -0.000
C2H3NO Nitrosoethylene 1.335 -0.000
C5H8 1,3-Butadiene, 2-methyl- 1.463 -0.000
C3F6 hexafluoropropene 1.329 -0.000
C5H8 Ethenylcyclopropane 1.334 -0.000
C3H6 Cyclopropane 1.501 -0.000
CH2CHCH2F Allyl Fluoride 1.488 -0.000
C3H4 cyclopropene 1.296 0.000
C5H6 Cyclopropylacetylene 1.211 0.000
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.498 0.000
CH2CO Ketene 1.314 0.000
C2H5CN ethyl cyanide 1.526 0.001
C4H2O3 Maleic Anhydride 1.332 0.001
C5H6 1-Buten-3-yne, 2-methyl- 1.501 0.001
CH3CF3 Ethane, 1,1,1-trifluoro- 1.494 0.001
C2H2+ acetylene cation 1.253 0.001
CHCCH2CH3 1-Butyne 1.457 0.001
C6H4Cl2 1,4-dichlorobenzene 1.388 0.001
CH2CHCHO Acrolein 1.468 0.001
C5H6 1,3-Cyclopentadiene 1.460 0.001
C6H5F Fluorobenzene 1.383 0.001
C4H10O Propane, 2-methoxy- 1.519 0.002
CH2CHCH2CH3 1-Butene 1.493 0.002
C5H8 1,3-Butadiene, 2-methyl- 1.340 0.002
C4H5N Pyrrole 1.417 0.002
C8H8 cyclooctatetraene 1.337 0.002
C5H5N Pyridine 1.390 0.002
C6H4Cl2 1,3-dichlorobenzene 1.388 0.002
CH3CCH propyne 1.207 0.002
C5H4O2 4-Cyclopentene-1,3-dione 1.341 0.002
C3H2N2 Malononitrile 1.459 0.002
CH2CCl2 Ethene, 1,1-dichloro- 1.324 0.002
C7H8 Norbornadiene 1.530 0.003
C3H3N acrylonitrile 1.426 0.003
C4H5N (E)-2-Butenenitrile 1.336 0.003
C10H8 naphthalene 1.370 0.003
C10H8 Azulene 1.484 0.003
C3F8 perfluoropropane 1.546 0.003
HCCF Fluoroacetylene 1.198 0.003
C2H4O Ethylene oxide 1.459 0.003
C6H5CCH phenylacetylene 1.208 0.003
C6H6 Trimethylenecycopropane 1.330 0.004
C10H8 naphthalene 1.410 0.004
C5H10 2-Pentene, (Z)- 1.490 0.004
C3H4N2 1H-Pyrazole 1.374 0.004
HCCCl Chloroacetylene 1.203 0.004
C2H2 Acetylene 1.203 0.004
CH2CHCH3 Propene 1.488 0.004
C6H6 Trimethylenecycopropane 1.437 0.004
C5H6 1-Buten-3-yne, 2-methyl- 1.336 0.005
C4H4N2 Pyridazine 1.375 0.005
C6H5CH3 toluene 1.394 0.005
HCCBr bromoacetylene 1.204 0.005
C5H6S Thiophene, 3-methyl- 1.423 0.005
C6H8 Bicyclo[2.1.1]hex-2-ene 1.332 0.005
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.330 0.005
C6H5Cl chlorobenzene 1.386 0.005
C5H6 1-Buten-3-yne, 2-methyl- 1.207 0.005
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.330 0.005
C2H4F2 1,2-difluoroethane 1.493 0.006
C4H6 Methylenecyclopropane 1.457 0.006
C2F2 difluoroacetylene 1.187 0.006
C3H4N2 1H-Imidazole 1.364 0.006
C4H10O2 Ethane, 1,2-dimethoxy- 1.504 0.006
C10H8 naphthalene 1.420 0.007
C6H10O cyclohexanone 1.503 0.007
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.522 0.007
HOCH2COOH Hydroxyacetic acid 1.495 0.007
CH2CCHCH3 1,2-Butadiene 1.301 0.007
C6H5NH2 aniline 1.392 0.008
C5H6 1,3-Cyclopentadiene 1.340 0.008
CH2ClCCCl 1,3-dichloropropyne 1.201 0.008
C3H4O Methylketene 1.306 0.008
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.511 0.008
C4H2 Diacetylene 1.205 0.009
SiC2 Silicon dicarbide 1.265 0.010
CH(CN)3 tricyanomethane 1.460 0.010
C2F4 Tetrafluoroethylene 1.311 0.011
CH3CH(NH2)COOH Alanine 1.509 0.011
C4 Carbon tetramer 1.304 0.011
C10H8 Azulene 1.377 0.011
ClCOClCO Oxalyl chloride 1.534 0.012
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.317 0.012
C5H6 Cyclopropylacetylene 1.422 0.013
C6H5CCH phenylacetylene 1.388 0.013
C5H10 2-Pentene, (E)- 1.484 0.014
F2CCCF2 tetrafluoroallene 1.282 0.015
C5H8O Cyclopentanone 1.504 0.015
C2 Carbon diatomic 1.243 0.016
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.398 0.016
C12H8 biphenylene 1.370 0.016
C6H8 Bicyclo[3.1.0]hex-2-ene 1.482 0.017
C5H8 Bicyclo[2.1.0]pentane 1.507 0.018
C6H5Br bromobenzene 1.375 0.018
C4N2 2-Butynedinitrile 1.190 0.025
C4H6O2 2,3-Butanedione 1.507 0.035
C4H6 1-Methylcyclopropene 1.300 0.204
C4H6 1-Methylcyclopropene 1.476 0.782