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Compare Bonds

18 10 26 16 45

HF/CEP-31G for rCC

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


Differences greater than 5.500 are in the 5.500 bin. Differences less than -0.500 are in the -0.500 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
-0.500 0.000 0.500 1.000 1.500 2.000 2.500 3.000 3.500 4.000 4.500 5.000 5.500
bond length difference calc. - exp. (Å)

  Species Name Difference (Å)
Most negative difference C4H10O Methyl propyl ether-0.438
Most positive difference C5H6 1,3-Cyclopentadiene2.007

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C4H10O Methyl propyl ether 1.530 -0.438
C4H6 1-Methylcyclopropene 1.515 -0.430
C5H6 1,3-Cyclopentadiene 1.460 -0.385
C5H6 1,3-Cyclopentadiene 1.540 -0.179
CH2ClCHCl2 1,1,2-trichloroethane 1.580 -0.049
C3H3NO Isoxazole 1.356 -0.044
CH3CHNOH Acetaldoxime 1.550 -0.036
C5H10 2-Pentene, (E)- 1.576 -0.032
C2Cl2 dichloroacetylene 1.246 -0.028
C5H6 Bicyclo[2.1.0]pent-2-ene 1.560 -0.020
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.354 -0.016
C6H5Br bromobenzene 1.420 -0.014
CH3CCl3 Ethane, 1,1,1-trichloro- 1.550 -0.013
C5H8 Bicyclo[2.1.0]pentane 1.536 -0.011
C4H6O2 2,3-Butanedione 1.527 -0.011
C5H10 2-Pentene, (Z)- 1.561 -0.011
C5H6S Thiophene, 3-methyl- 1.530 -0.010
C3H5ClO Oxirane, (chloromethyl)- 1.523 -0.010
CH3CHCl2 Ethane, 1,1-dichloro- 1.540 -0.010
C2Cl4 Tetrachloroethylene 1.354 -0.009
CF2CCl2 difluorodichloroethylene 1.345 -0.009
C3H5 Allyl radical 1.428 -0.009
C3H8O2 Propylene glycol 1.540 -0.008
C5H8O Cyclopentanone 1.557 -0.008
C4H5N Cyclopropanecarbonitrile 1.472 -0.008
C6H8 (Z)-hexa-1,3,5-triene 1.368 -0.008
C2HF3 Trifluoroethylene 1.341 -0.007
C4H4N2 Succinonitrile 1.561 -0.007
C2H6O2 1,2-Ethanediol 1.530 -0.005
CH2CF2 Ethene, 1,1-difluoro- 1.340 -0.005
CH3COOH Acetic acid 1.517 -0.005
CF3CN Acetonitrile, trifluoro- 1.492 -0.005
C5H8 Spiropentane 1.557 -0.005
C4H5NO 3-Methylisoxazole 1.514 -0.004
C9H8 Indene 1.415 -0.004
C5H6S Thiophene, 3-methyl- 1.370 -0.003
C5H4O2 4-Cyclopentene-1,3-dione 1.509 -0.003
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.531 -0.003
C6F6 hexafluorobenzene 1.401 -0.003
C2H2O2 Ethanedial 1.526 -0.002
C2H4S Thiirane 1.484 -0.002
C3F6 hexafluoropropene 1.513 -0.002
C4H8O2 1,3-Dioxolane, 2-methyl- 1.522 -0.002
C2F6 hexafluoroethane 1.560 -0.001
C4H5NO Isoxazole, 5-methyl- 1.505 -0.001
H2NCH2COOH Glycine 1.532 -0.000
C4H6O Furan, 2,5-dihydro- 1.347 -0.000
C4H4S Thiophene 1.370 -0.000
C5H8 Cyclopentene 1.350 -0.000
C6H4Cl2 1,3-dichlorobenzene 1.404 -0.000
CH3CH(NH2)COOH Alanine 1.544 -0.000
C7H12 Norbornane 1.573 0.000
C6H12 (E)-3-methylpent-2-ene 1.551 0.000
C2H5NO3 Nitric acid, ethyl ester 1.528 0.000
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.533 0.000
CH2CHCH3 Propene 1.353 0.000
CH3CHClCH2CH3 Butane, 2-chloro- 1.534 0.001
CH2CHCH2F Allyl Fluoride 1.350 0.001
CF3COOH trifluoroacetic acid 1.546 0.001
C5H10O 2-Butanone, 3-methyl- 1.525 0.001
CH3CH(CH3)ONO Isopropyl nitrite 1.534 0.001
C6H5Cl chlorobenzene 1.402 0.002
C6H5CH2CH3 Ethylbenzene 1.524 0.002
C10H8 Azulene 1.407 0.002
C6H10O cyclohexanone 1.545 0.002
C6H8 Bicyclo[2.1.1]hex-2-ene 1.544 0.003
CH2ClCHO chloroacetaldehyde 1.521 0.003
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 0.003
CHClCCl2 Trichloroethylene 1.337 0.004
C4H6S Thiophene, 2,5-dihydro- 1.518 0.004
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.514 0.004
C6H8 1,4-Cyclohexadiene 1.347 0.004
C6H8 Bicyclo[3.1.0]hex-2-ene 1.530 0.004
CH2SHCH2SH 1,2-Ethanedithiol 1.530 0.004
CH3CHCHCH3 2-Butene, (E)- 1.347 0.004
C4H5NO 3-Methylisoxazole 1.362 0.005
CH3COCH3 Acetone 1.520 0.005
CHCCH2CH3 1-Butyne 1.544 0.005
C3H7N Cyclopropylamine 1.520 0.005
C5H10 Cyclopentane 1.546 0.005
C3H6O Propylene oxide 1.513 0.005
C12H8 biphenylene 1.432 0.005
C4H5N Pyrrole 1.382 0.005
C4H5N Cyclopropanecarbonitrile 1.513 0.006
C10H8 Azulene 1.414 0.006
CH2CHCHClCH3 1-Butene, 3-chloro- 1.503 0.006
C5H6 Cyclopropylacetylene 1.527 0.006
C3F6 hexafluoropropene 1.329 0.006
C7H12 Norbornane 1.546 0.006
C5H10 Cyclopropane, 1,1-dimethyl- 1.520 0.006
C2H2O4 Oxalic Acid 1.544 0.006
C4H8O2 Ethyl acetate 1.508 0.007
C12H8 biphenylene 1.524 0.007
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 0.007
CH2CHCHCH2 1,3-Butadiene 1.476 0.007
C6H5NO2 Nitrobenzene 1.399 0.007
C6H6 Fulvene 1.349 0.008
C3H5ClO Oxirane, (chloromethyl)- 1.475 0.008
C6H12 (E)-3-methylpent-2-ene 1.349 0.008
CH3CHS Thioacetaldehyde 1.506 0.008
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.530 0.008
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.518 0.008
C2H8N2 Ethylenediamine 1.545 0.008
C5H5N Pyridine 1.400 0.008
C6H5CN phenyl cyanide 1.451 0.008
C6H5Br bromobenzene 1.401 0.008
CH3COF Acetyl fluoride 1.503 0.008
C4H6S Thiophene, 2,5-dihydro- 1.340 0.008
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.329 0.009
C6H6 Fulvene 1.355 0.009
C2H3CCH 1-Buten-3-yne 1.344 0.009
C6H5OH phenol 1.398 0.009
CH2ClCH2CH3 Propane, 1-chloro- 1.525 0.009
CH3CHFCH3 2-Fluoropropane 1.521 0.009
C5H9N Pentanenitrile 1.536 0.009
C5H8 Ethenylcyclopropane 1.522 0.009
C4H4O Furan 1.361 0.009
CHOCHCHCH3 2-Butenal 1.345 0.009
C12H8 biphenylene 1.372 0.009
CH3CHCHCH3 2-Butene, (Z)- 1.346 0.010
C6H5CCH phenylacetylene 1.448 0.010
C(CN)4 tetracyanomethane 1.484 0.010
C12H8 biphenylene 1.428 0.010
C3H6O 2-Propen-1-ol 1.502 0.010
CH3OC2H5 Ethane, methoxy- 1.521 0.010
C5H6 Bicyclo[2.1.0]pent-2-ene 1.530 0.010
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.528 0.010
CH2CCHCH3 1,2-Butadiene 1.515 0.010
C6H5Cl chlorobenzene 1.399 0.010
C6H10O cyclohexanone 1.542 0.011
C6H8 1,4-Cyclohexadiene 1.511 0.011
C6H5CN phenyl cyanide 1.396 0.011
C3H7SH 1-Propanethiol 1.536 0.011
CH3SCH2CH3 Ethane, (methylthio)- 1.530 0.011
CH2CHCH2CH3 1-Butene 1.342 0.011
C4H5NO Isoxazole, 5-methyl- 1.362 0.011
CH3CH2SH ethanethiol 1.529 0.011
C3H2O3 vinylene carbonate 1.331 0.011
CH3CSNH2 Ethanethioamide 1.512 0.011
C2H6 Ethane 1.536 0.011
C8H8 cubane 1.571 0.011
C6H12 (E)-3-methylpent-2-ene 1.511 0.011
C6H5CCH phenylacetylene 1.398 0.011
C5H8 Cyclopentene 1.518 0.011
C3H6S Thietane 1.549 0.011
C2H2ClF 1-chloro-1-fluoroethylene 1.327 0.011
C4H6 Methylenecyclopropane 1.332 0.011
C6H5CCH phenylacetylene 1.396 0.011
C6H10 cyclohexene 1.340 0.011
CH3CH2CHO Propanal 1.509 0.012
C5H8O Methyl cyclopropyl ketone 1.510 0.012
C4H8 cyclobutane 1.555 0.012
C3H7SH 1-Propanethiol 1.529 0.012
C6H4Cl2 1,3-dichlorobenzene 1.392 0.012
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.501 0.012
C12H10 biphenyl 1.489 0.012
C5H8O 2H-Pyran, 3,4-dihydro- 1.338 0.012
C6H8 Bicyclo[3.1.0]hex-2-ene 1.521 0.012
CH2CHCHO Acrolein 1.341 0.012
C10H16 adamantane 1.540 0.012
CH3CCl2CH3 Propane, 2,2-dichloro- 1.523 0.012
CH3COCl Acetyl Chloride 1.506 0.012
C7H16 heptane 1.534 0.012
C5H9N Pentanenitrile 1.478 0.012
C6H8 Bicyclo[3.1.0]hex-2-ene 1.529 0.012
C4H6O Cyclobutanone 1.527 0.012
CH3CHClCH3 Propane, 2-chloro- 1.522 0.012
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.508 0.012
C6H5CN phenyl cyanide 1.397 0.012
C3H4O Cyclopropanone 1.475 0.012
C10H8 Azulene 1.405 0.012
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.498 0.012
C5H8 1,3-Butadiene, 2-methyl- 1.512 0.012
C6H14 Hexane 1.533 0.013
C2H3Cl Ethene, chloro- 1.332 0.013
CH3CHCHCH3 2-Butene, (E)- 1.508 0.013
C5H4O2 4-Cyclopentene-1,3-dione 1.341 0.013
C5H12 Propane, 2,2-dimethyl- 1.537 0.013
C3H3N acrylonitrile 1.339 0.013
CHCCH2CH3 1-Butyne 1.217 0.013
C10H8 naphthalene 1.420 0.013
C6H8 Bicyclo[3.1.0]hex-2-ene 1.522 0.013
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.339 0.013
C5H8 1,4-Pentadiene 1.511 0.013
CH2CHCHClCH3 1-Butene, 3-chloro- 1.337 0.013
C5H8 1,4-Pentadiene 1.339 0.013
C5H12O Butane, 1-methoxy- 1.532 0.014
C7H8 Norbornadiene 1.336 0.014
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.481 0.014
C6H6 Benzene 1.397 0.014
CH2CHF Ethene, fluoro- 1.329 0.014
C7H8 Norbornadiene 1.557 0.014
C6H5F Fluorobenzene 1.397 0.014
CH2CHCH2CH3 1-Butene 1.536 0.014
CH2CHCHClCH3 1-Butene, 3-chloro- 1.522 0.014
C4H10O Propane, 2-methoxy- 1.528 0.014
C4H6 Bicyclo[1.1.0]butane 1.497 0.014
CHOCHCHCH3 2-Butenal 1.470 0.014
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.469 0.014
C5H8 Bicyclo[2.1.0]pentane 1.565 0.014
C4H8O2 Ethyl acetate 1.515 0.014
C4H5N (E)-2-Butenenitrile 1.501 0.014
C10H8 Azulene 1.398 0.014
C3H6O 2-Propen-1-ol 1.337 0.014
C2H3Br vinyl bromide 1.332 0.014
CHOCHCHCH3 2-Butenal 1.501 0.014
C6H6 Benzvalene 1.339 0.014
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.519 0.014
C4H2O3 Maleic Anhydride 1.332 0.014
C6H4Cl2 1,4-dichlorobenzene 1.394 0.014
C10H8 naphthalene 1.370 0.014
C4H10O Ethoxy ethane 1.517 0.015
C4H8O2 1,3-Dioxane 1.528 0.015
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.324 0.015
C6H8 Bicyclo[3.1.0]hex-2-ene 1.338 0.015
C6H5CH2CH3 Ethylbenzene 1.399 0.015
C3H4O Cyclopropanone 1.575 0.015
C6H5F Fluorobenzene 1.395 0.015
C5H8O 2H-Pyran, 3,4-dihydro- 1.510 0.015
CH3CH2O Ethoxy radical 1.521 0.015
C5H8 1,2-Butadiene, 3-methyl- 1.514 0.015
C5H8 Bicyclo[1.1.1]pentane 1.557 0.015
C5H8 Cyclobutane, methylene- 1.557 0.015
C5H12 Pentane 1.531 0.015
C4H4N2 1,3-Diazine 1.393 0.015
CH3CH2CH2CH3 Butane 1.531 0.015
C4H6O Cyclobutanone 1.556 0.015
C3H6O Propylene oxide 1.471 0.015
C5H8 Cyclobutane, methylene- 1.524 0.015
C2H3CCH 1-Buten-3-yne 1.215 0.015
C6H10 cyclohexene 1.510 0.015
C4H6 Cyclobutene 1.342 0.016
C6H4Cl2 1,4-dichlorobenzene 1.388 0.016
C3H4N2 1H-Pyrazole 1.374 0.016
C2H5Br Ethyl bromide 1.518 0.016
C6H8 Bicyclo[3.1.0]hex-2-ene 1.494 0.016
C6H10 cyclohexene 1.530 0.016
C3H3NO Oxazole 1.353 0.016
C6H5F Fluorobenzene 1.383 0.016
C3F8 perfluoropropane 1.546 0.016
C6H5CH2CH3 Ethylbenzene 1.535 0.016
C6H10 cyclohexene 1.530 0.017
CH3CHCHCH3 2-Butene, (Z)- 1.506 0.017
C5H11N Piperidine 1.531 0.017
C5H8 1,3-Butadiene, 2-methyl- 1.340 0.017
C2H5I Ethyl iodide 1.521 0.017
C2H2+ acetylene cation 1.253 0.017
C4H4N2 Pyrazine 1.397 0.017
C5H10 2-Pentene, (Z)- 1.338 0.017
C5H10O 2H-Pyran, tetrahydro- 1.531 0.017
C5H10 Cyclopropane, 1,1-dimethyl- 1.514 0.017
H2CCCCH2 Butatriene 1.283 0.017
CH2CHCHCH2 1,3-Butadiene 1.337 0.017
C5H8 Cyclobutane, methylene- 1.331 0.017
C2H4 Ethylene 1.339 0.017
C4H5N (E)-2-Butenenitrile 1.336 0.017
CH3CHO Acetaldehyde 1.501 0.017
C8H8 cyclooctatetraene 1.337 0.018
C6H8 (Z)-hexa-1,3,5-triene 1.337 0.018
CH2CS Thioketene 1.314 0.018
C2H3NO Nitrosoethylene 1.335 0.018
C5H6 1-Buten-3-yne, 2-methyl- 1.336 0.018
C6H12 Cyclohexane 1.530 0.018
ClCOClCO Oxalyl chloride 1.534 0.018
CH3CH2CHO Propanal 1.523 0.018
C5H10 2-Pentene, (E)- 1.334 0.018
CH3CH2NH2 Ethylamine 1.531 0.018
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.507 0.018
C5H7N Cyclobutanecarbonitrile 1.551 0.018
CH2CCl2 Ethene, 1,1-dichloro- 1.324 0.018
C6H6 Benzvalene 1.503 0.018
C5H10O 2-Butanone, 3-methyl- 1.534 0.018
C3H4N2 1H-Imidazole 1.364 0.018
C5H8O 2H-Pyran, 3,4-dihydro- 1.530 0.018
C5H8 Ethenylcyclopropane 1.334 0.019
C5H6 Cyclopropylacetylene 1.503 0.019
C10H8 naphthalene 1.420 0.019
C6H6 Benzvalene 1.529 0.019
C2F2 difluoroacetylene 1.187 0.019
C4H9N Pyrrolidine 1.534 0.019
C10H8 Azulene 1.484 0.019
CH3CCCH3 2-Butyne 1.214 0.019
C2F4 Tetrafluoroethylene 1.311 0.019
HCCCl Chloroacetylene 1.203 0.019
C6H6 Fulvene 1.476 0.019
C6H6 Trimethylenecycopropane 1.330 0.019
C4H6 Cyclobutene 1.566 0.019
C5H6 1-Buten-3-yne, 2-methyl- 1.445 0.019
C5H6 Cyclopropylacetylene 1.211 0.019
HCCF Fluoroacetylene 1.198 0.019
CH3CHF2 Ethane, 1,1-difluoro- 1.498 0.019
C4H4N2 Pyridazine 1.375 0.020
C5H6 Propellane 1.525 0.020
C7H12 Norbornane 1.536 0.020
C3H8 Propane 1.526 0.020
HCCCN Cyanoacetylene 1.206 0.020
C6H10 1-Butyne, 3,3-dimethyl- 1.209 0.020
C3H4 cyclopropene 1.296 0.020
C5H8 Bicyclo[2.1.0]pentane 1.528 0.020
C6H8 Bicyclo[2.1.1]hex-2-ene 1.332 0.020
C5H8 Spiropentane 1.482 0.020
C5H10S 2H-Thiopyran, tetrahydro- 1.528 0.020
C3H8O2 1,3-Propanediol 1.514 0.020
C5H5N Pyridine 1.390 0.021
C6H4Cl2 1,3-dichlorobenzene 1.388 0.021
C6H5CCH phenylacetylene 1.208 0.021
C6H6 Benzvalene 1.452 0.021
CH2CHCHO Acrolein 1.468 0.021
C4H6 Methylenecyclopropane 1.542 0.021
C5H8 Cyclopentene 1.540 0.021
CH2ClCCCl 1,3-dichloropropyne 1.456 0.021
C5H8 Ethenylcyclopropane 1.475 0.021
CH2CCHCH3 1,2-Butadiene 1.314 0.022
C4H10O2 Ethane, 1,2-dimethoxy- 1.504 0.022
CH3CH(CH3)CH3 Isobutane 1.525 0.022
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.511 0.022
C3H4N2 1H-Pyrazole 1.417 0.022
CH3CF3 Ethane, 1,1,1-trifluoro- 1.494 0.022
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.528 0.022
C6H10O cyclohexanone 1.503 0.022
CH2ClCCCl 1,3-dichloropropyne 1.201 0.022
CH3CHSHCH3 2-Propanethiol 1.520 0.022
C4H4N2 Pyridazine 1.396 0.022
CH3CCH propyne 1.207 0.023
H2CCCCH2 Butatriene 1.318 0.023
C2H5CN ethyl cyanide 1.526 0.023
C4H10O Propane, 2-methoxy- 1.519 0.023
HCCBr bromoacetylene 1.204 0.023
CH3CH2Cl Ethyl chloride 1.510 0.023
C4H4N2 Succinonitrile 1.465 0.023
C4H6O Furan, 2,5-dihydro- 1.502 0.023
C2H5CN ethyl cyanide 1.468 0.023
C2H3CCH 1-Buten-3-yne 1.434 0.023
C6H8 (Z)-hexa-1,3,5-triene 1.458 0.023
C5H6 1-Buten-3-yne, 2-methyl- 1.207 0.023
C7H8 Norbornadiene 1.530 0.023
C2H5F fluoroethane 1.505 0.023
C5H8O 2H-Pyran, 3,4-dihydro- 1.516 0.023
C4H5NO Isoxazole, 5-methyl- 1.427 0.024
C6H5Cl chlorobenzene 1.386 0.024
C4H6 Cyclobutene 1.517 0.024
C4H2 Diacetylene 1.205 0.024
C8H8 cyclooctatetraene 1.470 0.024
C6H6 Fulvene 1.470 0.024
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.317 0.024
C2N2 Cyanogen 1.389 0.025
C5H6 1-Buten-3-yne, 2-methyl- 1.501 0.025
C2H2 Acetylene 1.203 0.025
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.330 0.025
C4H6 Bicyclo[1.1.0]butane 1.498 0.025
C4H5N (E)-2-Butenenitrile 1.432 0.025
C6H5CN phenyl cyanide 1.388 0.026
C6H5NH2 aniline 1.392 0.026
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.330 0.026
C10H8 naphthalene 1.410 0.026
CH2CCH2 allene 1.308 0.026
C6H5CCH phenylacetylene 1.388 0.026
CH3CCCH3 2-Butyne 1.468 0.027
CH2CHOH ethenol 1.326 0.027
HOCH2COOH Hydroxyacetic acid 1.495 0.027
C3H2N2 Malononitrile 1.459 0.027
CH2CHCH2CH3 1-Butene 1.493 0.027
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.522 0.028
C2H4F2 1,2-difluoroethane 1.501 0.028
CH2CO Ketene 1.314 0.028
C2H4O Ethylene oxide 1.459 0.028
C5H8O Cyclopentanone 1.504 0.028
F2CCCF2 tetrafluoroallene 1.282 0.028
C5H8 1,3-Butadiene, 2-methyl- 1.463 0.029
CH(CN)3 tricyanomethane 1.460 0.029
CH2CCHCH3 1,2-Butadiene 1.301 0.029
C4H5N Pyrrole 1.417 0.029
CH2CHCH2F Allyl Fluoride 1.480 0.029
C2H5N Aziridine 1.481 0.030
C12H8 biphenylene 1.370 0.030
C4H4O Furan 1.431 0.030
C3H6 Cyclopropane 1.501 0.030
CH3CN Acetonitrile 1.458 0.031
C10H8 Azulene 1.377 0.031
CH2CHCH3 Propene 1.488 0.032
C4H5NO 3-Methylisoxazole 1.427 0.032
CH3CCH propyne 1.460 0.032
C4H4Se selenophene 1.433 0.033
C5H10 2-Pentene, (Z)- 1.490 0.033
C3H3N acrylonitrile 1.426 0.033
C4H2 Diacetylene 1.378 0.033
C4H6 Methylenecyclopropane 1.457 0.034
HCCCN Cyanoacetylene 1.376 0.034
C3H4 cyclopropene 1.509 0.035
C6H5Br bromobenzene 1.375 0.035
C5H6 Propellane 1.596 0.036
CHCCH2CH3 1-Butyne 1.457 0.036
C4N2 2-Butynedinitrile 1.190 0.036
C5H8 Bicyclo[2.1.0]pentane 1.507 0.037
CH3CH(NH2)COOH Alanine 1.509 0.038
C4H6O2 2,3-Butanedione 1.507 0.039
C4N2 2-Butynedinitrile 1.370 0.039
C4H4S Thiophene 1.423 0.040
C4 Carbon tetramer 1.304 0.040
C3 carbon trimer 1.277 0.040
SiC2 Silicon dicarbide 1.265 0.040
C6H6 Trimethylenecycopropane 1.437 0.041
C5H10 2-Pentene, (E)- 1.484 0.041
C2H2N2O Furazan 1.421 0.041
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.398 0.042
C6H8 Bicyclo[3.1.0]hex-2-ene 1.482 0.044
C3O2 Carbon suboxide 1.251 0.045
C5H6 Cyclopropylacetylene 1.422 0.045
C5H6S Thiophene, 3-methyl- 1.423 0.046
C2 Carbon diatomic 1.243 0.053
C2H3 vinyl 1.316 0.063
C2H Ethynyl radical 1.217 0.064
C4H6 1-Methylcyclopropene 1.300 0.245
C4H6 1-Methylcyclopropene 1.476 0.807
C5H6 1,3-Cyclopentadiene 1.340 2.007