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Compare Bonds

18 10 26 16 45

CISD/6-31G* 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 350
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 C4H6 1-Methylcyclopropene-0.426
Most positive difference C4H6 1-Methylcyclopropene0.777

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C4H6 1-Methylcyclopropene 1.515 -0.426
CH2ClCHCl2 1,1,2-trichloroethane 1.580 -0.063
C3H3NO Isoxazole 1.356 -0.058
C5H10 2-Pentene, (E)- 1.576 -0.053
C2Cl2 dichloroacetylene 1.246 -0.051
C3H5 Allyl radical 1.428 -0.045
C5H8 Bicyclo[2.1.0]pentane 1.536 -0.042
C5H6 Propellane 1.596 -0.039
C5H8 Spiropentane 1.557 -0.038
C2F6 hexafluoroethane 1.560 -0.037
C6H5Br bromobenzene 1.420 -0.035
CH3CCl3 Ethane, 1,1,1-trichloro- 1.550 -0.035
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.354 -0.033
C5H10 2-Pentene, (Z)- 1.561 -0.032
C5H8O Cyclopentanone 1.557 -0.028
CH3CHCl2 Ethane, 1,1-dichloro- 1.540 -0.028
C2HF3 Trifluoroethylene 1.341 -0.027
C4H6O2 2,3-Butanedione 1.527 -0.027
C9H8 Indene 1.415 -0.027
C4H5N Cyclopropanecarbonitrile 1.472 -0.027
CF2CCl2 difluorodichloroethylene 1.345 -0.026
C4H6O Furan, 2,5-dihydro- 1.347 -0.025
C3F6 hexafluoropropene 1.513 -0.024
C3H7N Cyclopropylamine 1.520 -0.024
CH2CHCH3 Propene 1.353 -0.024
C4H5N Cyclopropanecarbonitrile 1.513 -0.023
C3H5ClO Oxirane, (chloromethyl)- 1.523 -0.023
C3H8O2 Propylene glycol 1.540 -0.022
C6H8 1,4-Cyclohexadiene 1.347 -0.022
C12H8 biphenylene 1.524 -0.021
C5H10 Cyclopropane, 1,1-dimethyl- 1.520 -0.021
C10H8 Azulene 1.407 -0.020
C6H4Cl2 1,3-dichlorobenzene 1.404 -0.020
C12H8 biphenylene 1.432 -0.020
C2H6O2 1,2-Ethanediol 1.530 -0.020
H2NCH2COOH Glycine 1.532 -0.020
C5H6 Propellane 1.525 -0.020
C10H8 Azulene 1.414 -0.020
C6H10O cyclohexanone 1.545 -0.019
C3H5ClO Oxirane, (chloromethyl)- 1.475 -0.019
C2H5NO3 Nitric acid, ethyl ester 1.528 -0.019
C5H4O2 4-Cyclopentene-1,3-dione 1.509 -0.019
CF3COOH trifluoroacetic acid 1.546 -0.018
C4H6 Bicyclo[1.1.0]butane 1.497 -0.018
CH3COOH Acetic acid 1.517 -0.018
C4H6S Thiophene, 2,5-dihydro- 1.518 -0.017
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.531 -0.017
C6H5Cl chlorobenzene 1.402 -0.017
C2H Ethynyl radical 1.217 -0.017
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.533 -0.017
CH3CHClCH2CH3 Butane, 2-chloro- 1.534 -0.017
C5H8 Ethenylcyclopropane 1.522 -0.017
C6H6 Fulvene 1.349 -0.017
C6H5CH2CH3 Ethylbenzene 1.524 -0.016
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 -0.016
C4H6S Thiophene, 2,5-dihydro- 1.340 -0.016
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 -0.016
C4H5N Pyrrole 1.382 -0.016
CHCCH2CH3 1-Butyne 1.217 -0.016
C6H6 Benzvalene 1.529 -0.016
C2H8N2 Ethylenediamine 1.545 -0.016
C4H6 Methylenecyclopropane 1.332 -0.016
C5H10 Cyclopentane 1.546 -0.015
C12H8 biphenylene 1.428 -0.015
CH2CHCH2CH3 1-Butene 1.342 -0.015
C3F6 hexafluoropropene 1.329 -0.015
C6H6 Fulvene 1.355 -0.015
C4H4S Thiophene 1.370 -0.014
C3H4O Cyclopropanone 1.575 -0.014
CHOCHCHCH3 2-Butenal 1.345 -0.014
CHCCH2CH3 1-Butyne 1.544 -0.014
C6H5Br bromobenzene 1.401 -0.014
CH3CH(NH2)COOH Alanine 1.544 -0.014
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.339 -0.013
C8H8 cubane 1.571 -0.013
C12H8 biphenylene 1.372 -0.013
C5H8 1,4-Pentadiene 1.339 -0.013
C6H6 Benzvalene 1.452 -0.013
C4H4O Furan 1.361 -0.013
CH2CHCHCH2 1,3-Butadiene 1.476 -0.013
C3H2O3 vinylene carbonate 1.331 -0.013
CHClCCl2 Trichloroethylene 1.337 -0.013
C2H3CCH 1-Buten-3-yne 1.344 -0.013
C6H10 cyclohexene 1.340 -0.013
CH2CHCHClCH3 1-Butene, 3-chloro- 1.337 -0.012
C2H3CCH 1-Buten-3-yne 1.215 -0.012
C6H5Cl chlorobenzene 1.399 -0.012
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.329 -0.012
CH3CCCH3 2-Butyne 1.214 -0.012
C3H3NO Oxazole 1.353 -0.012
C3H6O Propylene oxide 1.513 -0.012
C6H5CN phenyl cyanide 1.396 -0.012
C5H8 Bicyclo[1.1.1]pentane 1.557 -0.012
C6H5CCH phenylacetylene 1.448 -0.012
H2CCCCH2 Butatriene 1.283 -0.011
C10H8 Azulene 1.405 -0.011
C3H6O Propylene oxide 1.471 -0.011
CH2CHCHO Acrolein 1.341 -0.011
C3H6O 2-Propen-1-ol 1.337 -0.011
C4H8 cyclobutane 1.555 -0.011
C4H6 Methylenecyclopropane 1.542 -0.011
C3H6S Thietane 1.549 -0.011
C6H5CCH phenylacetylene 1.396 -0.011
C2H3 vinyl 1.316 -0.011
C6H5CCH phenylacetylene 1.398 -0.011
C2H2O2 Ethanedial 1.526 -0.011
C6H5CN phenyl cyanide 1.451 -0.011
C2H2O4 Oxalic Acid 1.544 -0.011
C3H7SH 1-Propanethiol 1.536 -0.011
C6H5CCH phenylacetylene 1.208 -0.011
C6H6 Benzvalene 1.339 -0.010
C6H10O cyclohexanone 1.542 -0.010
CH3CHS Thioacetaldehyde 1.506 -0.010
C6H5CN phenyl cyanide 1.397 -0.010
C10H8 Azulene 1.398 -0.010
C7H8 Norbornadiene 1.557 -0.010
C6H8 1,4-Cyclohexadiene 1.511 -0.010
C2H2ClF 1-chloro-1-fluoroethylene 1.327 -0.010
C7H8 Norbornadiene 1.336 -0.010
C5H8 Cyclobutane, methylene- 1.331 -0.010
CH2CCHCH3 1,2-Butadiene 1.515 -0.010
CH2CHF Ethene, fluoro- 1.329 -0.010
C5H4O2 4-Cyclopentene-1,3-dione 1.341 -0.010
C3H3N acrylonitrile 1.339 -0.010
C6H5F Fluorobenzene 1.397 -0.009
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.530 -0.009
C2H6 Ethane 1.536 -0.009
CH3COF Acetyl fluoride 1.503 -0.009
C6H4Cl2 1,4-dichlorobenzene 1.394 -0.009
CH3CHFCH3 2-Fluoropropane 1.521 -0.009
C3H4O Cyclopropanone 1.475 -0.009
CH2CCHCH3 1,2-Butadiene 1.314 -0.009
C10H8 naphthalene 1.370 -0.009
C10H16 adamantane 1.540 -0.009
C2H3Br vinyl bromide 1.332 -0.009
C10H8 naphthalene 1.420 -0.009
C4H6 Cyclobutene 1.342 -0.009
CH3OC2H5 Ethane, methoxy- 1.521 -0.009
CH3COCH3 Acetone 1.520 -0.009
C4H4N2 Pyrazine 1.397 -0.009
C2H3Cl Ethene, chloro- 1.332 -0.009
C5H8 Bicyclo[2.1.0]pentane 1.565 -0.008
C5H10 2-Pentene, (Z)- 1.338 -0.008
CH2SHCH2SH 1,2-Ethanedithiol 1.530 -0.008
CH2CHCH2F Allyl Fluoride 1.333 -0.008
C6H5F Fluorobenzene 1.395 -0.008
C6H5CH2CH3 Ethylbenzene 1.399 -0.008
C8H8 cyclooctatetraene 1.337 -0.008
CH2CHCHClCH3 1-Butene, 3-chloro- 1.503 -0.008
C3H4N2 1H-Pyrazole 1.417 -0.008
C2H4 Ethylene 1.339 -0.008
C4H8O2 1,3-Dioxane 1.528 -0.008
CH2ClCH2CH3 Propane, 1-chloro- 1.525 -0.008
C6H4Cl2 1,3-dichlorobenzene 1.392 -0.008
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.481 -0.008
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.508 -0.008
C5H8 Cyclobutane, methylene- 1.557 -0.008
C5H12 Propane, 2,2-dimethyl- 1.537 -0.008
C4H6 Bicyclo[1.1.0]butane 1.498 -0.007
CH3SCH2CH3 Ethane, (methylthio)- 1.530 -0.007
C5H8 Ethenylcyclopropane 1.334 -0.007
CH3CONH2 Acetamide 1.519 -0.007
C5H8 Cyclobutane, methylene- 1.524 -0.007
C4H8O2 Ethyl acetate 1.508 -0.007
C6H6 Trimethylenecycopropane 1.330 -0.007
C5H8 Spiropentane 1.482 -0.007
C3H4 cyclopropene 1.509 -0.007
CHOCHCHCH3 2-Butenal 1.501 -0.007
C5H10 2-Pentene, (E)- 1.334 -0.007
CH2CS Thioketene 1.314 -0.007
C4H5N (E)-2-Butenenitrile 1.501 -0.007
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.324 -0.007
CH3CCl2CH3 Propane, 2,2-dichloro- 1.523 -0.007
CH2CHCH2CH3 1-Butene 1.536 -0.007
CH3COCl Acetyl Chloride 1.506 -0.007
C6H5CH2CH3 Ethylbenzene 1.535 -0.007
C5H8 1,4-Pentadiene 1.511 -0.007
C3H6O 2-Propen-1-ol 1.502 -0.007
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.528 -0.006
CH2ClCHO chloroacetaldehyde 1.521 -0.006
C5H8 1,2-Butadiene, 3-methyl- 1.514 -0.006
C5H6 1-Buten-3-yne, 2-methyl- 1.207 -0.006
CH3CH2SH ethanethiol 1.528 -0.006
H2CCCCH2 Butatriene 1.318 -0.006
C5H12 Pentane 1.531 -0.006
C6H10 cyclohexene 1.510 -0.006
C4H8O2 Ethyl acetate 1.515 -0.006
HCCCN Cyanoacetylene 1.206 -0.006
CH2CHCHCH2 1,3-Butadiene 1.337 -0.006
C4H5N (E)-2-Butenenitrile 1.336 -0.005
C3H7SH 1-Propanethiol 1.529 -0.005
C3H4 cyclopropene 1.296 -0.005
CH3CH2CH2CH3 Butane 1.531 -0.005
C4H10O Propane, 2-methoxy- 1.528 -0.005
C6H10 cyclohexene 1.530 -0.005
C4H10O Ethoxy ethane 1.517 -0.005
CH2ClCCCl 1,3-dichloropropyne 1.201 -0.005
CH3CHClCH3 Propane, 2-chloro- 1.522 -0.005
CH3CSNH2 Ethanethioamide 1.512 -0.005
CH3CCH propyne 1.207 -0.005
CH3CH2NH2 Ethylamine 1.531 -0.005
C5H7N Cyclobutanecarbonitrile 1.551 -0.004
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.330 -0.004
C2F2 difluoroacetylene 1.187 -0.004
C2H4S Thiirane 1.484 -0.004
C5H6 1-Buten-3-yne, 2-methyl- 1.336 -0.004
C3H4N2 1H-Imidazole 1.364 -0.004
C(CN)4 tetracyanomethane 1.484 -0.004
C2H5N Aziridine 1.481 -0.004
CH3CH2CHO Propanal 1.509 -0.004
C5H6 1-Buten-3-yne, 2-methyl- 1.445 -0.004
C4H6 Cyclobutene 1.566 -0.004
C3H4N2 1H-Pyrazole 1.374 -0.004
C6H4Cl2 1,4-dichlorobenzene 1.388 -0.004
HCCF Fluoroacetylene 1.198 -0.004
HCCCl Chloroacetylene 1.203 -0.004
CH2CHCHClCH3 1-Butene, 3-chloro- 1.522 -0.003
C6H10 cyclohexene 1.530 -0.003
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.511 -0.003
CH3CH2CHO Propanal 1.523 -0.003
C4H6 Cyclobutene 1.517 -0.003
C10H8 naphthalene 1.420 -0.003
C2H5Br Ethyl bromide 1.518 -0.003
C6H5F Fluorobenzene 1.383 -0.003
C5H8O Methyl cyclopropyl ketone 1.510 -0.003
C5H10 Cyclopropane, 1,1-dimethyl- 1.514 -0.003
HCCBr bromoacetylene 1.204 -0.003
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.507 -0.003
C6H4Cl2 1,3-dichlorobenzene 1.388 -0.003
CH2CCl2 Ethene, 1,1-dichloro- 1.324 -0.003
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.469 -0.003
C4H2 Diacetylene 1.205 -0.002
C4H6O Furan, 2,5-dihydro- 1.502 -0.002
C5H8 Bicyclo[2.1.0]pentane 1.528 -0.002
CH2CCH2 allene 1.308 -0.002
CH3CCCH3 2-Butyne 1.468 -0.002
CH3CH2O Ethoxy radical 1.521 -0.002
C2H2+ acetylene cation 1.253 -0.002
CH2CO Ketene 1.314 -0.001
C4H9N Pyrrolidine 1.534 -0.001
C6H6 Fulvene 1.476 -0.001
C5H10S 2H-Thiopyran, tetrahydro- 1.528 -0.001
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.501 -0.001
C2H2N2O Furazan 1.421 -0.001
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.330 -0.000
C3H8 Propane 1.526 -0.000
C3H6 Cyclopropane 1.501 -0.000
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.519 0.000
CHOCHCHCH3 2-Butenal 1.470 0.000
CH2ClCCCl 1,3-dichloropropyne 1.456 0.001
C6H5Cl chlorobenzene 1.386 0.001
C2H5CN ethyl cyanide 1.468 0.001
CH3CHF2 Ethane, 1,1-difluoro- 1.498 0.001
CH3CH2OH Ethanol 1.512 0.001
C2H3CCH 1-Buten-3-yne 1.434 0.001
C10H8 Azulene 1.484 0.001
CH3CF3 Ethane, 1,1,1-trifluoro- 1.494 0.001
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.528 0.001
C4H4Se selenophene 1.433 0.002
C2H4O Ethylene oxide 1.459 0.002
CH3CH(CH3)CH3 Isobutane 1.525 0.002
CH2CHOH ethenol 1.326 0.002
C3H8O2 1,3-Propanediol 1.514 0.002
C2H2 Acetylene 1.203 0.002
CH3CHO Acetaldehyde 1.501 0.002
C8H8 cyclooctatetraene 1.470 0.002
C6H6 Fulvene 1.470 0.003
C5H8 Ethenylcyclopropane 1.475 0.003
C10H8 naphthalene 1.410 0.003
C7H8 Norbornadiene 1.530 0.003
C6H6 Benzvalene 1.503 0.004
C2H5CN ethyl cyanide 1.526 0.004
C4 Carbon tetramer 1.304 0.004
C4H4O Furan 1.431 0.004
C6H5CN phenyl cyanide 1.388 0.004
C4H10O Propane, 2-methoxy- 1.519 0.004
CH2CCHCH3 1,2-Butadiene 1.301 0.004
CH3CHSHCH3 2-Propanethiol 1.520 0.004
C2N2 Cyanogen 1.389 0.004
C5H6 1-Buten-3-yne, 2-methyl- 1.501 0.005
C4H5N (E)-2-Butenenitrile 1.432 0.005
C2H5F fluoroethane 1.505 0.005
SiC2 Silicon dicarbide 1.265 0.005
C12H8 biphenylene 1.370 0.005
C4H5N Pyrrole 1.417 0.006
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.317 0.006
CH3CH2Cl Ethyl chloride 1.510 0.006
CH3CCH propyne 1.460 0.006
C6H5CCH phenylacetylene 1.388 0.006
C2 Carbon diatomic 1.243 0.006
C10H8 Azulene 1.377 0.007
F2CCCF2 tetrafluoroallene 1.282 0.007
C4H2 Diacetylene 1.378 0.007
CH3CN Acetonitrile 1.458 0.007
C4H4S Thiophene 1.423 0.007
CH2CHCH2F Allyl Fluoride 1.488 0.007
C4H6 Methylenecyclopropane 1.457 0.007
C6H6 Trimethylenecycopropane 1.437 0.007
CH2CHCHO Acrolein 1.468 0.008
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.522 0.008
CH2CHCH2CH3 1-Butene 1.493 0.008
C2H4F2 1,2-difluoroethane 1.501 0.009
ClCOClCO Oxalyl chloride 1.534 0.009
C3H2N2 Malononitrile 1.459 0.009
C6H10O cyclohexanone 1.503 0.009
C5H8 Bicyclo[2.1.0]pentane 1.507 0.009
C5H10 2-Pentene, (Z)- 1.490 0.010
HCCCN Cyanoacetylene 1.376 0.011
CHCCH2CH3 1-Butyne 1.457 0.011
CH3CH(NH2)COOH Alanine 1.509 0.011
HOCH2COOH Hydroxyacetic acid 1.495 0.011
C6H5Br bromobenzene 1.375 0.012
CH2CHCH3 Propene 1.488 0.012
C3 carbon trimer 1.277 0.013
CH(CN)3 tricyanomethane 1.460 0.013
C3H3N acrylonitrile 1.426 0.014
C5H8O Cyclopentanone 1.504 0.018
C5H10 2-Pentene, (E)- 1.484 0.020
C3O2 Carbon suboxide 1.251 0.020
C4H6O2 2,3-Butanedione 1.507 0.028
C4H6 1-Methylcyclopropene 1.300 0.201
C4H6 1-Methylcyclopropene 1.476 0.777