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Compare Bonds

18 10 26 16 45

MP2=FULL/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 300
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-0.427
Most positive difference C4H6 1-Methylcyclopropene0.797

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C4H10O Methyl propyl ether 1.530 -0.427
C4H6 1-Methylcyclopropene 1.515 -0.414
CH2ClCHCl2 1,1,2-trichloroethane 1.580 -0.058
CH3CHNOH Acetaldoxime 1.550 -0.054
C3H5 Allyl radical 1.428 -0.043
C5H6 Bicyclo[2.1.0]pent-2-ene 1.560 -0.035
C5H6 1,3-Cyclopentadiene 1.540 -0.035
C5H8 Bicyclo[2.1.0]pentane 1.536 -0.028
C2H Ethynyl radical 1.217 -0.027
CH3CHCl2 Ethane, 1,1-dichloro- 1.540 -0.024
C3H3NO Isoxazole 1.356 -0.024
C5H8O Cyclopentanone 1.557 -0.024
C2F6 hexafluoroethane 1.560 -0.023
C2H3 vinyl 1.316 -0.020
C4H6O2 2,3-Butanedione 1.527 -0.019
C2Cl2 dichloroacetylene 1.246 -0.019
C6H5Br bromobenzene 1.420 -0.017
C3F6 hexafluoropropene 1.513 -0.016
C2H6O2 1,2-Ethanediol 1.530 -0.014
C4H6S Thiophene, 2,5-dihydro- 1.518 -0.013
C6H5CH2CH3 Ethylbenzene 1.524 -0.013
C6H10O cyclohexanone 1.545 -0.013
CH2CHCHCH2 1,3-Butadiene 1.476 -0.013
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.531 -0.013
H2NCH2COOH Glycine 1.532 -0.012
C7H12 Norbornane 1.573 -0.012
C2H5NO3 Nitric acid, ethyl ester 1.528 -0.012
C5H4O2 4-Cyclopentene-1,3-dione 1.509 -0.011
C2H8N2 Ethylenediamine 1.545 -0.011
CH3COOH Acetic acid 1.517 -0.010
C3H7N Cyclopropylamine 1.520 -0.010
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.354 -0.010
C5H6 Bicyclo[2.1.0]pent-2-ene 1.530 -0.009
C6H5CCH phenylacetylene 1.448 -0.009
C2H2N2O Furazan 1.421 -0.009
CHCCH2CH3 1-Butyne 1.544 -0.009
C12H8 biphenylene 1.524 -0.009
CF3COOH trifluoroacetic acid 1.546 -0.008
C3H6O Propylene oxide 1.513 -0.008
C6H5CN phenyl cyanide 1.451 -0.008
C3H6S Thietane 1.549 -0.007
C2H6 Ethane 1.536 -0.007
C5H10 Cyclopropane, 1,1-dimethyl- 1.520 -0.007
C3H7SH 1-Propanethiol 1.536 -0.007
CH2CF2 Ethene, 1,1-difluoro- 1.340 -0.007
CH2CHCH3 Propene 1.353 -0.007
C3F8 perfluoropropane 1.546 -0.006
C9H8 Indene 1.415 -0.006
C2H2O4 Oxalic Acid 1.544 -0.006
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.481 -0.006
C6H8 1,4-Cyclohexadiene 1.511 -0.006
C12H10 biphenyl 1.489 -0.006
C4H4Se selenophene 1.433 -0.005
CH3CHS Thioacetaldehyde 1.506 -0.005
CH2CCHCH3 1,2-Butadiene 1.515 -0.005
C12H8 biphenylene 1.428 -0.005
CH3CHCHCH3 2-Butene, (E)- 1.508 -0.005
C7H16 heptane 1.534 -0.005
C2H2O2 Ethanedial 1.526 -0.005
C7H12 Norbornane 1.546 -0.005
C2HF3 Trifluoroethylene 1.341 -0.004
CH2SHCH2SH 1,2-Ethanedithiol 1.530 -0.004
CH3OC2H5 Ethane, methoxy- 1.521 -0.004
CH3CHFCH3 2-Fluoropropane 1.521 -0.004
C5H8 Cyclopentene 1.518 -0.004
CH3COF Acetyl fluoride 1.503 -0.004
C4H8 cyclobutane 1.555 -0.003
CH3CH(NH2)COOH Alanine 1.544 -0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.530 -0.003
CH3CH2SH ethanethiol 1.528 -0.003
C6H10O cyclohexanone 1.542 -0.003
CH2ClCH2CH3 Propane, 1-chloro- 1.525 -0.003
CH3CCl2CH3 Propane, 2,2-dichloro- 1.523 -0.003
C5H8 1,4-Pentadiene 1.511 -0.002
C6F6 hexafluorobenzene 1.401 -0.002
C4H6O Furan, 2,5-dihydro- 1.347 -0.002
CH2CHCH2CH3 1-Butene 1.536 -0.002
C12H8 biphenylene 1.432 -0.002
C3H6O 2-Propen-1-ol 1.502 -0.002
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.469 -0.002
CH3CHCHCH3 2-Butene, (Z)- 1.506 -0.002
CH3COCl Acetyl Chloride 1.506 -0.002
C10H16 adamantane 1.540 -0.002
C10H8 Azulene 1.414 -0.002
C6H4Cl2 1,3-dichlorobenzene 1.404 -0.002
CH3CH2CH2CH3 Butane 1.531 -0.001
CH3COCH3 Acetone 1.520 -0.001
C3H7SH 1-Propanethiol 1.529 -0.001
C4H8O2 1,3-Dioxane 1.528 -0.001
CH3CH2NH2 Ethylamine 1.531 -0.001
C10H8 Azulene 1.407 -0.001
CH2ClCHO chloroacetaldehyde 1.521 -0.001
C6H10 cyclohexene 1.510 -0.000
C5H8 Ethenylcyclopropane 1.522 -0.000
CH3CHClCH3 Propane, 2-chloro- 1.522 -0.000
C4H8O2 Ethyl acetate 1.515 -0.000
C6H5CH2CH3 Ethylbenzene 1.535 -0.000
C5H8 Cyclobutane, methylene- 1.524 -0.000
C5H8 Bicyclo[2.1.0]pentane 1.565 0.000
CF2CCl2 difluorodichloroethylene 1.345 0.000
C6H6 Fulvene 1.476 0.000
C5H10 Cyclopropane, 1,1-dimethyl- 1.514 0.000
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.507 0.001
C7H8 Norbornadiene 1.557 0.001
C4H8O2 Ethyl acetate 1.508 0.001
CH3CONH2 Acetamide 1.519 0.001
C6H5Cl chlorobenzene 1.402 0.001
C5H8 Cyclopentene 1.350 0.001
C5H8 Bicyclo[1.1.1]pentane 1.557 0.001
C2H5Br Ethyl bromide 1.518 0.001
CH3CH2CHO Propanal 1.523 0.001
CH3CHCHCH3 2-Butene, (E)- 1.347 0.001
CH3CCCH3 2-Butyne 1.468 0.001
C6H10 cyclohexene 1.530 0.001
C4H6O Cyclobutanone 1.556 0.001
C6H8 1,4-Cyclohexadiene 1.347 0.002
C2H3CCH 1-Buten-3-yne 1.434 0.002
C5H8 Cyclobutane, methylene- 1.557 0.002
C3H6O Propylene oxide 1.471 0.002
C2N2 Cyanogen 1.389 0.002
H2CCCCH2 Butatriene 1.283 0.002
C6H10 cyclohexene 1.530 0.002
C5H6 Propellane 1.525 0.002
C(CN)4 tetracyanomethane 1.484 0.002
CH3CSNH2 Ethanethioamide 1.512 0.003
CH3CH2CHO Propanal 1.509 0.003
CH2ClCCCl 1,3-dichloropropyne 1.456 0.003
CH3CH2O Ethoxy radical 1.521 0.003
C3H8 Propane 1.526 0.003
C6H12 Cyclohexane 1.530 0.003
C6H5Br bromobenzene 1.401 0.003
C4H6 Methylenecyclopropane 1.332 0.003
C2H5CN ethyl cyanide 1.468 0.003
C4H6O Furan, 2,5-dihydro- 1.502 0.003
C6H6 Fulvene 1.470 0.004
C5H8 Ethenylcyclopropane 1.475 0.004
C8H8 cubane 1.571 0.004
C6H6 Benzvalene 1.529 0.004
C5H8O Methyl cyclopropyl ketone 1.510 0.005
C3H4O Cyclopropanone 1.575 0.005
C2H4S Thiirane 1.484 0.005
C4H6 Cyclobutene 1.517 0.005
C4H2 Diacetylene 1.378 0.005
C8H8 cyclooctatetraene 1.470 0.005
C5H10S 2H-Thiopyran, tetrahydro- 1.528 0.005
C5H8 Cyclopentene 1.540 0.005
CH2CHCH2CH3 1-Butene 1.342 0.005
C6H5Cl chlorobenzene 1.399 0.005
C4H6 Methylenecyclopropane 1.542 0.005
CH3CHCHCH3 2-Butene, (Z)- 1.346 0.005
C5H8 Bicyclo[2.1.0]pentane 1.528 0.005
CH3CH2OH Ethanol 1.512 0.005
C4H6 Cyclobutene 1.566 0.005
C2H4 Ethylene 1.339 0.006
CH3CH(CH3)CH3 Isobutane 1.525 0.006
C10H8 naphthalene 1.420 0.006
C4H9N Pyrrolidine 1.534 0.006
C4H6 Bicyclo[1.1.0]butane 1.498 0.006
C6H5CN phenyl cyanide 1.396 0.006
C4H6S Thiophene, 2,5-dihydro- 1.340 0.006
C6H5CCH phenylacetylene 1.396 0.006
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 0.006
C3H4O Cyclopropanone 1.475 0.006
C6H6 Benzvalene 1.503 0.006
C7H12 Norbornane 1.536 0.006
C4H4N2 Pyrazine 1.397 0.007
C6H5CCH phenylacetylene 1.398 0.007
C5H7N Cyclobutanecarbonitrile 1.551 0.007
CH3CHF2 Ethane, 1,1-difluoro- 1.498 0.007
C6H5F Fluorobenzene 1.397 0.007
C6H5CN phenyl cyanide 1.397 0.007
C3H8O2 1,3-Propanediol 1.514 0.007
CH3CHO Acetaldehyde 1.501 0.008
C6H6 Benzene 1.397 0.008
CH2CHF Ethene, fluoro- 1.329 0.008
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 0.008
CH3CHSHCH3 2-Propanethiol 1.520 0.008
C5H8 1,4-Pentadiene 1.339 0.008
C2H5N Aziridine 1.481 0.008
C10H8 Azulene 1.398 0.008
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.511 0.008
C6H4Cl2 1,4-dichlorobenzene 1.394 0.008
C2H5CN ethyl cyanide 1.526 0.008
C3H6O 2-Propen-1-ol 1.337 0.009
CH3CCH propyne 1.460 0.009
CH2CHCHO Acrolein 1.341 0.009
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.329 0.009
C2H3CCH 1-Buten-3-yne 1.344 0.009
HCCCN Cyanoacetylene 1.376 0.009
C6H5F Fluorobenzene 1.395 0.009
C7H8 Norbornadiene 1.530 0.009
C4H5N Pyrrole 1.417 0.009
C10H8 Azulene 1.405 0.009
CH2CCHCH3 1,2-Butadiene 1.314 0.009
CH3CH2Cl Ethyl chloride 1.510 0.009
C2H5F fluoroethane 1.505 0.009
C6H6 Fulvene 1.349 0.009
C2H3Cl Ethene, chloro- 1.332 0.010
C6H5CH2CH3 Ethylbenzene 1.399 0.010
C3H4 cyclopropene 1.509 0.010
CH3CN Acetonitrile 1.458 0.010
C2H3Br vinyl bromide 1.332 0.010
C6H4Cl2 1,3-dichlorobenzene 1.392 0.011
C5H8 Cyclobutane, methylene- 1.331 0.011
CH2CHCH2CH3 1-Butene 1.493 0.011
C2H2ClF 1-chloro-1-fluoroethylene 1.327 0.011
C6H10 cyclohexene 1.340 0.011
CH2CHCH2F Allyl Fluoride 1.333 0.011
C5H6 1,3-Cyclopentadiene 1.460 0.011
C3H3N acrylonitrile 1.339 0.011
C10H8 naphthalene 1.410 0.012
CH2CHCH2F Allyl Fluoride 1.488 0.012
C4H5N Pyrrole 1.382 0.012
C3H6 Cyclopropane 1.501 0.012
C3F6 hexafluoropropene 1.329 0.013
CH2CHCHO Acrolein 1.468 0.013
C2H4O Ethylene oxide 1.459 0.013
CHCCH2CH3 1-Butyne 1.457 0.014
C2H4F2 1,2-difluoroethane 1.493 0.014
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.522 0.014
CH2CCH2 allene 1.308 0.014
C3H2N2 Malononitrile 1.459 0.014
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.324 0.014
C12H8 biphenylene 1.372 0.014
CH2CS Thioketene 1.314 0.014
C6H5F Fluorobenzene 1.383 0.014
C6H6 Fulvene 1.355 0.014
CHCCH2CH3 1-Butyne 1.217 0.014
C5H8 Ethenylcyclopropane 1.334 0.015
C6H4Cl2 1,4-dichlorobenzene 1.388 0.015
CH2CHCH3 Propene 1.488 0.015
C6H4Cl2 1,3-dichlorobenzene 1.388 0.015
C3H3N acrylonitrile 1.426 0.015
H2CCCCH2 Butatriene 1.318 0.015
C3H2O3 vinylene carbonate 1.331 0.016
CH2CHCHCH2 1,3-Butadiene 1.337 0.016
C4H6O Cyclobutanone 1.527 0.016
CH3CH(NH2)COOH Alanine 1.509 0.016
C4H6 Cyclobutene 1.342 0.016
C4H2O3 Maleic Anhydride 1.332 0.016
C5H4O2 4-Cyclopentene-1,3-dione 1.341 0.016
CH2CO Ketene 1.314 0.017
C2H2+ acetylene cation 1.253 0.017
C6H5Cl chlorobenzene 1.386 0.018
C6H6 Benzvalene 1.339 0.018
C6H6 Trimethylenecycopropane 1.330 0.018
C6H6 Benzvalene 1.452 0.018
C10H8 naphthalene 1.370 0.018
C6H10O cyclohexanone 1.503 0.018
C7H8 Norbornadiene 1.336 0.018
CH3CCCH3 2-Butyne 1.214 0.018
C4H6 Methylenecyclopropane 1.457 0.019
C6H6 Trimethylenecycopropane 1.437 0.019
C2H3CCH 1-Buten-3-yne 1.215 0.019
HOCH2COOH Hydroxyacetic acid 1.495 0.019
C8H8 cyclooctatetraene 1.337 0.019
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.330 0.019
CH(CN)3 tricyanomethane 1.460 0.020
C3H4 cyclopropene 1.296 0.020
CH2CCl2 Ethene, 1,1-dichloro- 1.324 0.020
C5H6 Propellane 1.596 0.020
C10H8 naphthalene 1.420 0.020
C3H3NO Oxazole 1.353 0.020
C4H6 Bicyclo[1.1.0]butane 1.497 0.020
CH2CHOH ethenol 1.326 0.021
C4 Carbon tetramer 1.304 0.021
C10H8 Azulene 1.377 0.022
ClCOClCO Oxalyl chloride 1.534 0.022
CH2CCHCH3 1,2-Butadiene 1.301 0.022
C6H5CN phenyl cyanide 1.388 0.023
CH3CCH propyne 1.207 0.023
HCCF Fluoroacetylene 1.198 0.023
C10H8 Azulene 1.484 0.023
C2F2 difluoroacetylene 1.187 0.024
C5H6 1,3-Cyclopentadiene 1.340 0.024
C3H4N2 1H-Imidazole 1.364 0.024
C6H5CCH phenylacetylene 1.388 0.025
HCCCl Chloroacetylene 1.203 0.025
C6H5CCH phenylacetylene 1.208 0.026
HCCBr bromoacetylene 1.204 0.026
C2H2 Acetylene 1.203 0.026
F2CCCF2 tetrafluoroallene 1.282 0.028
HCCCN Cyanoacetylene 1.206 0.028
CH2ClCCCl 1,3-dichloropropyne 1.201 0.029
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.317 0.029
C6H5Br bromobenzene 1.375 0.029
C5H8O Cyclopentanone 1.504 0.030
C4H2 Diacetylene 1.205 0.031
C2 Carbon diatomic 1.243 0.033
C12H8 biphenylene 1.370 0.034
SiC2 Silicon dicarbide 1.265 0.035
C4H6O2 2,3-Butanedione 1.507 0.035
C5H8 Bicyclo[2.1.0]pentane 1.507 0.036
C3 carbon trimer 1.277 0.039
C3O2 Carbon suboxide 1.251 0.039
C4H6 1-Methylcyclopropene 1.300 0.220
C4H6 1-Methylcyclopropene 1.476 0.797