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Compare Bonds

18 10 26 16 45

HF/6-311+G(3df,2p) for rCH

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 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
-0.500 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 C3H8O2 1,3-Propanediol-0.056
Most positive difference C4H6 1-Methylcyclopropene3.086

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H8O2 1,3-Propanediol 1.140 -0.056
C6H6 Fulvene 1.130 -0.056
C3H5Cl3 Propane, 1,2,3-trichloro- 1.131 -0.054
CH3CONH2 Acetamide 1.124 -0.046
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.043
CHBr3 bromoform 1.110 -0.041
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.040
C2H2O2 Ethanedial 1.132 -0.040
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.038
C2H6N2O2 Dimethylnitroamine 1.121 -0.036
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.036
C2H3CCH 1-Buten-3-yne 1.090 -0.036
C4H5N Cyclopropanecarbonitrile 1.107 -0.035
C6H14 Hexane 1.118 -0.034
CH3CCCH3 2-Butyne 1.116 -0.034
C7H16 heptane 1.121 -0.033
C2H3CCH 1-Buten-3-yne 1.106 -0.033
C2HF3 Trifluoroethylene 1.100 -0.033
C5H6 Propellane 1.106 -0.032
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.032
C5H12O Butane, 1-methoxy- 1.115 -0.031
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.031
C5H8 Spiropentane 1.105 -0.030
C6H12 (E)-3-methylpent-2-ene 1.116 -0.030
C5H10 Cyclopentane 1.114 -0.030
C5H12 Pentane 1.118 -0.030
CH3CH2CH2CH3 Butane 1.117 -0.030
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.029
Si(CH3)4 tetramethylsilane 1.115 -0.029
C5H12 Propane, 2,2-dimethyl- 1.114 -0.029
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.029
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.029
C5H10O 2-Butanone, 3-methyl- 1.113 -0.029
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.028
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.028
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.028
CH2CHOCHCH2 Vinyl ether 1.103 -0.028
C3H2N2 Malononitrile 1.109 -0.028
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.027
C4H8O2 Ethyl acetate 1.105 -0.027
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.027
N(CH3)3 Trimethylamine 1.109 -0.026
CH3COCl Acetyl Chloride 1.105 -0.026
C5H8 1,4-Pentadiene 1.110 -0.025
CH2CHOH ethenol 1.097 -0.024
CH3O Methoxy radical 1.112 -0.024
CH3COCH3 Acetone 1.103 -0.024
C6H5NO2 Nitrobenzene 1.093 -0.024
CH3SH Methanethiol 1.104 -0.024
CH3CN Acetonitrile 1.104 -0.024
C3H8O2 Methane, dimethoxy- 1.108 -0.023
C2H8N2 Ethylenediamine 1.109 -0.023
CH3CH2NH2 Ethylamine 1.107 -0.023
CH3COOH Acetic acid 1.100 -0.023
CH3ONO Methyl nitrite 1.102 -0.022
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.022
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.022
CH3CH2CHO Propanal 1.103 -0.021
C5H11N Piperidine 1.105 -0.020
CH3CH(CH3)CH3 Isobutane 1.108 -0.020
CH2NH Methanimine 1.103 -0.020
CH3CHNOH Acetaldoxime 1.100 -0.020
C2H3Cl Ethene, chloro- 1.090 -0.020
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.020
C3H6S Thietane 1.100 -0.020
C4H6O Cyclobutanone 1.100 -0.019
C5H8 Cyclobutane, methylene- 1.101 -0.019
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.019
C6H5CH2CH3 Ethylbenzene 1.094 -0.019
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.019
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.018
C8H8 cubane 1.097 -0.018
H2CO Formaldehyde 1.111 -0.018
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.018
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.018
CH3NO3 Methyl nitrate 1.095 -0.018
CH3CH2CHO Propanal 1.115 -0.017
CH2CS Thioketene 1.090 -0.017
CH2CHCHO Acrolein 1.113 -0.017
C5H6S Thiophene, 3-methyl- 1.090 -0.017
C2H4F2 1,2-difluoroethane 1.099 -0.017
CH3CH2CHO Propanal 1.105 -0.017
CH3CHO Acetaldehyde 1.114 -0.017
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.017
CH2PH Phosphaethene 1.090 -0.017
CH(CN)3 tricyanomethane 1.100 -0.016
CH2CHF Ethene, fluoro- 1.087 -0.016
C4H4N2 1,3-Diazine 1.087 -0.016
C2H3Br vinyl bromide 1.088 -0.016
CHFClBr fluorochlorobromomethane 1.088 -0.016
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.016
CH3OCHO methyl formate 1.101 -0.015
CH2 Methylene 1.085 -0.015
C4H6 Methylenecyclopropane 1.090 -0.015
CH2PH Phosphaethene 1.090 -0.015
CH3CH2OH Ethanol 1.098 -0.015
C6H5CH3 toluene 1.100 -0.015
CHF2Cl difluorochloromethane 1.090 -0.015
CH3SSCH3 Disulfide, dimethyl 1.097 -0.015
CH2FCl fluorochloromethane 1.090 -0.015
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 -0.014
CH3NC methyl isocyanide 1.094 -0.014
CH Methylidyne 1.120 -0.014
CH3SCH2CH3 Ethane, (methylthio)- 1.097 -0.014
C4H5N (E)-2-Butenenitrile 1.090 -0.014
CH3NHCH3 Dimethylamine 1.098 -0.014
CH3CCH propyne 1.096 -0.014
C3H3N acrylonitrile 1.086 -0.014
CH3CH(CH3)CH3 Isobutane 1.100 -0.014
CHF3 Methane, trifluoro- 1.091 -0.014
CH3Cl Methyl chloride 1.090 -0.014
CH2CHCHO Acrolein 1.089 -0.014
C4H6O Furan, 2,5-dihydro- 1.100 -0.014
C3H4N2 1H-Pyrazole 1.082 -0.014
C4H6 Methylenecyclopropane 1.088 -0.014
C6H10 cyclohexene 1.090 -0.014
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.014
C3H4N2 1H-Pyrazole 1.083 -0.013
CH2CO Ketene 1.083 -0.013
CH3PH2 Methyl phosphine 1.094 -0.013
C6H12 Cyclohexane 1.101 -0.013
CH2CCH2 allene 1.087 -0.013
CH2O2 Dioxirane 1.090 -0.013
CH3ONO Methyl nitrite 1.090 -0.013
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.013
C3H4N2 1H-Pyrazole 1.080 -0.013
C3H8O2 Propylene glycol 1.095 -0.013
C4H6S Thiophene, 2,5-dihydro- 1.095 -0.013
CH3CH2CHO Propanal 1.096 -0.013
C2H5F fluoroethane 1.095 -0.013
CH2Cl2 Methylene chloride 1.085 -0.013
HFCO formyl fluoride 1.095 -0.012
H2NCH2COOH Glycine 1.096 -0.012
C5H8 Bicyclo[2.1.0]pentane 1.085 -0.012
CH3CHClCH3 Propane, 2-chloro- 1.091 -0.012
CH3CHS Thioacetaldehyde 1.098 -0.012
CH3COCH2CH3 2-Butanone 1.091 -0.012
HCOOH Formic acid 1.097 -0.012
C6H10 cyclohexene 1.100 -0.012
CHOCHCHCH3 2-Butenal 1.108 -0.012
C6H8 1,4-Cyclohexadiene 1.100 -0.012
C4H10O Propane, 2-methoxy- 1.095 -0.012
C2H4 Ethylene 1.086 -0.012
CH3COCH2CH3 2-Butanone 1.095 -0.012
C5H8 Cyclopentene 1.095 -0.012
CHClCCl2 Trichloroethylene 1.080 -0.011
CH3COCH2CH3 2-Butanone 1.096 -0.011
CH3CHS Thioacetaldehyde 1.090 -0.011
CH3SiH3 methyl silane 1.096 -0.011
CH2CHCH2CH3 1-Butene 1.095 -0.011
CH2CHCH2CH3 1-Butene 1.090 -0.011
CH3COCH2CH3 2-Butanone 1.093 -0.011
C3H4O Cyclopropanone 1.086 -0.011
CH3NO3 Methyl nitrate 1.088 -0.011
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.011
C5H8 Cyclopentene 1.085 -0.011
C4H4N2 Succinonitrile 1.092 -0.011
CH3SOCH3 Dimethyl sulfoxide 1.093 -0.011
CH3OCH3 Dimethyl ether 1.099 -0.011
CH2CHOH ethenol 1.086 -0.011
C5H6 1-Buten-3-yne, 2-methyl- 1.065 -0.011
C2H5Br Ethyl bromide 1.087 -0.011
C3H7SH 1-Propanethiol 1.094 -0.011
C4H6S Thiophene, 2,5-dihydro- 1.085 -0.011
CH3CHFCH3 2-Fluoropropane 1.093 -0.011
C2H2ClF 1-chloro-1-fluoroethylene 1.082 -0.010
C3H4O Methylketene 1.083 -0.010
C4H10O Ethoxy ethane 1.100 -0.010
C6H6 Benzene 1.084 -0.010
C2H3Br vinyl bromide 1.080 -0.010
CH3CHFCH3 2-Fluoropropane 1.094 -0.010
CH3SCH3 Dimethyl sulfide 1.091 -0.010
C2H6O2S Dimethyl sulfone 1.091 -0.010
CH2CHF Ethene, fluoro- 1.082 -0.010
C4H6 Cyclobutene 1.094 -0.010
C2H4S Thiirane 1.083 -0.010
C4H8 cyclobutane 1.093 -0.010
C4H4S Thiophene 1.079 -0.010
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 -0.010
C3H8 Propane 1.096 -0.010
C2H3 vinyl 1.080 -0.010
CH2CHCHO Acrolein 1.084 -0.010
C6H5F Fluorobenzene 1.083 -0.010
C2H4F2 1,2-difluoroethane 1.093 -0.010
C4H6 Cyclobutene 1.083 -0.010
C6H5OH phenol 1.082 -0.010
C3H6 Cyclopropane 1.083 -0.010
H2CS Thioformaldehyde 1.087 -0.010
C4H4N2 Pyrazine 1.083 -0.009
C4H10O Propane, 2-methoxy- 1.095 -0.009
C6H5NH2 aniline 1.084 -0.009
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 -0.009
C4H4O Furan 1.076 -0.009
C2H5N Aziridine 1.083 -0.009
C6H5CH3 toluene 1.083 -0.009
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 -0.009
CHOCHCHCH3 2-Butenal 1.084 -0.009
CH3SCH2CH3 Ethane, (methylthio)- 1.092 -0.009
C6H6 Benzvalene 1.082 -0.009
C6H5F Fluorobenzene 1.081 -0.009
H2CCCCH2 Butatriene 1.083 -0.009
C3H7SH 1-Propanethiol 1.090 -0.009
C4H8 cyclobutane 1.091 -0.009
CH2NN diazomethane 1.075 -0.009
C2H5N Aziridine 1.084 -0.009
C6H5OH phenol 1.084 -0.009
CHOCHCHCH3 2-Butenal 1.090 -0.009
C3H8 Propane 1.094 -0.009
C5H6 1-Buten-3-yne, 2-methyl- 1.090 -0.009
C6H5Cl chlorobenzene 1.082 -0.009
CH3OCHO methyl formate 1.086 -0.009
CH3NO2 Methane, nitro- 1.088 -0.009
CH3SCH2CH3 Ethane, (methylthio)- 1.090 -0.009
C4H5N (E)-2-Butenenitrile 1.090 -0.009
CH3CH2Cl Ethyl chloride 1.086 -0.009
C2H4O Ethylene oxide 1.084 -0.009
C6H6 Fulvene 1.080 -0.009
C2H2 Acetylene 1.063 -0.009
CH3CHS Thioacetaldehyde 1.089 -0.009
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 -0.009
C6H6 Benzvalene 1.078 -0.009
CH3SeH Methane selenol 1.088 -0.008
CH2CHOH ethenol 1.079 -0.008
C6H5Cl chlorobenzene 1.081 -0.008
C4H4N2 1,3-Diazine 1.082 -0.008
CH3 Methyl radical 1.079 -0.008
C4H5N (E)-2-Butenenitrile 1.081 -0.008
C6H12 Cyclohexane 1.093 -0.008
CH3CHFCH3 2-Fluoropropane 1.092 -0.008
C4H10O Ethoxy ethane 1.092 -0.008
C4H5N Pyrrole 1.076 -0.008
CH2CHCHO Acrolein 1.081 -0.008
CH2Br2 dibromomethane 1.079 -0.008
CH3SCH2CH3 Ethane, (methylthio)- 1.089 -0.008
C3H6O Propylene oxide 1.090 -0.008
CH3CH2Cl Ethyl chloride 1.089 -0.008
C6H5CH3 toluene 1.081 -0.008
C6H6 Benzvalene 1.078 -0.008
C2H5Br Ethyl bromide 1.093 -0.008
C10H16 adamantane 1.093 -0.008
C6H6 Fulvene 1.078 -0.007
CHOCHCHCH3 2-Butenal 1.086 -0.007
C6H5F Fluorobenzene 1.080 -0.007
C6H5Cl chlorobenzene 1.079 -0.007
CH3CH(CH3)CH3 Isobutane 1.092 -0.007
C3H4 cyclopropene 1.088 -0.007
C5H6 1-Buten-3-yne, 2-methyl- 1.081 -0.007
C2H5F fluoroethane 1.090 -0.007
C5H10 2-Pentene, (Z)- 1.092 -0.007
C2H6O2 1,2-Ethanediol 1.093 -0.007
C6H10O cyclohexanone 1.088 -0.007
CH3CHSHCH3 2-Propanethiol 1.091 -0.007
CH3Br methyl bromide 1.082 -0.007
C4H10O Ethoxy ethane 1.090 -0.007
C3H7SH 1-Propanethiol 1.092 -0.007
C2H2+ acetylene cation 1.077 -0.007
CH3CHClCH3 Propane, 2-chloro- 1.092 -0.007
CH3S thiomethoxy 1.090 -0.007
C2H3Cl Ethene, chloro- 1.079 -0.007
C5H6 Cyclopropylacetylene 1.080 -0.007
C2H6 Ethane 1.091 -0.007
HCCCN Cyanoacetylene 1.062 -0.007
CH3COF Acetyl fluoride 1.084 -0.007
C2H5F fluoroethane 1.091 -0.007
C3H4 cyclopropene 1.072 -0.006
C6H5CH3 toluene 1.081 -0.006
C4H4Se selenophene 1.079 -0.006
CH3CHO Acetaldehyde 1.086 -0.006
C2H3 vinyl 1.085 -0.006
HCN Hydrogen cyanide 1.064 -0.006
CH3F Methyl fluoride 1.087 -0.006
C2H3Br vinyl bromide 1.080 -0.006
CH3NHCH3 Dimethylamine 1.098 -0.006
C4H10O Propane, 2-methoxy- 1.090 -0.006
CH3COCH2CH3 2-Butanone 1.093 -0.006
CH3CCH propyne 1.060 -0.006
CH3CH2SH ethanethiol 1.091 -0.006
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 -0.006
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 -0.006
C2H5CN ethyl cyanide 1.088 -0.005
C5H10 2-Pentene, (E)- 1.082 -0.005
CH3CH2Cl Ethyl chloride 1.090 -0.005
HCP Phosphaethyne 1.067 -0.005
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 -0.005
CH4 Methane 1.087 -0.005
C2H5CN ethyl cyanide 1.087 -0.005
C3H8 Propane 1.089 -0.005
CH3OCH3 Dimethyl ether 1.085 -0.005
CH2CHF Ethene, fluoro- 1.077 -0.005
CH2F2 Methane, difluoro- 1.084 -0.005
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 -0.004
CH3NH2 methyl amine 1.093 -0.004
CH3CHNOH Acetaldoxime 1.085 -0.004
CH3CHFCH3 2-Fluoropropane 1.088 -0.004
C4H4N2 1,3-Diazine 1.079 -0.004
C3H6O Propylene oxide 1.082 -0.004
CH3CH2OH Ethanol 1.088 -0.004
C4H2 Diacetylene 1.058 -0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.087 -0.003
CHCl3 Chloroform 1.073 -0.003
C6H5OH phenol 1.076 -0.002
C8H8 cyclooctatetraene 1.079 -0.002
C6H10 1-Butyne, 3,3-dimethyl- 1.056 -0.002
C5H8 1,3-Butadiene, 2-methyl- 1.076 -0.002
C3H7N Cyclopropylamine 1.080 -0.002
CH3NHCH3 Dimethylamine 1.084 -0.001
CH2NH Methanimine 1.081 -0.001
C5H6 Cyclopropylacetylene 1.055 -0.001
C6H5CCH phenylacetylene 1.055 -0.001
C3H4O Methylketene 1.083 -0.001
C4H4Se selenophene 1.070 -0.001
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 -0.001
HCCBr bromoacetylene 1.055 -0.001
HCCF Fluoroacetylene 1.053 -0.000
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.001
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.001
C5H6S Thiophene, 3-methyl- 1.081 0.001
CH3CH2OH Ethanol 1.086 0.001
CHONH2 formamide 1.090 0.002
C4H9N Pyrrolidine 1.090 0.002
N(CH3)3 Trimethylamine 1.088 0.007
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 0.007
C3H5 Allyl radical 1.069 0.007
C4H4N2 Pyridazine 1.064 0.008
C2H Ethynyl radical 1.047 0.009
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.009
C5H10 2-Pentene, (Z)- 1.058 0.021
CH3SOCH3 Dimethyl sulfoxide 1.054 0.026
HCNO fulminic acid 1.027 0.027
HCO Formyl radical 1.080 0.027
C4H10O Methyl propyl ether 1.099 0.288
C3H3NO Isoxazole 1.075 0.352
C4H6 1-Methylcyclopropene 1.070 0.424
C4H6 1-Methylcyclopropene 1.098 0.650
C4H6 1-Methylcyclopropene 1.098 0.664
C4H6 1-Methylcyclopropene 1.087 0.719
C4H6 1-Methylcyclopropene 1.087 2.316
C4H6 1-Methylcyclopropene 1.085 3.086