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Compare Bonds

18 10 26 16 45

HF/6-31G** 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 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
-0.500 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 C6H6 Fulvene-0.054
Most positive difference C4H6 1-Methylcyclopropene3.097

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C6H6 Fulvene 1.130 -0.054
C3H8O2 1,3-Propanediol 1.140 -0.054
C3H5Cl3 Propane, 1,2,3-trichloro- 1.131 -0.053
C5H8O Methyl cyclopropyl ketone 1.126 -0.045
CH3CONH2 Acetamide 1.124 -0.044
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.042
C2H2O2 Ethanedial 1.132 -0.040
CHBr3 bromoform 1.110 -0.039
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.038
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.036
C2H6N2O2 Dimethylnitroamine 1.121 -0.035
C3H7NO dimethylformamide 1.112 -0.034
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.034
C2H3CCH 1-Buten-3-yne 1.090 -0.033
C4H6O2 2,3-Butanedione 1.114 -0.033
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.033
C4H5N Cyclopropanecarbonitrile 1.107 -0.033
C6H14 Hexane 1.118 -0.032
C2HF3 Trifluoroethylene 1.100 -0.032
C7H16 heptane 1.121 -0.032
HCONHCH3 N-methylformamide 1.114 -0.031
CH3CCCH3 2-Butyne 1.116 -0.031
C2H3CCH 1-Buten-3-yne 1.106 -0.031
C3H6S3 1,3,5-Trithiane 1.114 -0.031
C5H6 Propellane 1.106 -0.030
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.030
C5H12O Butane, 1-methoxy- 1.115 -0.029
CH3OCl methyl hypochlorite 1.111 -0.029
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.029
C5H12 Pentane 1.118 -0.029
C6H12 (E)-3-methylpent-2-ene 1.116 -0.028
CH3CH2CH2CH3 Butane 1.117 -0.028
C5H10 Cyclopentane 1.114 -0.028
C5H8 Spiropentane 1.105 -0.028
Si(CH3)4 tetramethylsilane 1.115 -0.028
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.028
C5H12 Propane, 2,2-dimethyl- 1.114 -0.027
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.027
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.027
C5H10O 2-Butanone, 3-methyl- 1.113 -0.027
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.027
C7H12 Norbornane 1.113 -0.027
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.026
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.026
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.026
C3H2N2 Malononitrile 1.109 -0.026
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.025
C4H8O2 Ethyl acetate 1.105 -0.025
HCCl Chloromethylene 1.119 -0.025
N(CH3)3 Trimethylamine 1.109 -0.024
CH3COCl Acetyl Chloride 1.105 -0.024
CH3O Methoxy radical 1.112 -0.023
CH2CHOH ethenol 1.097 -0.023
C5H8 1,4-Pentadiene 1.110 -0.022
CH3SH Methanethiol 1.104 -0.022
C3H8O2 Methane, dimethoxy- 1.108 -0.022
CH3COCH3 Acetone 1.103 -0.022
C5H8 Ethenylcyclopropane 1.099 -0.022
CH3CN Acetonitrile 1.104 -0.022
C6H5NO2 Nitrobenzene 1.093 -0.022
C2H8N2 Ethylenediamine 1.109 -0.021
CH3CH2NH2 Ethylamine 1.107 -0.021
CH3ONO Methyl nitrite 1.102 -0.021
C12H8 biphenylene 1.096 -0.021
CH3COOH Acetic acid 1.100 -0.021
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.021
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.020
CH3CH2CHO Propanal 1.103 -0.020
CH3CH(CH3)CH3 Isobutane 1.108 -0.019
C5H11N Piperidine 1.105 -0.018
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.018
C3H6S Thietane 1.100 -0.018
C2H3Cl Ethene, chloro- 1.090 -0.018
CH2NH Methanimine 1.103 -0.018
CH3CHNOH Acetaldoxime 1.100 -0.018
H2CO Formaldehyde 1.111 -0.018
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.018
C4H6O Cyclobutanone 1.100 -0.018
CH3CH2CHO Propanal 1.115 -0.017
CH3CHO Acetaldehyde 1.114 -0.017
C6H5CH2CH3 Ethylbenzene 1.094 -0.017
C5H8 Cyclobutane, methylene- 1.101 -0.017
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.017
CH2CHCHO Acrolein 1.113 -0.017
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.016
CH3NO3 Methyl nitrate 1.095 -0.016
C4H8O2 1,3-Dioxane 1.095 -0.016
CH2N2 diazirine 1.090 -0.016
C8H8 cubane 1.097 -0.016
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.016
CH2CS Thioketene 1.090 -0.016
CH3CH2CHO Propanal 1.105 -0.015
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.015
C5H6S Thiophene, 3-methyl- 1.090 -0.015
CH3OCHO methyl formate 1.101 -0.015
CHFClBr fluorochlorobromomethane 1.088 -0.015
CHF2Cl difluorochloromethane 1.090 -0.015
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.014
CH2PH Phosphaethene 1.090 -0.014
CH2BrF Methane, bromofluoro- 1.090 -0.014
CHF3 Methane, trifluoro- 1.091 -0.014
CH2CHF Ethene, fluoro- 1.087 -0.014
C2H3Br vinyl bromide 1.088 -0.014
CH(CN)3 tricyanomethane 1.100 -0.014
CH3OH Methyl alcohol 1.096 -0.014
C3H6O 2-Propen-1-ol 1.092 -0.014
C4H4N2 1,3-Diazine 1.087 -0.014
C3H6O 2-Propen-1-ol 1.091 -0.014
CH3CH2OH Ethanol 1.098 -0.014
CH3SSCH3 Disulfide, dimethyl 1.097 -0.013
CH2 Methylene 1.085 -0.013
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.013
CH2PH Phosphaethene 1.090 -0.013
CH2FCl fluorochloromethane 1.090 -0.013
C6H5CH3 toluene 1.100 -0.013
HFCO formyl fluoride 1.095 -0.013
CH3CH(CH3)CH3 Isobutane 1.100 -0.012
CH3SCH2CH3 Ethane, (methylthio)- 1.097 -0.012
CH3NC methyl isocyanide 1.094 -0.012
C4H6 Methylenecyclopropane 1.090 -0.012
CH3NHCH3 Dimethylamine 1.098 -0.012
CH2O2 Dioxirane 1.090 -0.012
C6H10 cyclohexene 1.090 -0.012
C4H5N (E)-2-Butenenitrile 1.090 -0.012
C3H3N acrylonitrile 1.086 -0.012
CH3CCH propyne 1.096 -0.012
HCOOH Formic acid 1.097 -0.012
CH2NOH formaldoxime 1.086 -0.012
C6H12 Cyclohexane 1.101 -0.012
C4H6O Furan, 2,5-dihydro- 1.100 -0.012
C3H4N2 1H-Pyrazole 1.082 -0.012
C3H8O2 Propylene glycol 1.095 -0.012
CH2CO Ketene 1.083 -0.012
CH3NO nitrosomethane 1.094 -0.012
CH3Cl Methyl chloride 1.090 -0.012
CH3ONO Methyl nitrite 1.090 -0.012
C4H6 Methylenecyclopropane 1.088 -0.012
CH3PH2 Methyl phosphine 1.094 -0.012
C2H4F2 1,2-difluoroethane 1.094 -0.012
CH2CHCHO Acrolein 1.089 -0.012
C3H4N2 1H-Pyrazole 1.083 -0.012
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.012
CH3SeCH3 dimethylselenide 1.093 -0.012
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.011
CH3CH2CHO Propanal 1.096 -0.011
C3H6O 2-Propen-1-ol 1.102 -0.011
CH2CCH2 allene 1.087 -0.011
CHOCHCHCH3 2-Butenal 1.108 -0.011
C2H5F fluoroethane 1.095 -0.011
C4H6S Thiophene, 2,5-dihydro- 1.095 -0.011
H2NCH2COOH Glycine 1.096 -0.011
C3H4N2 1H-Pyrazole 1.080 -0.011
HOCH2COOH Hydroxyacetic acid 1.097 -0.010
CH3CHClCH3 Propane, 2-chloro- 1.091 -0.010
C6H10 cyclohexene 1.100 -0.010
CH3CHS Thioacetaldehyde 1.098 -0.010
C4H10O Propane, 2-methoxy- 1.095 -0.010
CH2Cl2 Methylene chloride 1.085 -0.010
C5H8 Cyclopentene 1.095 -0.010
CH3NO3 Methyl nitrate 1.088 -0.010
C6H8 1,4-Cyclohexadiene 1.100 -0.010
CH3COCH2CH3 2-Butanone 1.095 -0.010
CH3COCH2CH3 2-Butanone 1.091 -0.010
CH3COCH2CH3 2-Butanone 1.096 -0.010
CH3COCH2CH3 2-Butanone 1.093 -0.010
C2H4 Ethylene 1.086 -0.010
CH2CHCH2CH3 1-Butene 1.095 -0.010
CH3SiH3 methyl silane 1.096 -0.010
C5H8 Bicyclo[2.1.0]pentane 1.085 -0.010
CHClCCl2 Trichloroethylene 1.080 -0.009
CH3SOCH3 Dimethyl sulfoxide 1.093 -0.009
CH3OC2H5 Ethane, methoxy- 1.099 -0.009
CH3OCH3 Dimethyl ether 1.099 -0.009
C5H8 Cyclopentene 1.085 -0.009
C4H4N2 Succinonitrile 1.092 -0.009
CH2CHCH2CH3 1-Butene 1.090 -0.009
CH3CHS Thioacetaldehyde 1.090 -0.009
CH Methylidyne 1.120 -0.009
C4H10O Ethoxy ethane 1.100 -0.009
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 -0.009
CH2CHF Ethene, fluoro- 1.082 -0.009
CH3OC2H5 Ethane, methoxy- 1.100 -0.009
CH3CHFCH3 2-Fluoropropane 1.094 -0.009
C2H6O2S Dimethyl sulfone 1.091 -0.009
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.009
C2H2ClF 1-chloro-1-fluoroethylene 1.082 -0.009
CH2CHOH ethenol 1.086 -0.009
C5H4O2 4-Cyclopentene-1,3-dione 1.093 -0.009
CH3CHFCH3 2-Fluoropropane 1.093 -0.009
C3H7SH 1-Propanethiol 1.094 -0.009
C2H5Br Ethyl bromide 1.087 -0.009
C3H4O Cyclopropanone 1.086 -0.009
C2H3Br vinyl bromide 1.080 -0.009
C4H6S Thiophene, 2,5-dihydro- 1.085 -0.009
CH3SCH3 Dimethyl sulfide 1.091 -0.009
C3H8 Propane 1.096 -0.008
C5H6 1-Buten-3-yne, 2-methyl- 1.065 -0.008
C3H3NO Oxazole 1.073 -0.008
H2CS Thioformaldehyde 1.087 -0.008
C4H8 cyclobutane 1.093 -0.008
C6H6 Benzene 1.084 -0.008
C4H10O Propane, 2-methoxy- 1.095 -0.008
C3H3NO Oxazole 1.075 -0.008
CH2CHCHO Acrolein 1.084 -0.008
C4H6 Cyclobutene 1.094 -0.008
C2H4S Thiirane 1.083 -0.008
C4H4S Thiophene 1.079 -0.008
C6H5F Fluorobenzene 1.083 -0.008
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 -0.008
C3H6O 2-Propen-1-ol 1.096 -0.008
C10H8 Azulene 1.084 -0.008
CH3NO nitrosomethane 1.092 -0.008
C3H3NO Oxazole 1.075 -0.008
CH3OC2H5 Ethane, methoxy- 1.092 -0.008
C2H3 vinyl 1.080 -0.008
C6H5CN phenyl cyanide 1.082 -0.008
C4H4N2 Pyrazine 1.083 -0.008
C4H4O Furan 1.076 -0.008
C4H6 Cyclobutene 1.083 -0.007
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 -0.007
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 -0.007
CH3SCH2CH3 Ethane, (methylthio)- 1.092 -0.007
C6H5F Fluorobenzene 1.081 -0.007
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 -0.007
CHOCHCHCH3 2-Butenal 1.084 -0.007
C3H8 Propane 1.094 -0.007
CH3CHS Thioacetaldehyde 1.089 -0.007
CH3NO2 Methane, nitro- 1.088 -0.007
CH3OCHO methyl formate 1.086 -0.007
CH3SeH Methane selenol 1.088 -0.007
C6H5NH2 aniline 1.084 -0.007
CH2NN diazomethane 1.075 -0.007
C3H6 Cyclopropane 1.083 -0.007
C6H5OH phenol 1.082 -0.007
C2H5N Aziridine 1.083 -0.007
H2CCCCH2 Butatriene 1.083 -0.007
CHOCHCHCH3 2-Butenal 1.090 -0.007
C6H5CH3 toluene 1.083 -0.007
C5H8O Cyclopentanone 1.095 -0.007
C3H7SH 1-Propanethiol 1.090 -0.007
CH3SCH2CH3 Ethane, (methylthio)- 1.090 -0.007
C4H5N (E)-2-Butenenitrile 1.090 -0.007
C5H6 1-Buten-3-yne, 2-methyl- 1.090 -0.007
CH2NOH formaldoxime 1.085 -0.007
CH3CHFCH3 2-Fluoropropane 1.092 -0.007
CH3CH2Cl Ethyl chloride 1.086 -0.007
C4H8 cyclobutane 1.091 -0.007
C4H4N2 1,3-Diazine 1.082 -0.007
C2H4O Ethylene oxide 1.084 -0.007
C10H8 Azulene 1.080 -0.007
C6H5Cl chlorobenzene 1.082 -0.006
C6H5OH phenol 1.084 -0.006
C2H2 Acetylene 1.063 -0.006
C6H6 Benzvalene 1.082 -0.006
C6H6 Benzvalene 1.078 -0.006
C2H5N Aziridine 1.084 -0.006
C6H6 Fulvene 1.080 -0.006
CH3 Methyl radical 1.079 -0.006
C6H12 Cyclohexane 1.093 -0.006
C6H5CN phenyl cyanide 1.080 -0.006
CH2CHOH ethenol 1.079 -0.006
C4H10O Ethoxy ethane 1.092 -0.006
CH2CHCHO Acrolein 1.081 -0.006
C10H8 Azulene 1.081 -0.006
CH3CH2Cl Ethyl chloride 1.089 -0.006
C2H5Br Ethyl bromide 1.093 -0.006
C3H6O Propylene oxide 1.090 -0.006
CH2Br2 dibromomethane 1.079 -0.006
CH3SCH2CH3 Ethane, (methylthio)- 1.089 -0.006
CH3CHSHCH3 2-Propanethiol 1.091 -0.006
CH3CH(CH3)CH3 Isobutane 1.092 -0.006
C4H5N (E)-2-Butenenitrile 1.081 -0.006
C2H5F fluoroethane 1.090 -0.006
C6H5Cl chlorobenzene 1.081 -0.006
C5H10 2-Pentene, (Z)- 1.092 -0.006
C4H10O Ethoxy ethane 1.090 -0.006
C3H7SH 1-Propanethiol 1.092 -0.006
CH3CHClCH3 Propane, 2-chloro- 1.092 -0.006
C6H5F Fluorobenzene 1.080 -0.005
C5H6 1-Buten-3-yne, 2-methyl- 1.081 -0.005
C10H16 adamantane 1.093 -0.005
CH3Br methyl bromide 1.082 -0.005
CHOCHCHCH3 2-Butenal 1.086 -0.005
C6H6 Benzvalene 1.078 -0.005
C4H5N Pyrrole 1.076 -0.005
C2H6O2 1,2-Ethanediol 1.093 -0.005
C6H5CH3 toluene 1.081 -0.005
C2H5F fluoroethane 1.091 -0.005
C2H6 Ethane 1.091 -0.005
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 -0.005
C6H10O cyclohexanone 1.088 -0.005
C6H6 Fulvene 1.078 -0.005
C6H5Cl chlorobenzene 1.079 -0.005
C2H3Cl Ethene, chloro- 1.079 -0.005
CH3COF Acetyl fluoride 1.084 -0.005
CH3S thiomethoxy 1.090 -0.005
C2H3 vinyl 1.085 -0.005
C2H2+ acetylene cation 1.077 -0.005
HCN Hydrogen cyanide 1.064 -0.005
C6H5CN phenyl cyanide 1.080 -0.005
C3H4 cyclopropene 1.088 -0.005
HCCCN Cyanoacetylene 1.062 -0.005
CH3CH2SH ethanethiol 1.091 -0.005
HCS+ Thioformyl cation 1.079 -0.004
C3H4 cyclopropene 1.072 -0.004
C4H4Se selenophene 1.079 -0.004
C10H8 Azulene 1.083 -0.004
CH3CHO Acetaldehyde 1.086 -0.004
C4H10O Propane, 2-methoxy- 1.090 -0.004
C2H3Br vinyl bromide 1.080 -0.004
CH3COCH2CH3 2-Butanone 1.093 -0.004
CH3F Methyl fluoride 1.087 -0.004
CH3NHCH3 Dimethylamine 1.098 -0.004
C6H5CH3 toluene 1.081 -0.004
C5H6 Cyclopropylacetylene 1.080 -0.004
CH2F2 Methane, difluoro- 1.084 -0.004
CH3CH2Cl Ethyl chloride 1.090 -0.004
CH3OC2H5 Ethane, methoxy- 1.086 -0.004
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 -0.004
HCP Phosphaethyne 1.067 -0.004
C10H8 Azulene 1.081 -0.004
CH3CHNOH Acetaldoxime 1.085 -0.004
C5H10 2-Pentene, (E)- 1.082 -0.004
C2H5CN ethyl cyanide 1.088 -0.004
CH3CCH propyne 1.060 -0.004
CH4 Methane 1.087 -0.003
CH3OC2H5 Ethane, methoxy- 1.089 -0.003
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 -0.003
C3H8 Propane 1.089 -0.003
CH2CHF Ethene, fluoro- 1.077 -0.003
C2H5CN ethyl cyanide 1.087 -0.003
CH3OCH3 Dimethyl ether 1.085 -0.003
SiH2(CH3)2 dimethylsilane 1.089 -0.003
CH3CHFCH3 2-Fluoropropane 1.088 -0.003
CH3OCl methyl hypochlorite 1.086 -0.003
C3H6O 2-Propen-1-ol 1.078 -0.002
C4H4N2 1,3-Diazine 1.079 -0.002
CH3CH2OH Ethanol 1.088 -0.002
C3H6O Propylene oxide 1.082 -0.002
CH3SCH2CH3 Ethane, (methylthio)- 1.087 -0.002
CH3NH2 methyl amine 1.093 -0.001
C4H2 Diacetylene 1.058 -0.001
CHCl3 Chloroform 1.073 -0.000
CH3CH2O Ethoxy radical 1.085 -0.000
CH2NH Methanimine 1.081 -0.000
C6H5OH phenol 1.076 0.000
CH3CH2O Ethoxy radical 1.086 0.000
C8H8 cyclooctatetraene 1.079 0.000
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.000
CH3NHCH3 Dimethylamine 1.084 0.000
C6H10 1-Butyne, 3,3-dimethyl- 1.056 0.001
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 0.001
C4H4Se selenophene 1.070 0.001
HCCCl Chloroacetylene 1.055 0.001
HCCBr bromoacetylene 1.055 0.001
CH3CH2O Ethoxy radical 1.088 0.001
CH2NCH3 N-methylmethanimine 1.089 0.001
GeH3CH3 methyl germane 1.083 0.001
C6H5Br bromobenzene 1.072 0.001
C5H6 Cyclopropylacetylene 1.055 0.001
C6H5CCH phenylacetylene 1.055 0.001
HCCF Fluoroacetylene 1.053 0.001
C3H7N Cyclopropylamine 1.080 0.002
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.002
CHONH2 formamide 1.090 0.002
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.003
C5H6S Thiophene, 3-methyl- 1.081 0.003
CH3CH2OH Ethanol 1.086 0.004
C4H9N Pyrrolidine 1.090 0.004
N(CH3)3 Trimethylamine 1.088 0.008
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 0.009
C3H5 Allyl radical 1.069 0.010
C4H4N2 Pyridazine 1.064 0.011
C2H Ethynyl radical 1.047 0.011
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.012
C5H10 2-Pentene, (Z)- 1.058 0.022
HCO Formyl radical 1.080 0.028
HCNO fulminic acid 1.027 0.028
CH3SOCH3 Dimethyl sulfoxide 1.054 0.028
C4H10O Methyl propyl ether 1.099 0.293
C3H3NO Isoxazole 1.075 0.353
C4H6 1-Methylcyclopropene 1.070 0.426
C4H6 1-Methylcyclopropene 1.098 0.652
C4H6 1-Methylcyclopropene 1.098 0.666
C4H6 1-Methylcyclopropene 1.087 0.720
C4H6 1-Methylcyclopropene 1.087 2.323
C4H6 1-Methylcyclopropene 1.085 3.097