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Compare Bonds

18 10 26 16 45

TPSSh/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 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 C3H4O Cyclopropanone-0.073
Most positive difference C4H6 1-Methylcyclopropene3.141

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H4O Cyclopropanone 1.086 -0.073
C4H6 Methylenecyclopropane 1.088 -0.052
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 -0.051
C4H6 Methylenecyclopropane 1.090 -0.050
C3H8O2 1,3-Propanediol 1.140 -0.043
C6H6 Fulvene 1.130 -0.043
CH2CHOCHCH2 Vinyl ether 1.103 -0.040
C3H5Cl3 Propane, 1,2,3-trichloro- 1.131 -0.040
C4H10O Ethoxy ethane 1.100 -0.037
C5H8O Methyl cyclopropyl ketone 1.126 -0.035
CH3CONH2 Acetamide 1.124 -0.034
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.031
CHBr3 bromoform 1.110 -0.027
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.026
C4H10O Ethoxy ethane 1.092 -0.026
C2H6N2O2 Dimethylnitroamine 1.121 -0.023
C2H2O2 Ethanedial 1.132 -0.023
C2H3CCH 1-Buten-3-yne 1.090 -0.023
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.023
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 -0.023
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.023
HCONHCH3 N-methylformamide 1.114 -0.022
C3H7NO dimethylformamide 1.112 -0.022
C6H14 Hexane 1.118 -0.022
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.021
C4H5N Cyclopropanecarbonitrile 1.107 -0.021
C4H10O Ethoxy ethane 1.090 -0.021
C7H16 heptane 1.121 -0.020
C2H3CCH 1-Buten-3-yne 1.106 -0.020
CH3CCCH3 2-Butyne 1.116 -0.020
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.019
C5H12O Butane, 1-methoxy- 1.115 -0.019
C3H6S3 1,3,5-Trithiane 1.114 -0.018
C2HF3 Trifluoroethylene 1.100 -0.018
C5H6 Propellane 1.106 -0.018
C5H12 Pentane 1.118 -0.018
CH3CH2CH2CH3 Butane 1.117 -0.018
Si(CH3)4 tetramethylsilane 1.115 -0.018
CH3OCl methyl hypochlorite 1.111 -0.018
C6H12 (E)-3-methylpent-2-ene 1.116 -0.018
C5H10 Cyclopentane 1.114 -0.018
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.017
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.017
C5H8 Spiropentane 1.105 -0.017
C5H12 Propane, 2,2-dimethyl- 1.114 -0.017
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.016
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.016
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.016
C7H12 Norbornane 1.113 -0.016
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.016
C5H10O 2-Butanone, 3-methyl- 1.113 -0.015
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.015
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.015
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.015
C4H8O2 Ethyl acetate 1.105 -0.015
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.014
N(CH3)3 Trimethylamine 1.109 -0.013
CH3COCl Acetyl Chloride 1.105 -0.013
C3H2N2 Malononitrile 1.109 -0.013
CH3COOH Acetic acid 1.100 -0.013
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.013
CH3SH Methanethiol 1.104 -0.012
CH3COCH3 Acetone 1.103 -0.012
C5H8 Ethenylcyclopropane 1.099 -0.011
CH2CHOH ethenol 1.097 -0.011
C5H8 1,4-Pentadiene 1.110 -0.011
CH2NN diazomethane 1.075 -0.011
C2H8N2 Ethylenediamine 1.109 -0.010
CH3CH2NH2 Ethylamine 1.107 -0.010
C12H8 biphenylene 1.096 -0.010
CH3SCH2CH3 Ethane, (methylthio)- 1.092 -0.010
CH3CN Acetonitrile 1.104 -0.010
CH2Cl chloromethyl radical 1.090 -0.009
C6H5NO2 Nitrobenzene 1.093 -0.009
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.009
CH3CH2CHO Propanal 1.103 -0.009
HCF Fluoromethylene 1.138 -0.009
CH3ONO Methyl nitrite 1.102 -0.008
C3H8O2 Methane, dimethoxy- 1.108 -0.008
C4H6O Cyclobutanone 1.100 -0.008
C5H11N Piperidine 1.105 -0.008
CH3CH(CH3)CH3 Isobutane 1.108 -0.008
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.008
CH3O Methoxy radical 1.112 -0.007
CH3CHNOH Acetaldoxime 1.100 -0.007
CH3NO3 Methyl nitrate 1.095 -0.007
C3H6S Thietane 1.100 -0.006
CHF2Cl difluorochloromethane 1.090 -0.006
C5H8 Cyclobutane, methylene- 1.101 -0.005
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.005
C2H3Cl Ethene, chloro- 1.090 -0.005
C6H5CH2CH3 Ethylbenzene 1.094 -0.005
C8H8 cubane 1.097 -0.005
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.004
C4H8O2 1,3-Dioxane 1.095 -0.004
C5H6S Thiophene, 3-methyl- 1.090 -0.004
CH2N2 diazirine 1.090 -0.004
HCCl Chloromethylene 1.119 -0.004
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.004
CH2CS Thioketene 1.090 -0.004
CH3CH2CHO Propanal 1.105 -0.004
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.004
CH2CHF Ethene, fluoro- 1.087 -0.003
CH3OH Methyl alcohol 1.096 -0.003
C2H4F2 1,2-difluoroethane 1.099 -0.003
CH3CH2OH Ethanol 1.098 -0.003
CH2NH Methanimine 1.103 -0.003
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.003
C3H6O 2-Propen-1-ol 1.091 -0.003
C3H6O 2-Propen-1-ol 1.092 -0.003
C6H10 1-Butyne, 3,3-dimethyl- 1.056 -0.003
C2H3Br vinyl bromide 1.088 -0.003
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.002
C6H5CH3 toluene 1.100 -0.002
CH3SCH2CH3 Ethane, (methylthio)- 1.090 -0.002
CH2PH Phosphaethene 1.090 -0.002
CH3SSCH3 Disulfide, dimethyl 1.097 -0.002
CH3CH(CH3)CH3 Isobutane 1.100 -0.002
H2CO Formaldehyde 1.111 -0.002
CH3CH2CHO Propanal 1.115 -0.002
CH2PH Phosphaethene 1.090 -0.002
CH3CH2CHO Propanal 1.096 -0.001
CH2 Methylene 1.085 -0.001
CHFClBr fluorochlorobromomethane 1.088 -0.001
C4H4N2 1,3-Diazine 1.087 -0.001
CH3NHCH3 Dimethylamine 1.098 -0.001
CHClCCl2 Trichloroethylene 1.080 -0.001
CH2BrF Methane, bromofluoro- 1.090 -0.001
CH2NOH formaldoxime 1.086 -0.001
C4H5N (E)-2-Butenenitrile 1.090 -0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.089 -0.001
CH3SeCH3 dimethylselenide 1.093 -0.001
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.001
CH3ONO Methyl nitrite 1.090 -0.001
CH3CHO Acetaldehyde 1.114 -0.001
C6H12 Cyclohexane 1.101 -0.001
CH3NC methyl isocyanide 1.094 -0.001
CH3NO nitrosomethane 1.094 -0.001
C3H4N2 1H-Pyrazole 1.082 -0.001
C3H8O2 Propylene glycol 1.095 -0.001
C3H4N2 1H-Pyrazole 1.083 -0.000
CH2CHCHO Acrolein 1.089 -0.000
CH3CCH propyne 1.096 -0.000
CH3NO3 Methyl nitrate 1.088 -0.000
CHF3 Methane, trifluoro- 1.091 -0.000
CH3Cl Methyl chloride 1.090 -0.000
CH3PH2 Methyl phosphine 1.094 -0.000
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.000
CH2CO Ketene 1.083 -0.000
CH3OCHO methyl formate 1.101 0.000
CH2CHCHO Acrolein 1.113 0.000
C6H10 cyclohexene 1.090 0.000
CH3COCH2CH3 2-Butanone 1.095 0.000
CH3SiH3 methyl silane 1.096 0.000
CH2CHCH2CH3 1-Butene 1.095 0.000
C3H4N2 1H-Pyrazole 1.080 0.000
C3H3N acrylonitrile 1.086 0.001
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 0.001
C5H8 Cyclopentene 1.095 0.001
CH(CN)3 tricyanomethane 1.100 0.001
HFCO formyl fluoride 1.095 0.001
CH2CCH2 allene 1.087 0.001
CH3COCH2CH3 2-Butanone 1.091 0.001
HCOOH Formic acid 1.097 0.001
CH3COCH2CH3 2-Butanone 1.093 0.001
CH3COCH2CH3 2-Butanone 1.096 0.001
C4H10O Propane, 2-methoxy- 1.095 0.001
C2H4 Ethylene 1.086 0.001
C6H10 cyclohexene 1.100 0.001
C2H6O2S Dimethyl sulfone 1.091 0.001
H2NCH2COOH Glycine 1.096 0.001
CH3CHFCH3 2-Fluoropropane 1.093 0.001
CH3SOCH3 Dimethyl sulfoxide 1.093 0.001
CH3CHFCH3 2-Fluoropropane 1.094 0.001
CH3CHS Thioacetaldehyde 1.090 0.001
CH3CHS Thioacetaldehyde 1.098 0.001
C3H7SH 1-Propanethiol 1.094 0.001
C2H2ClF 1-chloro-1-fluoroethylene 1.082 0.002
C4H6S Thiophene, 2,5-dihydro- 1.095 0.002
C3H6O 2-Propen-1-ol 1.102 0.002
CH3CHClCH3 Propane, 2-chloro- 1.091 0.002
C5H8 Bicyclo[2.1.0]pentane 1.085 0.002
CH2CHCH2CH3 1-Butene 1.090 0.002
CH2FCl fluorochloromethane 1.090 0.002
C4H8 cyclobutane 1.093 0.002
C5H6 1-Buten-3-yne, 2-methyl- 1.065 0.002
C4H6O Furan, 2,5-dihydro- 1.100 0.002
C2H4F2 1,2-difluoroethane 1.094 0.002
CH3SCH3 Dimethyl sulfide 1.091 0.002
C5H8 Bicyclo[2.1.0]pentane 1.095 0.002
C5H4O2 4-Cyclopentene-1,3-dione 1.093 0.002
C6H8 1,4-Cyclohexadiene 1.100 0.002
CH2CHOH ethenol 1.086 0.002
C3H8 Propane 1.096 0.002
CH2Cl2 Methylene chloride 1.085 0.002
CH3OC2H5 Ethane, methoxy- 1.092 0.002
C4H4N2 Succinonitrile 1.092 0.003
C5H8 Cyclopentene 1.085 0.003
CH2O2 Dioxirane 1.090 0.003
HOCH2COOH Hydroxyacetic acid 1.097 0.003
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.097 0.003
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 0.003
C4H4O Furan 1.076 0.003
C4H6S Thiophene, 2,5-dihydro- 1.085 0.003
C6H6 Benzene 1.084 0.003
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.003
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 0.003
C3H8 Propane 1.094 0.003
CH2CHCHO Acrolein 1.084 0.003
C4H6 Cyclobutene 1.094 0.003
C2H5Br Ethyl bromide 1.087 0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.003
C3H6 Cyclopropane 1.083 0.003
C3H4O Methylketene 1.083 0.003
C4H4S Thiophene 1.079 0.003
C2H2 Acetylene 1.063 0.003
CH3OC2H5 Ethane, methoxy- 1.099 0.003
CH3OCH3 Dimethyl ether 1.099 0.003
CH3SeH Methane selenol 1.088 0.003
C2H3 vinyl 1.080 0.004
CH2CHF Ethene, fluoro- 1.082 0.004
CH3NO2 Methane, nitro- 1.088 0.004
CH3OCHO methyl formate 1.086 0.004
C2H5F fluoroethane 1.095 0.004
CHOCHCHCH3 2-Butenal 1.090 0.004
C2H3Br vinyl bromide 1.080 0.004
CH3NO nitrosomethane 1.092 0.004
CH3OC2H5 Ethane, methoxy- 1.100 0.004
C4H5N (E)-2-Butenenitrile 1.090 0.004
C4H8 cyclobutane 1.091 0.004
C6H5F Fluorobenzene 1.083 0.004
C5H6 1-Buten-3-yne, 2-methyl- 1.090 0.004
C10H8 Azulene 1.084 0.004
C6H6 Benzvalene 1.082 0.004
C3H3NO Oxazole 1.075 0.004
CH3 Methyl radical 1.079 0.004
C6H5OH phenol 1.082 0.004
C2H4S Thiirane 1.083 0.004
C4H6 Cyclobutene 1.083 0.004
C3H3NO Oxazole 1.073 0.004
CH3CH2Cl Ethyl chloride 1.089 0.005
C6H5F Fluorobenzene 1.081 0.005
C6H5NH2 aniline 1.084 0.005
C6H5CH3 toluene 1.083 0.005
CHOCHCHCH3 2-Butenal 1.084 0.005
C3H6O Propylene oxide 1.090 0.005
C5H10 2-Pentene, (Z)- 1.092 0.005
C10H8 Azulene 1.080 0.005
C5H8O Cyclopentanone 1.095 0.005
C2H4F2 1,2-difluoroethane 1.093 0.005
CH3CH(CH3)CH3 Isobutane 1.092 0.005
CH2CHCHO Acrolein 1.081 0.005
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 0.005
C2H5Br Ethyl bromide 1.093 0.005
C2H5N Aziridine 1.083 0.005
C6H5Cl chlorobenzene 1.082 0.005
CH2CHOH ethenol 1.079 0.005
C3H3NO Oxazole 1.075 0.005
C2H6 Ethane 1.091 0.005
C3H7SH 1-Propanethiol 1.090 0.005
C2H5F fluoroethane 1.091 0.005
C3H7SH 1-Propanethiol 1.092 0.005
C6H6 Fulvene 1.080 0.005
C6H6 Benzvalene 1.078 0.005
C10H16 adamantane 1.093 0.005
C2H5F fluoroethane 1.090 0.005
HCCCN Cyanoacetylene 1.062 0.005
CH2NOH formaldoxime 1.085 0.005
C4H5N Pyrrole 1.076 0.005
C6H5OH phenol 1.084 0.005
C10H8 Azulene 1.081 0.005
CH3CHSHCH3 2-Propanethiol 1.091 0.005
CH3CHClCH3 Propane, 2-chloro- 1.092 0.005
C3H6O 2-Propen-1-ol 1.096 0.005
C2H5N Aziridine 1.084 0.005
C6H5Cl chlorobenzene 1.081 0.006
CH3CH2Cl Ethyl chloride 1.086 0.006
C6H12 Cyclohexane 1.093 0.006
C2H4O Ethylene oxide 1.084 0.006
H2CCCCH2 Butatriene 1.083 0.006
CH3COF Acetyl fluoride 1.084 0.006
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 0.006
C2H2+ acetylene cation 1.077 0.006
CH3CHO Acetaldehyde 1.086 0.006
CH3CHFCH3 2-Fluoropropane 1.092 0.006
C4H4N2 Pyrazine 1.083 0.006
C6H6 Fulvene 1.078 0.006
C6H6 Benzvalene 1.078 0.006
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.006
C4H10O Propane, 2-methoxy- 1.095 0.006
CH3Br methyl bromide 1.082 0.006
H2CS Thioformaldehyde 1.087 0.006
C4H10O Propane, 2-methoxy- 1.090 0.006
C6H5CH3 toluene 1.081 0.006
CH4 Methane 1.087 0.006
C2H3Cl Ethene, chloro- 1.079 0.006
CH3CH2SH ethanethiol 1.091 0.006
C6H5F Fluorobenzene 1.080 0.006
C6H5Cl chlorobenzene 1.079 0.006
C4H4Se selenophene 1.079 0.006
CH3CHS Thioacetaldehyde 1.089 0.006
CH3OC2H5 Ethane, methoxy- 1.089 0.007
HCN Hydrogen cyanide 1.064 0.007
C3H4 cyclopropene 1.088 0.007
CHOCHCHCH3 2-Butenal 1.086 0.007
CH3OC2H5 Ethane, methoxy- 1.086 0.007
CH3CH2Cl Ethyl chloride 1.090 0.007
C4H5N (E)-2-Butenenitrile 1.081 0.007
CH3CCH propyne 1.060 0.007
C6H10O cyclohexanone 1.088 0.007
C4H4N2 1,3-Diazine 1.082 0.007
CH3COCH2CH3 2-Butanone 1.093 0.007
C3H8 Propane 1.089 0.007
CH2CHF Ethene, fluoro- 1.077 0.007
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.007
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.007
C2H3Br vinyl bromide 1.080 0.007
C2H5CN ethyl cyanide 1.087 0.007
SiH2(CH3)2 dimethylsilane 1.089 0.007
CHOCHCHCH3 2-Butenal 1.108 0.007
CH3OCH3 Dimethyl ether 1.085 0.008
C6H5CH3 toluene 1.081 0.008
C3H4 cyclopropene 1.072 0.008
CH3CH2OH Ethanol 1.088 0.008
CH3CHFCH3 2-Fluoropropane 1.088 0.008
C5H6 Cyclopropylacetylene 1.080 0.008
CH3S thiomethoxy 1.090 0.008
C10H8 Azulene 1.083 0.008
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.008
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.008
C2H6O2 1,2-Ethanediol 1.093 0.008
C10H8 Azulene 1.081 0.008
CH2Br2 dibromomethane 1.079 0.008
C3H6O 2-Propen-1-ol 1.078 0.008
CH3F Methyl fluoride 1.087 0.009
C4H2 Diacetylene 1.058 0.009
HCP Phosphaethyne 1.067 0.009
C5H10 2-Pentene, (E)- 1.082 0.009
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.009
CH3CH2O Ethoxy radical 1.085 0.010
C2H5CN ethyl cyanide 1.088 0.010
CH3NHCH3 Dimethylamine 1.098 0.010
CH3CHNOH Acetaldoxime 1.085 0.010
C2H3 vinyl 1.085 0.010
CH2F2 Methane, difluoro- 1.084 0.010
HCCBr bromoacetylene 1.055 0.011
C4H4N2 1,3-Diazine 1.079 0.011
C3H4O Methylketene 1.083 0.011
HCCCl Chloroacetylene 1.055 0.011
CH3OCl methyl hypochlorite 1.086 0.011
HCS+ Thioformyl cation 1.079 0.011
CH3NHCH3 Dimethylamine 1.084 0.011
C3H6O Propylene oxide 1.082 0.011
CH3CH2O Ethoxy radical 1.086 0.011
GeH3CH3 methyl germane 1.083 0.011
HCCF Fluoroacetylene 1.053 0.011
C6H5OH phenol 1.076 0.011
C4H4Se selenophene 1.070 0.011
CH3NH2 methyl amine 1.093 0.011
C6H5CCH phenylacetylene 1.055 0.012
C5H6 Cyclopropylacetylene 1.055 0.012
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.012
CHCl3 Chloroform 1.073 0.012
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.012
CH2NH Methanimine 1.081 0.012
CH Methylidyne 1.120 0.013
C6H5Br bromobenzene 1.072 0.013
C8H8 cyclooctatetraene 1.079 0.013
C5H6S Thiophene, 3-methyl- 1.081 0.014
CH3CH2OH Ethanol 1.086 0.016
CH2NCH3 N-methylmethanimine 1.089 0.017
C3H7N Cyclopropylamine 1.080 0.017
CH3CH2O Ethoxy radical 1.088 0.017
C4H9N Pyrrolidine 1.090 0.017
C4H4N2 Pyridazine 1.064 0.018
CHONH2 formamide 1.090 0.019
C3H5 Allyl radical 1.069 0.021
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.021
N(CH3)3 Trimethylamine 1.088 0.021
C2H Ethynyl radical 1.047 0.022
C5H10 2-Pentene, (Z)- 1.058 0.034
CH3SOCH3 Dimethyl sulfoxide 1.054 0.038
HCO Formyl radical 1.080 0.048
C4H4N2O2 Uracil 0.957 0.128
C4H4N2O2 Uracil 0.931 0.150
C4H10O Methyl propyl ether 1.099 0.315
C3H3NO Isoxazole 1.075 0.347
C4H6 1-Methylcyclopropene 1.070 0.441
C4H6 1-Methylcyclopropene 1.098 0.665
C4H6 1-Methylcyclopropene 1.098 0.683
C4H6 1-Methylcyclopropene 1.087 0.740
C4H10O Ethanol, 1,1-dimethyl- 1.117 1.317
C4H6 1-Methylcyclopropene 1.087 2.343
C4H6 1-Methylcyclopropene 1.085 3.141