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Compare Bonds

18 10 26 16 45

M06-2X/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 C3H8O2 Propylene glycol-0.127
Most positive difference C4H6 1-Methylcyclopropene3.132

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H8O2 Propylene glycol 1.095 -0.127
CH3CHSHCH3 2-Propanethiol 1.091 -0.051
CHOCHCHCH3 2-Butenal 1.108 -0.048
C6H6 Fulvene 1.130 -0.044
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.043
C3H5Cl3 Propane, 1,2,3-trichloro- 1.131 -0.042
C5H10 2-Pentene, (E)- 1.082 -0.042
C3H4N2 1H-Pyrazole 1.083 -0.039
C3H4N2 1H-Pyrazole 1.082 -0.039
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.038
C3H4N2 1H-Pyrazole 1.080 -0.037
C5H8O Methyl cyclopropyl ketone 1.126 -0.036
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.036
CH3CONH2 Acetamide 1.124 -0.035
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.034
C4H5N (E)-2-Butenenitrile 1.090 -0.034
C2H6N2O2 Dimethylnitroamine 1.121 -0.033
C6H12 (E)-3-methylpent-2-ene 1.116 -0.031
C5H10 2-Pentene, (Z)- 1.058 -0.030
C5H10O 2-Butanone, 3-methyl- 1.113 -0.028
CHBr3 bromoform 1.110 -0.027
C2H2O2 Ethanedial 1.132 -0.026
C6H14 Hexane 1.118 -0.025
C4H6O2 2,3-Butanedione 1.114 -0.024
CHOCHCHCH3 2-Butenal 1.084 -0.024
HCONHCH3 N-methylformamide 1.114 -0.023
C4H5N (E)-2-Butenenitrile 1.081 -0.023
C2H3CCH 1-Buten-3-yne 1.090 -0.023
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.022
C3H7NO dimethylformamide 1.112 -0.022
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.022
CH3CCCH3 2-Butyne 1.116 -0.022
C7H16 heptane 1.121 -0.022
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.022
C2H3CCH 1-Buten-3-yne 1.106 -0.021
C5H12O Butane, 1-methoxy- 1.115 -0.021
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.021
CHOCHCHCH3 2-Butenal 1.086 -0.021
Si(CH3)4 tetramethylsilane 1.115 -0.020
C2HF3 Trifluoroethylene 1.100 -0.020
C5H10 Cyclopentane 1.114 -0.020
C5H6 Propellane 1.106 -0.020
CHOCHCHCH3 2-Butenal 1.090 -0.020
CH3CH2CH2CH3 Butane 1.117 -0.019
C5H8 Spiropentane 1.105 -0.019
C5H12 Pentane 1.118 -0.019
C3H6S3 1,3,5-Trithiane 1.114 -0.019
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.019
C4H5N Cyclopropanecarbonitrile 1.107 -0.018
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.018
CH3OCl methyl hypochlorite 1.111 -0.018
C7H12 Norbornane 1.113 -0.018
C5H12 Propane, 2,2-dimethyl- 1.114 -0.018
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.018
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.018
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.018
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.017
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.017
C4H8O2 Ethyl acetate 1.105 -0.016
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.015
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.015
CH3COCl Acetyl Chloride 1.105 -0.015
N(CH3)3 Trimethylamine 1.109 -0.015
C3H2N2 Malononitrile 1.109 -0.014
C4H5N Pyrrole 1.076 -0.013
CH3SH Methanethiol 1.104 -0.013
CH3COCH3 Acetone 1.103 -0.013
C5H8 1,4-Pentadiene 1.110 -0.012
CH3CN Acetonitrile 1.104 -0.012
C5H8 Ethenylcyclopropane 1.099 -0.012
HCF Fluoromethylene 1.138 -0.012
CH3CH2NH2 Ethylamine 1.107 -0.011
CH3COOH Acetic acid 1.100 -0.011
CH2CHOH ethenol 1.097 -0.011
C2H8N2 Ethylenediamine 1.109 -0.011
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.011
C12H8 biphenylene 1.096 -0.011
CH3CH2CHO Propanal 1.103 -0.010
C6H5NO2 Nitrobenzene 1.093 -0.010
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.010
C5H11N Piperidine 1.105 -0.010
CH3ONO Methyl nitrite 1.102 -0.009
C4H6O Cyclobutanone 1.100 -0.009
CH3CH(CH3)CH3 Isobutane 1.108 -0.009
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.009
CH3CHNOH Acetaldoxime 1.100 -0.009
C3H6S Thietane 1.100 -0.008
C5H8 Cyclobutane, methylene- 1.101 -0.008
C4H4N2 1,3-Diazine 1.087 -0.007
C8H8 cubane 1.097 -0.007
CH2NH Methanimine 1.103 -0.007
CH2N2 diazirine 1.090 -0.007
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.007
CH3O Methoxy radical 1.112 -0.007
C4H10O Propane, 2-methoxy- 1.095 -0.006
C2H3Cl Ethene, chloro- 1.090 -0.006
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.006
CH2 Methylene 1.085 -0.006
CH3CH2CHO Propanal 1.105 -0.006
HCCl Chloromethylene 1.119 -0.006
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.005
CH2CS Thioketene 1.090 -0.005
C5H10 2-Pentene, (Z)- 1.092 -0.005
CH3CH2OH Ethanol 1.098 -0.005
CH2CHF Ethene, fluoro- 1.087 -0.005
C4H8O2 1,3-Dioxane 1.095 -0.005
C5H6S Thiophene, 3-methyl- 1.090 -0.005
CH3CH2CHO Propanal 1.115 -0.004
H2CO Formaldehyde 1.111 -0.004
CH3OH Methyl alcohol 1.096 -0.004
CH3NO3 Methyl nitrate 1.095 -0.004
C6H5CH3 toluene 1.100 -0.004
C2H4F2 1,2-difluoroethane 1.099 -0.004
CH2PH Phosphaethene 1.090 -0.004
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.004
CH3SSCH3 Disulfide, dimethyl 1.097 -0.004
C2H3Br vinyl bromide 1.088 -0.004
C4H4N2 1,3-Diazine 1.082 -0.004
C3H6O 2-Propen-1-ol 1.091 -0.004
CH3CHO Acetaldehyde 1.114 -0.003
CH3CH2CHO Propanal 1.096 -0.003
C3H6O 2-Propen-1-ol 1.092 -0.003
C4H6 Methylenecyclopropane 1.090 -0.003
CH3CH(CH3)CH3 Isobutane 1.100 -0.003
CH3PH2 Methyl phosphine 1.094 -0.003
C4H10O Propane, 2-methoxy- 1.095 -0.003
CH3NHCH3 Dimethylamine 1.098 -0.003
CH2PH Phosphaethene 1.090 -0.003
CH3SeCH3 dimethylselenide 1.093 -0.003
CH3CCH propyne 1.096 -0.002
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 -0.002
CH3SiH3 methyl silane 1.096 -0.002
CH3COCH2CH3 2-Butanone 1.095 -0.002
CH3NC methyl isocyanide 1.094 -0.002
CH3OCHO methyl formate 1.101 -0.002
CH2NOH formaldoxime 1.086 -0.002
CH2CO Ketene 1.083 -0.002
CH3SCH2CH3 Ethane, (methylthio)- 1.097 -0.002
C6H12 Cyclohexane 1.101 -0.002
CH3ONO Methyl nitrite 1.090 -0.002
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.002
C4H6 Methylenecyclopropane 1.088 -0.002
CH3NO nitrosomethane 1.094 -0.002
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.002
CH2BrF Methane, bromofluoro- 1.090 -0.001
CH2CHCHO Acrolein 1.113 -0.001
CHFClBr fluorochlorobromomethane 1.088 -0.001
CH3Cl Methyl chloride 1.090 -0.001
CH(CN)3 tricyanomethane 1.100 -0.001
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.001
C6H10 cyclohexene 1.090 -0.001
CH2CHCH2CH3 1-Butene 1.095 -0.001
CH3CHS Thioacetaldehyde 1.098 -0.001
CH2CCH2 allene 1.087 -0.001
CH2CHCHO Acrolein 1.089 -0.001
C3H3N acrylonitrile 1.086 -0.001
C3H7SH 1-Propanethiol 1.094 -0.001
CH3COCH2CH3 2-Butanone 1.096 -0.001
C5H8 Cyclopentene 1.095 -0.001
CH3COCH2CH3 2-Butanone 1.091 -0.001
CHF2Cl difluorochloromethane 1.090 -0.001
C6H10 cyclohexene 1.100 -0.001
C5H8 Bicyclo[2.1.0]pentane 1.085 -0.000
H2NCH2COOH Glycine 1.096 -0.000
CH3COCH2CH3 2-Butanone 1.093 -0.000
CH2O2 Dioxirane 1.090 -0.000
C4H6O Furan, 2,5-dihydro- 1.100 -0.000
C4H6S Thiophene, 2,5-dihydro- 1.095 -0.000
C6H8 1,4-Cyclohexadiene 1.100 -0.000
CH3CHFCH3 2-Fluoropropane 1.093 -0.000
CH3SOCH3 Dimethyl sulfoxide 1.093 -0.000
CHF3 Methane, trifluoro- 1.091 -0.000
C3H6O 2-Propen-1-ol 1.102 -0.000
C2H4 Ethylene 1.086 -0.000
CH2FCl fluorochloromethane 1.090 0.000
C5H8 Bicyclo[2.1.0]pentane 1.095 0.000
CH3CHFCH3 2-Fluoropropane 1.094 0.000
C3H8 Propane 1.096 0.000
C3H4O Cyclopropanone 1.086 0.001
C2H5F fluoroethane 1.095 0.001
CH2CHOH ethenol 1.086 0.001
CH3SCH3 Dimethyl sulfide 1.091 0.001
CH3CHS Thioacetaldehyde 1.090 0.001
C4H6 Cyclobutene 1.094 0.001
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 0.001
CH3 Methyl radical 1.079 0.001
HCOOH Formic acid 1.097 0.001
C2H2ClF 1-chloro-1-fluoroethylene 1.082 0.001
C2H6O2S Dimethyl sulfone 1.091 0.001
CH3OC2H5 Ethane, methoxy- 1.092 0.001
C5H4O2 4-Cyclopentene-1,3-dione 1.093 0.001
C4H4N2 1,3-Diazine 1.079 0.001
CH3NO3 Methyl nitrate 1.088 0.001
HOCH2COOH Hydroxyacetic acid 1.097 0.001
CH2CHCH2CH3 1-Butene 1.090 0.001
CH3CHClCH3 Propane, 2-chloro- 1.091 0.001
C4H6S Thiophene, 2,5-dihydro- 1.085 0.001
C3H8 Propane 1.094 0.001
C5H8 Cyclopentene 1.085 0.001
C3H6O Propylene oxide 1.090 0.001
C4H4N2 Succinonitrile 1.092 0.001
HFCO formyl fluoride 1.095 0.001
C3H6 Cyclopropane 1.083 0.001
C3H4O Methylketene 1.083 0.001
C4H10O Ethoxy ethane 1.092 0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.092 0.002
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 0.002
CH3OC2H5 Ethane, methoxy- 1.099 0.002
CH3OCH3 Dimethyl ether 1.099 0.002
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 0.002
C6H6 Benzene 1.084 0.002
CH2Cl2 Methylene chloride 1.085 0.002
C4H4S Thiophene 1.079 0.002
CH3NO nitrosomethane 1.092 0.002
C2H3 vinyl 1.080 0.002
CH3SeH Methane selenol 1.088 0.002
C2H5Br Ethyl bromide 1.087 0.002
C5H6 1-Buten-3-yne, 2-methyl- 1.065 0.002
C5H6 1-Buten-3-yne, 2-methyl- 1.090 0.002
C2H5Br Ethyl bromide 1.093 0.002
C2H4S Thiirane 1.083 0.002
CHClCCl2 Trichloroethylene 1.080 0.002
CH3OCHO methyl formate 1.086 0.002
CH2CHCHO Acrolein 1.084 0.002
C6H5OH phenol 1.082 0.002
C6H12 Cyclohexane 1.093 0.002
C4H10O Ethoxy ethane 1.100 0.002
C2H5N Aziridine 1.083 0.003
C4H5N (E)-2-Butenenitrile 1.090 0.003
C10H8 Azulene 1.084 0.003
C6H6 Benzvalene 1.082 0.003
C2H3Br vinyl bromide 1.080 0.003
C4H4O Furan 1.076 0.003
C6H5Cl chlorobenzene 1.082 0.003
CH2NN diazomethane 1.075 0.003
CH2CHOH ethenol 1.079 0.003
C2H6 Ethane 1.091 0.003
CH3NO2 Methane, nitro- 1.088 0.003
C2H5F fluoroethane 1.090 0.003
C2H5F fluoroethane 1.091 0.003
CH3OC2H5 Ethane, methoxy- 1.100 0.003
CH3CH(CH3)CH3 Isobutane 1.092 0.003
C4H10O Ethoxy ethane 1.090 0.003
C4H6 Cyclobutene 1.083 0.003
C2H5N Aziridine 1.084 0.003
C6H5OH phenol 1.084 0.003
C5H8O Cyclopentanone 1.095 0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.090 0.003
CH3CH2Cl Ethyl chloride 1.089 0.003
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 0.003
C2H4F2 1,2-difluoroethane 1.093 0.003
C6H5F Fluorobenzene 1.083 0.003
C3H7SH 1-Propanethiol 1.092 0.003
CH3CHClCH3 Propane, 2-chloro- 1.092 0.003
CH2CHF Ethene, fluoro- 1.082 0.003
C10H8 Azulene 1.080 0.003
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 0.003
C6H6 Fulvene 1.080 0.003
C6H5CH3 toluene 1.083 0.004
H2CCCCH2 Butatriene 1.083 0.004
C6H5NH2 aniline 1.084 0.004
C10H8 Azulene 1.081 0.004
C6H5Cl chlorobenzene 1.081 0.004
C4H10O Propane, 2-methoxy- 1.090 0.004
CH2CHCHO Acrolein 1.081 0.004
C6H6 Benzvalene 1.078 0.004
C2H4O Ethylene oxide 1.084 0.004
C6H6 Benzvalene 1.078 0.004
CH3CH2SH ethanethiol 1.091 0.004
CH4 Methane 1.087 0.004
C4H4N2 Pyrazine 1.083 0.004
C3H4 cyclopropene 1.088 0.004
CH3SCH2CH3 Ethane, (methylthio)- 1.089 0.004
H2CS Thioformaldehyde 1.087 0.004
C3H3NO Oxazole 1.073 0.004
C2H2 Acetylene 1.063 0.004
C3H3NO Oxazole 1.075 0.004
CH3COF Acetyl fluoride 1.084 0.004
C3H6O 2-Propen-1-ol 1.096 0.004
CH3OC2H5 Ethane, methoxy- 1.089 0.004
CH3CH2Cl Ethyl chloride 1.086 0.004
CH3CH2Cl Ethyl chloride 1.090 0.004
CH2NOH formaldoxime 1.085 0.005
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.005
CH3CHO Acetaldehyde 1.086 0.005
C6H6 Fulvene 1.078 0.005
C6H10O cyclohexanone 1.088 0.005
SiH2(CH3)2 dimethylsilane 1.089 0.005
C3H3NO Oxazole 1.075 0.005
CH3Br methyl bromide 1.082 0.005
C3H8 Propane 1.089 0.005
C6H5F Fluorobenzene 1.081 0.005
C6H5CH3 toluene 1.081 0.005
C10H16 adamantane 1.093 0.005
CH Methylidyne 1.120 0.005
C6H5Cl chlorobenzene 1.079 0.005
C2H6O2 1,2-Ethanediol 1.093 0.005
C2H5CN ethyl cyanide 1.087 0.005
C4H4Se selenophene 1.079 0.005
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.005
CH3CHFCH3 2-Fluoropropane 1.092 0.006
CH3CHS Thioacetaldehyde 1.089 0.006
C2H3Cl Ethene, chloro- 1.079 0.006
CH3COCH2CH3 2-Butanone 1.093 0.006
CH2Br2 dibromomethane 1.079 0.006
CH3CH2OH Ethanol 1.088 0.006
CH3OC2H5 Ethane, methoxy- 1.086 0.006
C2H3Br vinyl bromide 1.080 0.006
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.006
CH3CHFCH3 2-Fluoropropane 1.088 0.006
C6H5F Fluorobenzene 1.080 0.006
C5H6 Cyclopropylacetylene 1.080 0.006
HCN Hydrogen cyanide 1.064 0.006
C2H2+ acetylene cation 1.077 0.006
C3H4 cyclopropene 1.072 0.006
CH2CHF Ethene, fluoro- 1.077 0.006
CH3OCH3 Dimethyl ether 1.085 0.007
CH3NHCH3 Dimethylamine 1.098 0.007
CH3S thiomethoxy 1.090 0.007
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.007
C2H5CN ethyl cyanide 1.088 0.007
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.007
CH3CCH propyne 1.060 0.007
HCCCN Cyanoacetylene 1.062 0.007
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.007
CH3F Methyl fluoride 1.087 0.007
C3H6O Propylene oxide 1.082 0.007
C6H5CH3 toluene 1.081 0.007
C10H8 Azulene 1.081 0.007
C10H8 Azulene 1.083 0.007
C3H6O 2-Propen-1-ol 1.078 0.007
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.007
C2H3 vinyl 1.085 0.007
CH3CHNOH Acetaldoxime 1.085 0.008
HCP Phosphaethyne 1.067 0.008
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.008
CH3CH2O Ethoxy radical 1.086 0.008
CH3NH2 methyl amine 1.093 0.008
CH3CH2O Ethoxy radical 1.085 0.008
CH3OCl methyl hypochlorite 1.086 0.009
C3H7SH 1-Propanethiol 1.090 0.009
C6H5OH phenol 1.076 0.009
CH3NHCH3 Dimethylamine 1.084 0.009
C4H2 Diacetylene 1.058 0.009
GeH3CH3 methyl germane 1.083 0.009
CH2F2 Methane, difluoro- 1.084 0.009
C3H4O Methylketene 1.083 0.009
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 0.010
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.011
C8H8 cyclooctatetraene 1.079 0.011
C4H4Se selenophene 1.070 0.011
C6H10 1-Butyne, 3,3-dimethyl- 1.056 0.011
CH2NH Methanimine 1.081 0.011
HCCBr bromoacetylene 1.055 0.011
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.011
HCCCl Chloroacetylene 1.055 0.012
C6H5CCH phenylacetylene 1.055 0.012
C6H5Br bromobenzene 1.072 0.012
C3H7N Cyclopropylamine 1.080 0.012
HCCF Fluoroacetylene 1.053 0.012
C5H6S Thiophene, 3-methyl- 1.081 0.012
CHCl3 Chloroform 1.073 0.012
C5H6 Cyclopropylacetylene 1.055 0.013
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.013
CH3CH2OH Ethanol 1.086 0.014
C4H9N Pyrrolidine 1.090 0.015
CHONH2 formamide 1.090 0.016
CH3CH2O Ethoxy radical 1.088 0.017
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 0.018
N(CH3)3 Trimethylamine 1.088 0.019
C3H5 Allyl radical 1.069 0.020
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.021
C4H4N2 Pyridazine 1.064 0.021
CH3SOCH3 Dimethyl sulfoxide 1.054 0.037
HCO Formyl radical 1.080 0.046
C4H10O Methyl propyl ether 1.099 0.303
C3H3NO Isoxazole 1.075 0.349
C4H6 1-Methylcyclopropene 1.070 0.433
C4H6 1-Methylcyclopropene 1.098 0.664
C4H6 1-Methylcyclopropene 1.098 0.681
C4H6 1-Methylcyclopropene 1.087 0.738
C4H10O Ethanol, 1,1-dimethyl- 1.117 1.300
C4H6 1-Methylcyclopropene 1.087 2.328
C4H6 1-Methylcyclopropene 1.085 3.132