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Compare Bonds

18 10 26 16 45

HSEh1PBE/3-21G 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 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-0.110
Most positive difference C4H6 1-Methylcyclopropene3.118

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H8O2 Propylene glycol 1.095 -0.110
CH3CHSHCH3 2-Propanethiol 1.091 -0.052
C6H6 Fulvene 1.130 -0.044
C3H4N2 1H-Pyrazole 1.083 -0.044
C3H4N2 1H-Pyrazole 1.082 -0.043
C3H5Cl3 Propane, 1,2,3-trichloro- 1.131 -0.042
CHOCHCHCH3 2-Butenal 1.108 -0.042
C3H4N2 1H-Pyrazole 1.080 -0.041
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.041
C5H10 2-Pentene, (E)- 1.082 -0.040
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.036
C4H5N (E)-2-Butenenitrile 1.090 -0.032
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.032
C2H6N2O2 Dimethylnitroamine 1.121 -0.030
C2H2O2 Ethanedial 1.132 -0.030
C2H3CCH 1-Buten-3-yne 1.090 -0.028
C6H12 (E)-3-methylpent-2-ene 1.116 -0.028
C5H10 2-Pentene, (Z)- 1.058 -0.028
CH3CONH2 Acetamide 1.124 -0.028
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.026
CHBr3 bromoform 1.110 -0.026
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.024
C4H6O2 2,3-Butanedione 1.114 -0.023
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.023
C6H14 Hexane 1.118 -0.023
C2HF3 Trifluoroethylene 1.100 -0.022
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.022
HCONHCH3 N-methylformamide 1.114 -0.022
C4H5N (E)-2-Butenenitrile 1.081 -0.022
C2H3CCH 1-Buten-3-yne 1.106 -0.021
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.021
C7H16 heptane 1.121 -0.021
C3H6S3 1,3,5-Trithiane 1.114 -0.021
C5H6 Propellane 1.106 -0.021
C4H5N Cyclopropanecarbonitrile 1.107 -0.021
C5H8 Spiropentane 1.105 -0.020
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.020
CHOCHCHCH3 2-Butenal 1.084 -0.020
C5H12O Butane, 1-methoxy- 1.115 -0.019
CH3CCCH3 2-Butyne 1.116 -0.019
C3H7NO dimethylformamide 1.112 -0.019
Si(CH3)4 tetramethylsilane 1.115 -0.018
CH3CH2CH2CH3 Butane 1.117 -0.018
C5H10 Cyclopentane 1.114 -0.018
C5H12 Pentane 1.118 -0.018
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.018
C7H12 Norbornane 1.113 -0.017
C5H12 Propane, 2,2-dimethyl- 1.114 -0.017
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.017
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.017
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.016
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.016
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.016
CHOCHCHCH3 2-Butenal 1.086 -0.016
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.016
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.015
C4H8O2 Ethyl acetate 1.105 -0.015
CH3OCl methyl hypochlorite 1.111 -0.015
CHOCHCHCH3 2-Butenal 1.090 -0.014
C5H8 Ethenylcyclopropane 1.099 -0.014
CH3SH Methanethiol 1.104 -0.014
N(CH3)3 Trimethylamine 1.109 -0.014
CH2CHOH ethenol 1.097 -0.013
C5H10O 2-Butanone, 3-methyl- 1.113 -0.013
C12H8 biphenylene 1.096 -0.013
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.012
CH3COCl Acetyl Chloride 1.105 -0.012
CH2N2 diazirine 1.090 -0.012
C4H5N Pyrrole 1.076 -0.012
CH3COCH3 Acetone 1.103 -0.011
C5H8 1,4-Pentadiene 1.110 -0.011
C6H5NO2 Nitrobenzene 1.093 -0.011
C8H8 cubane 1.097 -0.011
C2H8N2 Ethylenediamine 1.109 -0.011
CH3CH2NH2 Ethylamine 1.107 -0.011
CH3COOH Acetic acid 1.100 -0.011
CH3SCH2CH3 Ethane, (methylthio)- 1.092 -0.010
C2H3Cl Ethene, chloro- 1.090 -0.010
C3H2N2 Malononitrile 1.109 -0.010
C3H6S Thietane 1.100 -0.010
C4H6O Cyclobutanone 1.100 -0.009
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.009
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.009
CH3CH2CHO Propanal 1.103 -0.009
CH3CN Acetonitrile 1.104 -0.009
CH3ONO Methyl nitrite 1.102 -0.009
CH3CH(CH3)CH3 Isobutane 1.108 -0.009
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.008
C5H6S Thiophene, 3-methyl- 1.090 -0.008
C5H8 Cyclobutane, methylene- 1.101 -0.008
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.008
C6H5CH2CH3 Ethylbenzene 1.094 -0.008
CH3CH2CHO Propanal 1.115 -0.007
CH3OCHO methyl formate 1.101 -0.007
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.007
H2CO Formaldehyde 1.111 -0.007
CH3O Methoxy radical 1.112 -0.007
CH2NH Methanimine 1.103 -0.006
C4H4N2 1,3-Diazine 1.087 -0.006
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.006
C4H8O2 1,3-Dioxane 1.095 -0.006
CH3CHO Acetaldehyde 1.114 -0.006
CH2CHF Ethene, fluoro- 1.087 -0.005
C4H4N2 1,3-Diazine 1.082 -0.005
C5H8 Bicyclo[2.1.0]pentane 1.085 -0.005
CHF2Cl difluorochloromethane 1.090 -0.005
CH2O2 Dioxirane 1.090 -0.005
HCOOH Formic acid 1.097 -0.005
C4H10O Propane, 2-methoxy- 1.095 -0.005
HFCO formyl fluoride 1.095 -0.005
CH3SCH2CH3 Ethane, (methylthio)- 1.090 -0.004
CH2PH Phosphaethene 1.090 -0.004
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 -0.004
C2H3Br vinyl bromide 1.088 -0.004
C4H6 Methylenecyclopropane 1.090 -0.004
CH3CH2CHO Propanal 1.105 -0.004
CH3CH2OH Ethanol 1.098 -0.004
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.004
C2H4F2 1,2-difluoroethane 1.099 -0.004
C5H10 2-Pentene, (Z)- 1.092 -0.004
CH3NO3 Methyl nitrate 1.095 -0.004
CHF3 Methane, trifluoro- 1.091 -0.004
CH3OH Methyl alcohol 1.096 -0.004
CH2PH Phosphaethene 1.090 -0.004
CH3SSCH3 Disulfide, dimethyl 1.097 -0.004
CH3SCH2CH3 Ethane, (methylthio)- 1.089 -0.003
CH2CS Thioketene 1.090 -0.003
CH2CHCHO Acrolein 1.113 -0.003
CH2 Methylene 1.085 -0.003
CHFClBr fluorochlorobromomethane 1.088 -0.003
CH2FCl fluorochloromethane 1.090 -0.003
CH3Cl Methyl chloride 1.090 -0.003
CH3NO nitrosomethane 1.094 -0.003
CH2NOH formaldoxime 1.086 -0.003
C5H6 1-Buten-3-yne, 2-methyl- 1.065 -0.003
C6H6 Benzvalene 1.078 -0.002
CH3CH2CHO Propanal 1.096 -0.002
CH3CH(CH3)CH3 Isobutane 1.100 -0.002
C4H6 Cyclobutene 1.083 -0.002
CH3PH2 Methyl phosphine 1.094 -0.002
C4H10O Propane, 2-methoxy- 1.095 -0.002
C6H5CH3 toluene 1.100 -0.002
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.002
C3H3NO Oxazole 1.075 -0.002
C4H6 Methylenecyclopropane 1.088 -0.002
CH2BrF Methane, bromofluoro- 1.090 -0.002
C4H4O Furan 1.076 -0.002
C4H4S Thiophene 1.079 -0.002
C6H10 cyclohexene 1.090 -0.002
CH3NHCH3 Dimethylamine 1.098 -0.001
CH3SOCH3 Dimethyl sulfoxide 1.093 -0.001
C6H12 Cyclohexane 1.101 -0.001
C3H3NO Oxazole 1.075 -0.001
CH3ONO Methyl nitrite 1.090 -0.001
C4H6S Thiophene, 2,5-dihydro- 1.095 -0.001
C3H3NO Oxazole 1.073 -0.001
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.001
C5H8 Cyclopentene 1.085 -0.001
CHClCCl2 Trichloroethylene 1.080 -0.001
CH2Cl2 Methylene chloride 1.085 -0.001
C6H6 Benzvalene 1.082 -0.001
CH3COCH2CH3 2-Butanone 1.095 -0.001
C2H6O2S Dimethyl sulfone 1.091 -0.001
C3H4 cyclopropene 1.072 -0.001
CH3SiH3 methyl silane 1.096 -0.001
CH2CHCHO Acrolein 1.089 -0.001
CH3SeCH3 dimethylselenide 1.093 -0.001
CH2CO Ketene 1.083 -0.000
C4H6 Cyclobutene 1.094 -0.000
CH3NC methyl isocyanide 1.094 -0.000
C2H5N Aziridine 1.083 -0.000
C3H4O Cyclopropanone 1.086 -0.000
C2H2 Acetylene 1.063 -0.000
H2NCH2COOH Glycine 1.096 -0.000
CH2CHOH ethenol 1.086 -0.000
CH2CHCH2CH3 1-Butene 1.095 -0.000
CH2CCH2 allene 1.087 -0.000
C3H7SH 1-Propanethiol 1.094 0.000
CH3CHClCH3 Propane, 2-chloro- 1.091 0.000
C2H4 Ethylene 1.086 0.000
C3H4 cyclopropene 1.088 0.000
HCN Hydrogen cyanide 1.064 0.000
CH3SCH3 Dimethyl sulfide 1.091 0.000
C4H6S Thiophene, 2,5-dihydro- 1.085 0.000
C2H4S Thiirane 1.083 0.000
C2H2ClF 1-chloro-1-fluoroethylene 1.082 0.000
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 0.000
CH2CHCH2CH3 1-Butene 1.090 0.000
C3H3N acrylonitrile 1.086 0.000
C10H8 Azulene 1.081 0.000
C6H6 Fulvene 1.080 0.000
C3H6 Cyclopropane 1.083 0.001
C4H4N2 Pyrazine 1.083 0.001
C6H6 Benzene 1.084 0.001
CH3CCH propyne 1.096 0.001
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 0.001
C10H8 Azulene 1.080 0.001
C4H8 cyclobutane 1.093 0.001
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 0.001
C4H8 cyclobutane 1.091 0.001
CH3COCH2CH3 2-Butanone 1.091 0.001
C4H6O Furan, 2,5-dihydro- 1.100 0.001
C5H8 Cyclopentene 1.095 0.001
C2H3 vinyl 1.080 0.001
CH3CHFCH3 2-Fluoropropane 1.094 0.001
C4H4N2 1,3-Diazine 1.079 0.001
HCCCN Cyanoacetylene 1.062 0.001
CH2CHCHO Acrolein 1.084 0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.097 0.001
CH3COCH2CH3 2-Butanone 1.093 0.001
CH3COCH2CH3 2-Butanone 1.096 0.001
C6H5OH phenol 1.084 0.001
CH3CHFCH3 2-Fluoropropane 1.093 0.001
C6H5OH phenol 1.082 0.001
C6H6 Benzvalene 1.078 0.001
C6H5NH2 aniline 1.084 0.001
C6H10 cyclohexene 1.100 0.001
C2H5F fluoroethane 1.095 0.001
H2CS Thioformaldehyde 1.087 0.001
C2H3Br vinyl bromide 1.080 0.002
CH3CHS Thioacetaldehyde 1.090 0.002
CH2NOH formaldoxime 1.085 0.002
C2H4O Ethylene oxide 1.084 0.002
C6H5Cl chlorobenzene 1.082 0.002
CH2CHF Ethene, fluoro- 1.082 0.002
C3H8 Propane 1.096 0.002
C6H6 Fulvene 1.078 0.002
C2H5N Aziridine 1.084 0.002
HOCH2COOH Hydroxyacetic acid 1.097 0.002
C6H5CH3 toluene 1.083 0.002
C4H10O Ethoxy ethane 1.100 0.002
C2H2+ acetylene cation 1.077 0.002
CH3OCHO methyl formate 1.086 0.002
CH3CCH propyne 1.060 0.002
CH3CHS Thioacetaldehyde 1.089 0.002
CH3CHS Thioacetaldehyde 1.098 0.002
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 0.002
CH3OCH3 Dimethyl ether 1.099 0.002
C6H8 1,4-Cyclohexadiene 1.100 0.003
C6H5Cl chlorobenzene 1.081 0.003
C6H5F Fluorobenzene 1.083 0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.003
C5H4O2 4-Cyclopentene-1,3-dione 1.093 0.003
CH2CHOH ethenol 1.079 0.003
C3H8 Propane 1.094 0.003
C10H8 Azulene 1.084 0.003
C4H10O Ethoxy ethane 1.092 0.003
C3H4O Methylketene 1.083 0.003
CH3NO nitrosomethane 1.092 0.003
CH3NO3 Methyl nitrate 1.088 0.003
C6H5F Fluorobenzene 1.081 0.003
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.003
C4H4Se selenophene 1.079 0.003
CH3CH2Cl Ethyl chloride 1.086 0.003
C2H4F2 1,2-difluoroethane 1.093 0.003
CH3 Methyl radical 1.079 0.003
C2H5Br Ethyl bromide 1.087 0.003
CH2CHCHO Acrolein 1.081 0.003
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 0.003
C3H6O Propylene oxide 1.090 0.003
C2H5F fluoroethane 1.091 0.004
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 0.004
CH(CN)3 tricyanomethane 1.100 0.004
C6H5CH3 toluene 1.081 0.004
CH3SeH Methane selenol 1.088 0.004
C3H7SH 1-Propanethiol 1.092 0.004
C6H5Cl chlorobenzene 1.079 0.004
C4H10O Ethoxy ethane 1.090 0.004
C4H5N (E)-2-Butenenitrile 1.090 0.004
CH2NN diazomethane 1.075 0.004
C5H6 1-Buten-3-yne, 2-methyl- 1.090 0.004
C2H5F fluoroethane 1.090 0.004
CH3CH2Cl Ethyl chloride 1.089 0.004
CH3NO2 Methane, nitro- 1.088 0.004
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.004
C6H12 Cyclohexane 1.093 0.004
H2CCCCH2 Butatriene 1.083 0.004
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.004
C2H3Cl Ethene, chloro- 1.079 0.004
C4H10O Propane, 2-methoxy- 1.090 0.004
CH3CH(CH3)CH3 Isobutane 1.092 0.005
HCP Phosphaethyne 1.067 0.005
C4H4N2 Succinonitrile 1.092 0.005
C2H6 Ethane 1.091 0.005
CH3COF Acetyl fluoride 1.084 0.005
C2H5Br Ethyl bromide 1.093 0.005
C4H2 Diacetylene 1.058 0.005
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.005
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.005
C6H5F Fluorobenzene 1.080 0.005
C5H8O Cyclopentanone 1.095 0.005
C6H5CH3 toluene 1.081 0.005
CH2CHF Ethene, fluoro- 1.077 0.006
C3H6O Propylene oxide 1.082 0.006
C2H3Br vinyl bromide 1.080 0.006
CH3CHFCH3 2-Fluoropropane 1.092 0.006
CH3CHClCH3 Propane, 2-chloro- 1.092 0.006
C6H10O cyclohexanone 1.088 0.006
CH3Br methyl bromide 1.082 0.006
HCCBr bromoacetylene 1.055 0.006
CH3CHO Acetaldehyde 1.086 0.006
CH4 Methane 1.087 0.006
CH3CHFCH3 2-Fluoropropane 1.088 0.006
C6H10 1-Butyne, 3,3-dimethyl- 1.056 0.006
C5H6 Cyclopropylacetylene 1.080 0.006
CH3CH2SH ethanethiol 1.091 0.006
HCCCl Chloroacetylene 1.055 0.006
CH2Br2 dibromomethane 1.079 0.006
CH3CH2OH Ethanol 1.088 0.007
SiH2(CH3)2 dimethylsilane 1.089 0.007
C6H5CCH phenylacetylene 1.055 0.007
C10H8 Azulene 1.083 0.007
C3H8 Propane 1.089 0.007
C10H16 adamantane 1.093 0.007
HCCF Fluoroacetylene 1.053 0.007
CH3COCH2CH3 2-Butanone 1.093 0.007
CH3S thiomethoxy 1.090 0.007
C5H6 Cyclopropylacetylene 1.055 0.007
C10H8 Azulene 1.081 0.007
C2H6O2 1,2-Ethanediol 1.093 0.007
CH3OCH3 Dimethyl ether 1.085 0.007
CH3CH2Cl Ethyl chloride 1.090 0.007
C2H5CN ethyl cyanide 1.087 0.007
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.008
C6H5OH phenol 1.076 0.008
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.008
C4H4Se selenophene 1.070 0.008
CH3OCl methyl hypochlorite 1.086 0.008
CH2NH Methanimine 1.081 0.009
C2H3 vinyl 1.085 0.009
CH3F Methyl fluoride 1.087 0.009
CH2F2 Methane, difluoro- 1.084 0.009
C3H7SH 1-Propanethiol 1.090 0.009
CH3CH2O Ethoxy radical 1.086 0.009
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 0.009
CH3CH2O Ethoxy radical 1.085 0.009
C6H5Br bromobenzene 1.072 0.009
CH3NHCH3 Dimethylamine 1.098 0.010
C2H5CN ethyl cyanide 1.088 0.010
CHCl3 Chloroform 1.073 0.010
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.010
CH3NHCH3 Dimethylamine 1.084 0.011
C8H8 cyclooctatetraene 1.079 0.011
HCCl Chloromethylene 1.119 0.011
GeH3CH3 methyl germane 1.083 0.011
C3H4O Methylketene 1.083 0.011
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.012
C3H7N Cyclopropylamine 1.080 0.013
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.013
CH3NH2 methyl amine 1.093 0.013
C5H6S Thiophene, 3-methyl- 1.081 0.014
CHONH2 formamide 1.090 0.014
CH3CH2OH Ethanol 1.086 0.016
CH3CH2O Ethoxy radical 1.088 0.016
C4H9N Pyrrolidine 1.090 0.018
C4H4N2 Pyridazine 1.064 0.019
C3H5 Allyl radical 1.069 0.020
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 0.020
N(CH3)3 Trimethylamine 1.088 0.021
CH2I2 Diiodomethane 1.066 0.021
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.022
CH Methylidyne 1.120 0.025
HCNO fulminic acid 1.027 0.032
CH3SOCH3 Dimethyl sulfoxide 1.054 0.037
HCO Formyl radical 1.080 0.040
C4H10O Methyl propyl ether 1.099 0.345
C3H3NO Isoxazole 1.075 0.352
C4H6 1-Methylcyclopropene 1.070 0.456
C4H6 1-Methylcyclopropene 1.098 0.668
C4H6 1-Methylcyclopropene 1.098 0.685
C4H6 1-Methylcyclopropene 1.087 0.750
C4H8S Thiophene, tetrahydro- 1.117 0.787
C3H6O 2-Propen-1-ol 1.096 1.023
C3H6O 2-Propen-1-ol 1.102 1.284
C4H10O Ethanol, 1,1-dimethyl- 1.117 1.335
C3H6O 2-Propen-1-ol 1.078 1.394
C5H8O Methyl cyclopropyl ketone 1.126 1.428
C3H6O 2-Propen-1-ol 1.091 1.603
C4H6 1-Methylcyclopropene 1.087 2.337
C3H6O 2-Propen-1-ol 1.092 2.606
C4H6 1-Methylcyclopropene 1.085 3.118