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Compare Bonds

18 10 26 16 45

B3LYP/CEP-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 1,3-Propanediol-0.036
Most positive difference C4H6 1-Methylcyclopropene3.202

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H8O2 1,3-Propanediol 1.140 -0.036
C6H6 Fulvene 1.130 -0.035
C3H5Cl3 Propane, 1,2,3-trichloro- 1.131 -0.034
C5H8O Methyl cyclopropyl ketone 1.126 -0.027
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.024
CH3CONH2 Acetamide 1.124 -0.022
C2H2O2 Ethanedial 1.132 -0.021
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.021
C2H3CCH 1-Buten-3-yne 1.090 -0.020
C2H6N2O2 Dimethylnitroamine 1.121 -0.019
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.017
CHBr3 bromoform 1.110 -0.016
C4H5N Cyclopropanecarbonitrile 1.107 -0.016
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.016
C4H6O2 2,3-Butanedione 1.114 -0.015
C3H7NO dimethylformamide 1.112 -0.014
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.014
C6H14 Hexane 1.118 -0.013
C7H16 heptane 1.121 -0.013
C3H6S3 1,3,5-Trithiane 1.114 -0.013
HCONHCH3 N-methylformamide 1.114 -0.012
C5H6 Propellane 1.106 -0.012
CH3CCCH3 2-Butyne 1.116 -0.012
C2HF3 Trifluoroethylene 1.100 -0.012
C2H3CCH 1-Buten-3-yne 1.106 -0.011
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.011
C5H8 Spiropentane 1.105 -0.010
C5H12O Butane, 1-methoxy- 1.115 -0.010
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.010
Si(CH3)4 tetramethylsilane 1.115 -0.010
C5H10 Cyclopentane 1.114 -0.010
C7H12 Norbornane 1.113 -0.009
CH3CH2CH2CH3 Butane 1.117 -0.009
C5H12 Pentane 1.118 -0.009
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.009
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.009
C5H12 Propane, 2,2-dimethyl- 1.114 -0.008
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.008
C6H12 (E)-3-methylpent-2-ene 1.116 -0.008
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.008
C5H10O 2-Butanone, 3-methyl- 1.113 -0.008
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.008
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.008
CH3OCl methyl hypochlorite 1.111 -0.007
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.007
C4H8O2 Ethyl acetate 1.105 -0.006
C3H2N2 Malononitrile 1.109 -0.006
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.006
N(CH3)3 Trimethylamine 1.109 -0.006
CH2CHOH ethenol 1.097 -0.006
C12H8 biphenylene 1.096 -0.005
CH3SH Methanethiol 1.104 -0.005
C5H8 Ethenylcyclopropane 1.099 -0.005
CH3COCl Acetyl Chloride 1.105 -0.005
C3H8O2 Methane, dimethoxy- 1.108 -0.004
C5H8 1,4-Pentadiene 1.110 -0.004
CH3COCH3 Acetone 1.103 -0.003
C2H8N2 Ethylenediamine 1.109 -0.003
CH3CN Acetonitrile 1.104 -0.002
CH3CH2NH2 Ethylamine 1.107 -0.002
CH3COOH Acetic acid 1.100 -0.002
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.002
C8H8 cubane 1.097 -0.001
CH3ONO Methyl nitrite 1.102 -0.001
C4H8O2 1,3-Dioxane 1.095 -0.001
C3H6S Thietane 1.100 -0.001
CH3CH2CHO Propanal 1.103 -0.001
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.000
CH3CH(CH3)CH3 Isobutane 1.108 -0.000
CH2N2 diazirine 1.090 -0.000
C6H5CH2CH3 Ethylbenzene 1.094 -0.000
CH2Cl chloromethyl radical 1.090 -0.000
C2H3Cl Ethene, chloro- 1.090 0.000
C5H11N Piperidine 1.105 0.000
C4H6O Cyclobutanone 1.100 0.000
CH3OCHO methyl formate 1.101 0.001
C5H6 1-Buten-3-yne, 2-methyl- 1.091 0.001
C5H8 Cyclobutane, methylene- 1.101 0.001
CH3O Methoxy radical 1.112 0.001
C5H8 Bicyclo[2.1.0]pentane 1.095 0.001
C5H6S Thiophene, 3-methyl- 1.090 0.001
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 0.001
H2CO Formaldehyde 1.111 0.001
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 0.002
CH2CHCHO Acrolein 1.113 0.002
C3H5ClO Oxirane, (chloromethyl)- 1.095 0.002
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 0.002
CH3CH2CHO Propanal 1.115 0.003
C3H6O 2-Propen-1-ol 1.092 0.003
CH3OH Methyl alcohol 1.096 0.003
CH3CHO Acetaldehyde 1.114 0.003
C3H4N2 1H-Pyrazole 1.083 0.004
C4H4N2 1,3-Diazine 1.087 0.004
C3H4N2 1H-Pyrazole 1.082 0.004
CH3CH2CHO Propanal 1.105 0.004
CH2NH Methanimine 1.103 0.004
C2H3Br vinyl bromide 1.088 0.004
CH3NO3 Methyl nitrate 1.095 0.004
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 0.004
HCOOH Formic acid 1.097 0.004
C3H6O 2-Propen-1-ol 1.091 0.004
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 0.004
C3H4N2 1H-Pyrazole 1.080 0.005
CH3CH2OH Ethanol 1.098 0.005
C4H6 Methylenecyclopropane 1.090 0.005
C5H6 1-Buten-3-yne, 2-methyl- 1.065 0.005
CH2CS Thioketene 1.090 0.005
CH(CN)3 tricyanomethane 1.100 0.005
CH2PH Phosphaethene 1.090 0.005
CH3SSCH3 Disulfide, dimethyl 1.097 0.005
CH2PH Phosphaethene 1.090 0.005
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 0.005
CH2O2 Dioxirane 1.090 0.006
C5H8 Bicyclo[2.1.0]pentane 1.085 0.006
C4H5N (E)-2-Butenenitrile 1.090 0.006
CH3SCH2CH3 Ethane, (methylthio)- 1.097 0.006
C2H6O2S Dimethyl sulfone 1.091 0.006
HFCO formyl fluoride 1.095 0.006
C2H4F2 1,2-difluoroethane 1.094 0.006
CH2BrF Methane, bromofluoro- 1.090 0.006
C3H3N acrylonitrile 1.086 0.006
CH2FCl fluorochloromethane 1.090 0.006
C4H6O Furan, 2,5-dihydro- 1.100 0.007
CH3CH(CH3)CH3 Isobutane 1.100 0.007
CH2CHCHO Acrolein 1.089 0.007
CHF3 Methane, trifluoro- 1.091 0.007
CH2CHF Ethene, fluoro- 1.087 0.007
HOCH2COOH Hydroxyacetic acid 1.097 0.007
CH3ONO Methyl nitrite 1.090 0.007
C6H10 cyclohexene 1.090 0.007
CH2NOH formaldoxime 1.086 0.007
C6H12 Cyclohexane 1.101 0.007
CH3PH2 Methyl phosphine 1.094 0.007
CH3Cl Methyl chloride 1.090 0.007
H2NCH2COOH Glycine 1.096 0.007
CH3NHCH3 Dimethylamine 1.098 0.007
CHF2Cl difluorochloromethane 1.090 0.007
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 0.007
C4H10O Propane, 2-methoxy- 1.095 0.008
C2H5F fluoroethane 1.095 0.008
CHOCHCHCH3 2-Butenal 1.108 0.008
CHFClBr fluorochlorobromomethane 1.088 0.008
C4H6S Thiophene, 2,5-dihydro- 1.095 0.008
CH3SeCH3 dimethylselenide 1.093 0.008
CH3CCH propyne 1.096 0.008
C5H8 Cyclopentene 1.085 0.008
CH3CH2CHO Propanal 1.096 0.008
C4H6 Methylenecyclopropane 1.088 0.008
CH3SiH3 methyl silane 1.096 0.008
CH3NC methyl isocyanide 1.094 0.008
C4H4S Thiophene 1.079 0.008
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 0.008
CH3SOCH3 Dimethyl sulfoxide 1.093 0.008
C3H6O 2-Propen-1-ol 1.102 0.008
C4H4O Furan 1.076 0.008
C4H6 Cyclobutene 1.083 0.008
CH2FCH2CH3 1-Fluoropropane 1.095 0.008
CH3CHClCH3 Propane, 2-chloro- 1.091 0.009
CH3NO nitrosomethane 1.094 0.009
CH2CHCH2CH3 1-Butene 1.090 0.009
C3H3NO Oxazole 1.075 0.009
C5H8 Bicyclo[2.1.0]pentane 1.095 0.009
HCCCN Cyanoacetylene 1.062 0.009
C3H3NO Oxazole 1.075 0.009
C4H4N2 1,3-Diazine 1.082 0.009
CH2CCH2 allene 1.087 0.009
CH2CO Ketene 1.083 0.009
CH2Cl2 Methylene chloride 1.085 0.009
CHClCCl2 Trichloroethylene 1.080 0.009
C5H4O2 4-Cyclopentene-1,3-dione 1.093 0.009
C3H4O Cyclopropanone 1.086 0.009
CH3CHFCH3 2-Fluoropropane 1.093 0.009
CH3SCH3 Dimethyl sulfide 1.091 0.009
C6H6 Benzvalene 1.082 0.009
C5H8 Cyclopentene 1.095 0.009
CH3CHS Thioacetaldehyde 1.090 0.009
C6H10 cyclohexene 1.100 0.009
C3H3NO Oxazole 1.073 0.009
C10H8 Azulene 1.081 0.009
CH3CHFCH3 2-Fluoropropane 1.094 0.009
C10H8 Azulene 1.080 0.009
C2H5N Aziridine 1.083 0.009
C4H4N2 Pyrazine 1.083 0.009
C2H4S Thiirane 1.083 0.009
CH2CHCHO Acrolein 1.084 0.009
C4H6S Thiophene, 2,5-dihydro- 1.085 0.010
C6H6 Benzene 1.084 0.010
C6H5F Fluorobenzene 1.081 0.010
CH2CHOH ethenol 1.086 0.010
CH2CHCH2CH3 1-Butene 1.095 0.010
C6H5F Fluorobenzene 1.083 0.010
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 0.010
C6H6 Fulvene 1.080 0.010
C3H6O 2-Propen-1-ol 1.096 0.010
C2H2 Acetylene 1.063 0.010
C4H4N2 Succinonitrile 1.092 0.010
CH3CCH propyne 1.060 0.010
C2H4 Ethylene 1.086 0.010
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 0.010
CH2FCH2CH3 1-Fluoropropane 1.094 0.010
C6H5CN phenyl cyanide 1.082 0.010
C4H6 Cyclobutene 1.094 0.010
C6H8 1,4-Cyclohexadiene 1.100 0.010
CH3OCHO methyl formate 1.086 0.010
C3H7SH 1-Propanethiol 1.094 0.010
CH3NO3 Methyl nitrate 1.088 0.010
C4H8 cyclobutane 1.093 0.010
CH2CHF Ethene, fluoro- 1.082 0.010
CHOCHCHCH3 2-Butenal 1.084 0.010
CH3CHS Thioacetaldehyde 1.098 0.010
C2H4O Ethylene oxide 1.084 0.010
C6H5OH phenol 1.082 0.010
C3H6 Cyclopropane 1.083 0.010
C6H5NH2 aniline 1.084 0.010
C6H6 Benzvalene 1.078 0.010
C3H4 cyclopropene 1.088 0.010
C6H6 Benzvalene 1.078 0.011
C6H5CN phenyl cyanide 1.080 0.011
CH3OC2H5 Ethane, methoxy- 1.099 0.011
C6H6 Fulvene 1.078 0.011
CH3OCH3 Dimethyl ether 1.099 0.011
C3H8 Propane 1.096 0.011
CH3OC2H5 Ethane, methoxy- 1.092 0.011
C6H5OH phenol 1.084 0.011
C6H5Cl chlorobenzene 1.082 0.011
C6H5Cl chlorobenzene 1.079 0.011
C4H10O Ethoxy ethane 1.100 0.011
C2H3Br vinyl bromide 1.080 0.011
CH3OC2H5 Ethane, methoxy- 1.100 0.011
C4H8 cyclobutane 1.091 0.011
C4H5N Pyrrole 1.076 0.011
CHOCHCHCH3 2-Butenal 1.090 0.011
C2H5Br Ethyl bromide 1.087 0.011
C10H8 Azulene 1.084 0.011
C2H2ClF 1-chloro-1-fluoroethylene 1.082 0.011
C4H5N (E)-2-Butenenitrile 1.090 0.011
CH3SCH2CH3 Ethane, (methylthio)- 1.092 0.011
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 0.011
C6H5Cl chlorobenzene 1.081 0.011
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 0.011
CH2 Methylene 1.085 0.012
CH3SCH2CH3 Ethane, (methylthio)- 1.090 0.012
CH3SeH Methane selenol 1.088 0.012
C5H8O Cyclopentanone 1.095 0.012
C3H7SH 1-Propanethiol 1.090 0.012
CH3CHSHCH3 2-Propanethiol 1.091 0.012
H2CS Thioformaldehyde 1.087 0.012
CH3CHFCH3 2-Fluoropropane 1.092 0.012
C2H5N Aziridine 1.084 0.012
C5H6 1-Buten-3-yne, 2-methyl- 1.090 0.012
C4H10O Propane, 2-methoxy- 1.095 0.012
CH3NO nitrosomethane 1.092 0.012
C4H2 Diacetylene 1.058 0.012
CH3NO2 Methane, nitro- 1.088 0.012
C3H8 Propane 1.094 0.012
CH3CH2Cl Ethyl chloride 1.086 0.012
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 0.012
C6H5F Fluorobenzene 1.080 0.012
C4H5N (E)-2-Butenenitrile 1.081 0.012
C3H7SH 1-Propanethiol 1.092 0.012
C3H6O Propylene oxide 1.090 0.012
C3H4 cyclopropene 1.072 0.013
C2H6O2 1,2-Ethanediol 1.093 0.013
CH3SCH2CH3 Ethane, (methylthio)- 1.089 0.013
C2H5F fluoroethane 1.090 0.013
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.013
CH3CH2Cl Ethyl chloride 1.089 0.013
CH2FCH2CH3 1-Fluoropropane 1.093 0.013
CH3I methyl iodide 1.084 0.013
C5H6 Cyclopropylacetylene 1.080 0.013
C4H4Se selenophene 1.079 0.013
CH3CHS Thioacetaldehyde 1.089 0.013
C2H3Cl Ethene, chloro- 1.079 0.013
H2CCCCH2 Butatriene 1.083 0.013
C6H12 Cyclohexane 1.093 0.013
C4H10O Ethoxy ethane 1.090 0.013
CH2NOH formaldoxime 1.085 0.013
C10H16 adamantane 1.093 0.013
CH3OC2H5 Ethane, methoxy- 1.086 0.013
C6H5CN phenyl cyanide 1.080 0.013
CHOCHCHCH3 2-Butenal 1.086 0.013
C6H10O cyclohexanone 1.088 0.013
C5H10 2-Pentene, (Z)- 1.092 0.013
C3H6O Propylene oxide 1.082 0.013
CH3CH(CH3)CH3 Isobutane 1.092 0.013
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.014
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.014
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.014
C4H10O Ethoxy ethane 1.092 0.014
CH2CHCHO Acrolein 1.081 0.014
C6H10 1-Butyne, 3,3-dimethyl- 1.056 0.014
C2H2+ acetylene cation 1.077 0.014
CH3OCH3 Dimethyl ether 1.085 0.014
CH3F Methyl fluoride 1.087 0.014
C10H8 Azulene 1.083 0.014
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.014
CH2CHOH ethenol 1.079 0.014
C4H4N2 1,3-Diazine 1.079 0.014
CH2NN diazomethane 1.075 0.014
C5H10 2-Pentene, (E)- 1.082 0.014
CH3Br methyl bromide 1.082 0.014
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.014
C2H6 Ethane 1.091 0.014
CH3COF Acetyl fluoride 1.084 0.015
C2H5Br Ethyl bromide 1.093 0.015
CH3CHO Acetaldehyde 1.086 0.015
C6H5CCH phenylacetylene 1.055 0.015
C2H3 vinyl 1.080 0.015
C5H6 Cyclopropylacetylene 1.055 0.015
CH2Br2 dibromomethane 1.079 0.015
SiH2(CH3)2 dimethylsilane 1.089 0.015
HCN Hydrogen cyanide 1.064 0.015
CH2F2 Methane, difluoro- 1.084 0.015
CH3CHClCH3 Propane, 2-chloro- 1.092 0.015
C4H10O Propane, 2-methoxy- 1.090 0.015
HCCCl Chloroacetylene 1.055 0.015
CH2CHF Ethene, fluoro- 1.077 0.015
C2H5F fluoroethane 1.091 0.016
C2H5CN ethyl cyanide 1.088 0.016
CH3 Methyl radical 1.079 0.016
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.016
C10H8 Azulene 1.081 0.016
C2H5CN ethyl cyanide 1.087 0.016
CH3CH2SH ethanethiol 1.091 0.016
CH4 Methane 1.087 0.016
CH3OCl methyl hypochlorite 1.086 0.016
C3H8 Propane 1.089 0.016
C3H8O2 Propylene glycol 1.095 0.016
CH3OC2H5 Ethane, methoxy- 1.089 0.017
C2H3Br vinyl bromide 1.080 0.017
HCCBr bromoacetylene 1.055 0.017
CH3CH2Cl Ethyl chloride 1.090 0.017
C6H5OH phenol 1.076 0.017
CH2NH Methanimine 1.081 0.018
HCS+ Thioformyl cation 1.079 0.018
CH3CH2OH Ethanol 1.088 0.018
CH3CHFCH3 2-Fluoropropane 1.088 0.018
C3H6O 2-Propen-1-ol 1.078 0.018
HCCF Fluoroacetylene 1.053 0.018
C4H4Se selenophene 1.070 0.018
C6H5Br bromobenzene 1.072 0.018
C2H3 vinyl 1.085 0.018
CH3CH2O Ethoxy radical 1.085 0.018
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.019
HCP Phosphaethyne 1.067 0.019
CH3NHCH3 Dimethylamine 1.098 0.019
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 0.019
CH3NHCH3 Dimethylamine 1.084 0.019
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.019
CH2FCH2CH3 1-Fluoropropane 1.084 0.019
C8H8 cyclooctatetraene 1.079 0.019
GeH3CH3 methyl germane 1.083 0.020
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.020
C3H7N Cyclopropylamine 1.080 0.020
CHCl3 Chloroform 1.073 0.020
CH3CH2O Ethoxy radical 1.086 0.021
C5H6S Thiophene, 3-methyl- 1.081 0.021
CH3NH2 methyl amine 1.093 0.022
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.022
HCCl Chloromethylene 1.119 0.023
CH3CH2OH Ethanol 1.086 0.023
CH2NCH3 N-methylmethanimine 1.089 0.023
CH3CH2O Ethoxy radical 1.088 0.024
C4H9N Pyrrolidine 1.090 0.026
C4H4N2 Pyridazine 1.064 0.027
C3H5 Allyl radical 1.069 0.028
C2H Ethynyl radical 1.047 0.029
CH2I2 Diiodomethane 1.066 0.029
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 0.029
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.030
N(CH3)3 Trimethylamine 1.088 0.031
CH Methylidyne 1.120 0.038
C5H10 2-Pentene, (Z)- 1.058 0.041
CH3SOCH3 Dimethyl sulfoxide 1.054 0.044
HCO Formyl radical 1.080 0.049
C4H10O Methyl propyl ether 1.099 0.361
C3H3NO Isoxazole 1.075 0.379
C4H6 1-Methylcyclopropene 1.070 0.492
C4H6 1-Methylcyclopropene 1.098 0.682
C4H6 1-Methylcyclopropene 1.098 0.698
C4H6 1-Methylcyclopropene 1.087 0.759
C4H6 1-Methylcyclopropene 1.087 2.416
C4H6 1-Methylcyclopropene 1.085 3.202