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Compare Bonds

18 10 26 16 45

B3PW91/6-311G* 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 C3H8O2 1,3-Propanediol-0.044
Most positive difference C4H6 1-Methylcyclopropene3.127

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H8O2 1,3-Propanediol 1.140 -0.044
C6H6 Fulvene 1.130 -0.044
C3H5Cl3 Propane, 1,2,3-trichloro- 1.131 -0.041
C5H8O Methyl cyclopropyl ketone 1.126 -0.036
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.034
CH3CONH2 Acetamide 1.124 -0.032
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.028
CHBr3 bromoform 1.110 -0.027
C2H3CCH 1-Buten-3-yne 1.090 -0.025
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.025
C4H6O2 2,3-Butanedione 1.114 -0.025
C6H14 Hexane 1.118 -0.024
C2H6N2O2 Dimethylnitroamine 1.121 -0.024
HCONHCH3 N-methylformamide 1.114 -0.024
C3H7NO dimethylformamide 1.112 -0.023
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.023
C2H2O2 Ethanedial 1.132 -0.023
C7H16 heptane 1.121 -0.022
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.022
C4H5N Cyclopropanecarbonitrile 1.107 -0.022
CH3CCCH3 2-Butyne 1.116 -0.022
C2H3CCH 1-Buten-3-yne 1.106 -0.021
C5H12O Butane, 1-methoxy- 1.115 -0.021
C3H6S3 1,3,5-Trithiane 1.114 -0.020
Si(CH3)4 tetramethylsilane 1.115 -0.020
C5H6 Propellane 1.106 -0.020
C5H10O 2-Butanone, 3-methyl- 1.113 -0.020
C2HF3 Trifluoroethylene 1.100 -0.020
C5H10 Cyclopentane 1.114 -0.019
C6H12 (E)-3-methylpent-2-ene 1.116 -0.019
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.019
CH3CH2CH2CH3 Butane 1.117 -0.019
C5H12 Pentane 1.118 -0.019
C5H12 Propane, 2,2-dimethyl- 1.114 -0.019
C5H8 Spiropentane 1.105 -0.019
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.019
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.018
CH3OCl methyl hypochlorite 1.111 -0.018
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.018
C7H12 Norbornane 1.113 -0.018
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.017
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.017
C4H8O2 Ethyl acetate 1.105 -0.017
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.016
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.015
N(CH3)3 Trimethylamine 1.109 -0.015
CH3COCl Acetyl Chloride 1.105 -0.015
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.015
C3H2N2 Malononitrile 1.109 -0.014
CH3SH Methanethiol 1.104 -0.014
CH3COCH3 Acetone 1.103 -0.013
C5H8 1,4-Pentadiene 1.110 -0.013
CH3COOH Acetic acid 1.100 -0.012
C5H8 Ethenylcyclopropane 1.099 -0.012
CH3CN Acetonitrile 1.104 -0.012
C2H8N2 Ethylenediamine 1.109 -0.011
CH2CHOH ethenol 1.097 -0.011
CH3CH2NH2 Ethylamine 1.107 -0.011
CH2Cl chloromethyl radical 1.090 -0.011
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.011
CH3CH2CHO Propanal 1.103 -0.011
C12H8 biphenylene 1.096 -0.011
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.010
C3H8O2 Methane, dimethoxy- 1.108 -0.010
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.010
CH3ONO Methyl nitrite 1.102 -0.010
C5H11N Piperidine 1.105 -0.009
CH3CHNOH Acetaldoxime 1.100 -0.009
CH3CH(CH3)CH3 Isobutane 1.108 -0.009
C4H6O Cyclobutanone 1.100 -0.009
C3H6S Thietane 1.100 -0.008
C5H8 Cyclobutane, methylene- 1.101 -0.007
CH2N2 diazirine 1.090 -0.007
C2H3Cl Ethene, chloro- 1.090 -0.007
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.007
C8H8 cubane 1.097 -0.007
C6H5CH2CH3 Ethylbenzene 1.094 -0.006
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.006
C4H8O2 1,3-Dioxane 1.095 -0.006
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.006
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.006
CH3CH2CHO Propanal 1.105 -0.005
C5H6S Thiophene, 3-methyl- 1.090 -0.005
CH3OH Methyl alcohol 1.096 -0.005
CH3CH2OH Ethanol 1.098 -0.005
C2H4F2 1,2-difluoroethane 1.099 -0.005
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.005
CH2CS Thioketene 1.090 -0.005
HCCl Chloromethylene 1.119 -0.005
CH2NH Methanimine 1.103 -0.004
CH3NO3 Methyl nitrate 1.095 -0.004
CH2CHF Ethene, fluoro- 1.087 -0.004
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.004
CH3SSCH3 Disulfide, dimethyl 1.097 -0.004
CH2PH Phosphaethene 1.090 -0.004
C6H5CH3 toluene 1.100 -0.004
CH2 Methylene 1.085 -0.004
CH3CH(CH3)CH3 Isobutane 1.100 -0.004
C2H3Br vinyl bromide 1.088 -0.004
C3H6O 2-Propen-1-ol 1.091 -0.003
CH3CH2CHO Propanal 1.096 -0.003
CH3PH2 Methyl phosphine 1.094 -0.003
CH3NHCH3 Dimethylamine 1.098 -0.003
CH3O Methoxy radical 1.112 -0.003
C3H6O 2-Propen-1-ol 1.092 -0.003
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.003
CH2PH Phosphaethene 1.090 -0.003
CH3ONO Methyl nitrite 1.090 -0.003
C4H6 Methylenecyclopropane 1.090 -0.003
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 -0.003
CH3SeCH3 dimethylselenide 1.093 -0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.097 -0.003
CH3NC methyl isocyanide 1.094 -0.002
C4H4N2 1,3-Diazine 1.087 -0.002
C6H12 Cyclohexane 1.101 -0.002
CH3Cl Methyl chloride 1.090 -0.002
C3H4N2 1H-Pyrazole 1.082 -0.002
CH3CCH propyne 1.096 -0.002
CH3SiH3 methyl silane 1.096 -0.002
C3H8O2 Propylene glycol 1.095 -0.002
CHFClBr fluorochlorobromomethane 1.088 -0.002
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.002
CH2BrF Methane, bromofluoro- 1.090 -0.002
C3H4N2 1H-Pyrazole 1.083 -0.002
CH2NOH formaldoxime 1.086 -0.002
CH3NO nitrosomethane 1.094 -0.002
C4H5N (E)-2-Butenenitrile 1.090 -0.001
CH2CHCH2CH3 1-Butene 1.095 -0.001
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.001
CHF2Cl difluorochloromethane 1.090 -0.001
C4H6 Methylenecyclopropane 1.088 -0.001
CH2FCl fluorochloromethane 1.090 -0.001
CH2CHCHO Acrolein 1.089 -0.001
C6H10 cyclohexene 1.090 -0.001
CH3OCHO methyl formate 1.101 -0.001
CH2CO Ketene 1.083 -0.001
CH3CH2CHO Propanal 1.115 -0.001
C3H4N2 1H-Pyrazole 1.080 -0.001
H2CO Formaldehyde 1.111 -0.001
C3H7SH 1-Propanethiol 1.094 -0.001
H2NCH2COOH Glycine 1.096 -0.001
C5H8 Cyclopentene 1.095 -0.001
C2H6O2S Dimethyl sulfone 1.091 -0.001
CH3CHS Thioacetaldehyde 1.098 -0.000
CH3CHFCH3 2-Fluoropropane 1.093 -0.000
CHF3 Methane, trifluoro- 1.091 -0.000
CH3CHFCH3 2-Fluoropropane 1.094 -0.000
C4H6S Thiophene, 2,5-dihydro- 1.095 -0.000
CH3CHS Thioacetaldehyde 1.090 -0.000
CH(CN)3 tricyanomethane 1.100 -0.000
C5H6 1-Buten-3-yne, 2-methyl- 1.065 -0.000
C2H5F fluoroethane 1.095 -0.000
CH3SCH3 Dimethyl sulfide 1.091 0.000
CH2CCH2 allene 1.087 0.000
C5H8 Bicyclo[2.1.0]pentane 1.085 0.000
CH3CHO Acetaldehyde 1.114 0.000
C6H10 cyclohexene 1.100 0.000
C4H10O Propane, 2-methoxy- 1.095 0.000
C3H3N acrylonitrile 1.086 0.000
C4H6O Furan, 2,5-dihydro- 1.100 0.000
C5H8 Bicyclo[2.1.0]pentane 1.095 0.001
C2H4 Ethylene 1.086 0.001
CH2O2 Dioxirane 1.090 0.001
CH2Cl2 Methylene chloride 1.085 0.001
C3H6O 2-Propen-1-ol 1.102 0.001
C3H8 Propane 1.096 0.001
C4H8 cyclobutane 1.093 0.001
CH3OC2H5 Ethane, methoxy- 1.092 0.001
C5H4O2 4-Cyclopentene-1,3-dione 1.093 0.001
CH3CHClCH3 Propane, 2-chloro- 1.091 0.001
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 0.001
CH3NO3 Methyl nitrate 1.088 0.001
C3H4O Cyclopropanone 1.086 0.001
C6H8 1,4-Cyclohexadiene 1.100 0.001
C3H8 Propane 1.094 0.001
C2H2ClF 1-chloro-1-fluoroethylene 1.082 0.001
CH2CHCHO Acrolein 1.113 0.001
C5H8 Cyclopentene 1.085 0.001
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.092 0.001
C4H6 Cyclobutene 1.094 0.001
CH2CHOH ethenol 1.086 0.001
HOCH2COOH Hydroxyacetic acid 1.097 0.001
CHClCCl2 Trichloroethylene 1.080 0.001
HFCO formyl fluoride 1.095 0.001
CH2CHCH2CH3 1-Butene 1.090 0.001
CH3OCHO methyl formate 1.086 0.002
C4H10O Ethoxy ethane 1.092 0.002
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 0.002
CH3OC2H5 Ethane, methoxy- 1.099 0.002
CHOCHCHCH3 2-Butenal 1.090 0.002
C4H4S Thiophene 1.079 0.002
C5H6 1-Buten-3-yne, 2-methyl- 1.090 0.002
C4H6S Thiophene, 2,5-dihydro- 1.085 0.002
C3H6 Cyclopropane 1.083 0.002
CH3SeH Methane selenol 1.088 0.002
C4H5N (E)-2-Butenenitrile 1.090 0.002
CH3OCH3 Dimethyl ether 1.099 0.002
C2H5Br Ethyl bromide 1.087 0.002
HCOOH Formic acid 1.097 0.002
C2H3 vinyl 1.080 0.002
C2H4S Thiirane 1.083 0.002
C6H6 Benzene 1.084 0.002
CH3NO2 Methane, nitro- 1.088 0.002
C4H8 cyclobutane 1.091 0.002
CH3I methyl iodide 1.084 0.002
CH3NO nitrosomethane 1.092 0.002
CH3SCH2CH3 Ethane, (methylthio)- 1.090 0.002
CH3 Methyl radical 1.079 0.002
C4H4O Furan 1.076 0.002
C4H10O Ethoxy ethane 1.100 0.003
CH3CH(CH3)CH3 Isobutane 1.092 0.003
C6H5F Fluorobenzene 1.083 0.003
C5H10 2-Pentene, (Z)- 1.092 0.003
C6H12 Cyclohexane 1.093 0.003
C2H5F fluoroethane 1.090 0.003
C3H6O Propylene oxide 1.090 0.003
C2H2 Acetylene 1.063 0.003
CH3CH2Cl Ethyl chloride 1.089 0.003
C2H5N Aziridine 1.083 0.003
C4H10O Ethoxy ethane 1.090 0.003
C6H6 Benzvalene 1.082 0.003
CH3OC2H5 Ethane, methoxy- 1.100 0.003
C3H7SH 1-Propanethiol 1.090 0.003
C2H3Br vinyl bromide 1.080 0.003
CH2CHCHO Acrolein 1.084 0.003
C4H10O Propane, 2-methoxy- 1.095 0.003
C2H6 Ethane 1.091 0.003
C2H4F2 1,2-difluoroethane 1.093 0.003
C2H5Br Ethyl bromide 1.093 0.003
C6H5OH phenol 1.082 0.003
C10H8 Azulene 1.084 0.003
C5H8O Cyclopentanone 1.095 0.003
C6H5CN phenyl cyanide 1.082 0.003
CH3CHClCH3 Propane, 2-chloro- 1.092 0.003
C6H5CH3 toluene 1.083 0.003
C2H5F fluoroethane 1.091 0.003
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.089 0.003
C4H6 Cyclobutene 1.083 0.003
CH2CHOH ethenol 1.079 0.004
CH2CHF Ethene, fluoro- 1.082 0.004
C10H8 Azulene 1.080 0.004
C2H5N Aziridine 1.084 0.004
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 0.004
C6H5F Fluorobenzene 1.081 0.004
HCCCN Cyanoacetylene 1.062 0.004
C6H5Cl chlorobenzene 1.082 0.004
C4H5N Pyrrole 1.076 0.004
CH4 Methane 1.087 0.004
C3H7SH 1-Propanethiol 1.092 0.004
CH3CH2Cl Ethyl chloride 1.086 0.004
C6H6 Fulvene 1.080 0.004
C3H3NO Oxazole 1.073 0.004
C10H8 Azulene 1.081 0.004
C4H10O Propane, 2-methoxy- 1.090 0.004
CH3COF Acetyl fluoride 1.084 0.004
C3H3NO Oxazole 1.075 0.004
C2H2+ acetylene cation 1.077 0.004
CHOCHCHCH3 2-Butenal 1.084 0.004
C10H16 adamantane 1.093 0.004
CH2CHCHO Acrolein 1.081 0.004
CH3CHO Acetaldehyde 1.086 0.004
C3H6O 2-Propen-1-ol 1.096 0.004
H2CCCCH2 Butatriene 1.083 0.004
CH2NN diazomethane 1.075 0.004
C6H5Cl chlorobenzene 1.081 0.004
C6H6 Benzvalene 1.078 0.004
C6H5CN phenyl cyanide 1.080 0.004
C3H3NO Oxazole 1.075 0.004
C6H10O cyclohexanone 1.088 0.004
CH3CH2SH ethanethiol 1.091 0.004
CH3Br methyl bromide 1.082 0.005
C2H4O Ethylene oxide 1.084 0.005
H2CS Thioformaldehyde 1.087 0.005
C6H5OH phenol 1.084 0.005
CH3CHSHCH3 2-Propanethiol 1.091 0.005
C6H6 Fulvene 1.078 0.005
C4H4N2 Pyrazine 1.083 0.005
CH3OC2H5 Ethane, methoxy- 1.089 0.005
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.005
C3H4 cyclopropene 1.088 0.005
SiH2(CH3)2 dimethylsilane 1.089 0.005
C6H6 Benzvalene 1.078 0.005
CH3CHFCH3 2-Fluoropropane 1.092 0.005
CH3CCH propyne 1.060 0.005
CH3OC2H5 Ethane, methoxy- 1.086 0.005
C6H5CH3 toluene 1.081 0.005
C3H8 Propane 1.089 0.005
HCN Hydrogen cyanide 1.064 0.005
C2H3Cl Ethene, chloro- 1.079 0.005
C6H5Cl chlorobenzene 1.079 0.005
CH3CH2Cl Ethyl chloride 1.090 0.005
C6H5F Fluorobenzene 1.080 0.005
CH2Br2 dibromomethane 1.079 0.005
CH2NOH formaldoxime 1.085 0.005
C2H5CN ethyl cyanide 1.087 0.005
CH3CHS Thioacetaldehyde 1.089 0.006
C4H4N2 1,3-Diazine 1.082 0.006
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.006
CH3CH2OH Ethanol 1.088 0.006
CH3CHFCH3 2-Fluoropropane 1.088 0.006
C4H4Se selenophene 1.079 0.006
CH3OCH3 Dimethyl ether 1.085 0.006
CHOCHCHCH3 2-Butenal 1.086 0.006
CH3F Methyl fluoride 1.087 0.006
C2H3Br vinyl bromide 1.080 0.006
C6H5CN phenyl cyanide 1.080 0.006
C2H6O2 1,2-Ethanediol 1.093 0.006
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.006
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.006
C6H5CH3 toluene 1.081 0.006
C4H5N (E)-2-Butenenitrile 1.081 0.007
C3H4 cyclopropene 1.072 0.007
C5H6 Cyclopropylacetylene 1.080 0.007
CH3S thiomethoxy 1.090 0.007
C10H8 Azulene 1.083 0.007
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.007
C4H2 Diacetylene 1.058 0.007
CHOCHCHCH3 2-Butenal 1.108 0.007
CH2CHF Ethene, fluoro- 1.077 0.007
HCS+ Thioformyl cation 1.079 0.007
C10H8 Azulene 1.081 0.007
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.007
C2H5CN ethyl cyanide 1.088 0.007
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.007
C3H6O 2-Propen-1-ol 1.078 0.008
CH3NHCH3 Dimethylamine 1.098 0.008
C5H10 2-Pentene, (E)- 1.082 0.008
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.008
CH3CH2O Ethoxy radical 1.085 0.008
CH3OCl methyl hypochlorite 1.086 0.008
CH3CHNOH Acetaldoxime 1.085 0.009
CH3CH2O Ethoxy radical 1.086 0.009
HCP Phosphaethyne 1.067 0.009
GeH3CH3 methyl germane 1.083 0.009
CH2F2 Methane, difluoro- 1.084 0.009
C6H10 1-Butyne, 3,3-dimethyl- 1.056 0.009
CH Methylidyne 1.120 0.009
C3H6O Propylene oxide 1.082 0.009
CH3NHCH3 Dimethylamine 1.084 0.009
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 0.009
C4H4N2 1,3-Diazine 1.079 0.009
CH3NH2 methyl amine 1.093 0.009
C2H3 vinyl 1.085 0.010
HCCCl Chloroacetylene 1.055 0.010
C5H6 Cyclopropylacetylene 1.055 0.010
C6H5CCH phenylacetylene 1.055 0.010
HCCBr bromoacetylene 1.055 0.010
C6H5OH phenol 1.076 0.010
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.010
HCCF Fluoroacetylene 1.053 0.011
CHCl3 Chloroform 1.073 0.011
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.011
C4H4Se selenophene 1.070 0.011
C8H8 cyclooctatetraene 1.079 0.011
C5H6S Thiophene, 3-methyl- 1.081 0.012
CH2NH Methanimine 1.081 0.012
C6H5Br bromobenzene 1.072 0.012
CH2NCH3 N-methylmethanimine 1.089 0.012
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.013
C3H7N Cyclopropylamine 1.080 0.013
CH3CH2OH Ethanol 1.086 0.015
C4H9N Pyrrolidine 1.090 0.016
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 0.018
CH2I2 Diiodomethane 1.066 0.018
CHONH2 formamide 1.090 0.019
N(CH3)3 Trimethylamine 1.088 0.020
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.020
C2H Ethynyl radical 1.047 0.020
C3H5 Allyl radical 1.069 0.021
CH3CH2O Ethoxy radical 1.088 0.021
C4H4N2 Pyridazine 1.064 0.021
C5H10 2-Pentene, (Z)- 1.058 0.033
HCNO fulminic acid 1.027 0.035
HCO Formyl radical 1.080 0.047
C4H10O Methyl propyl ether 1.099 0.304
C3H3NO Isoxazole 1.075 0.345
C4H6 1-Methylcyclopropene 1.070 0.437
C4H6 1-Methylcyclopropene 1.098 0.659
C4H6 1-Methylcyclopropene 1.098 0.678
C4H6 1-Methylcyclopropene 1.087 0.742
C4H6 1-Methylcyclopropene 1.087 2.329
C4H6 1-Methylcyclopropene 1.085 3.127