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Compare Bonds

18 10 26 16 45

MP2=FULL/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-0.046
Most positive difference C4H6 1-Methylcyclopropene3.137

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H8O2 1,3-Propanediol 1.140 -0.046
C6H6 Fulvene 1.130 -0.044
C3H5Cl3 Propane, 1,2,3-trichloro- 1.131 -0.040
C5H8O Methyl cyclopropyl ketone 1.126 -0.037
CH3CONH2 Acetamide 1.124 -0.036
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.034
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.029
C2H2O2 Ethanedial 1.132 -0.026
CHBr3 bromoform 1.110 -0.026
C4H6O2 2,3-Butanedione 1.114 -0.025
C2H3CCH 1-Buten-3-yne 1.090 -0.025
C6H14 Hexane 1.118 -0.025
HCONHCH3 N-methylformamide 1.114 -0.025
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.025
C2H6N2O2 Dimethylnitroamine 1.121 -0.024
C3H7NO dimethylformamide 1.112 -0.024
CH3CCCH3 2-Butyne 1.116 -0.024
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.023
C7H16 heptane 1.121 -0.023
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.023
C4H5N Cyclopropanecarbonitrile 1.107 -0.023
C5H12O Butane, 1-methoxy- 1.115 -0.022
C2H3CCH 1-Buten-3-yne 1.106 -0.022
C6H12 (E)-3-methylpent-2-ene 1.116 -0.022
Si(CH3)4 tetramethylsilane 1.115 -0.021
CH3OCl methyl hypochlorite 1.111 -0.021
C2HF3 Trifluoroethylene 1.100 -0.021
CH3CH2CH2CH3 Butane 1.117 -0.021
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.020
C3H6S3 1,3,5-Trithiane 1.114 -0.020
C5H8 Spiropentane 1.105 -0.020
C5H10 Cyclopentane 1.114 -0.020
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.019
C5H6 Propellane 1.106 -0.019
C5H10O 2-Butanone, 3-methyl- 1.113 -0.019
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.019
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.019
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.018
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.018
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.018
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.018
C7H12 Norbornane 1.113 -0.018
C4H8O2 Ethyl acetate 1.105 -0.017
N(CH3)3 Trimethylamine 1.109 -0.017
CH3COCl Acetyl Chloride 1.105 -0.016
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.016
C3H2N2 Malononitrile 1.109 -0.015
CH3SH Methanethiol 1.104 -0.015
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.014
CH3COCH3 Acetone 1.103 -0.014
CH3CN Acetonitrile 1.104 -0.014
C5H8 1,4-Pentadiene 1.110 -0.014
CH3CH2NH2 Ethylamine 1.107 -0.013
C2H8N2 Ethylenediamine 1.109 -0.013
CH3COOH Acetic acid 1.100 -0.013
CH2CHOH ethenol 1.097 -0.013
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.012
CH3CH2CHO Propanal 1.103 -0.012
C5H8 Ethenylcyclopropane 1.099 -0.012
C3H8O2 Methane, dimethoxy- 1.108 -0.012
CH3O Methoxy radical 1.112 -0.012
HCCl Chloromethylene 1.119 -0.011
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.011
CH3ONO Methyl nitrite 1.102 -0.011
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.011
CH3CH(CH3)CH3 Isobutane 1.108 -0.010
C5H11N Piperidine 1.105 -0.010
CH2N2 diazirine 1.090 -0.010
C12H8 biphenylene 1.096 -0.009
C4H6O Cyclobutanone 1.100 -0.009
CH2NH Methanimine 1.103 -0.008
C3H6S Thietane 1.100 -0.008
C5H8 Cyclobutane, methylene- 1.101 -0.008
CH3OH Methyl alcohol 1.096 -0.008
CH2 Methylene 1.085 -0.008
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.007
C4H8O2 1,3-Dioxane 1.095 -0.007
CH3CH2CHO Propanal 1.105 -0.007
C2H4F2 1,2-difluoroethane 1.099 -0.007
C2H3Cl Ethene, chloro- 1.090 -0.007
CH3CH2OH Ethanol 1.098 -0.007
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.007
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.007
H2CO Formaldehyde 1.111 -0.006
CH2CHF Ethene, fluoro- 1.087 -0.006
CH2CS Thioketene 1.090 -0.006
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.006
CH3NO3 Methyl nitrate 1.095 -0.006
C8H8 cubane 1.097 -0.005
CH3NHCH3 Dimethylamine 1.098 -0.005
C6H5CH2CH3 Ethylbenzene 1.094 -0.005
CH3SSCH3 Disulfide, dimethyl 1.097 -0.005
C3H6O 2-Propen-1-ol 1.091 -0.005
CH3CH(CH3)CH3 Isobutane 1.100 -0.005
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.005
C2H3Br vinyl bromide 1.088 -0.005
CH3NC methyl isocyanide 1.094 -0.005
CH3PH2 Methyl phosphine 1.094 -0.005
CH3CH2CHO Propanal 1.096 -0.005
CH2PH Phosphaethene 1.090 -0.005
CH3ONO Methyl nitrite 1.090 -0.004
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.004
C5H6S Thiophene, 3-methyl- 1.090 -0.004
CH3CCH propyne 1.096 -0.004
CH3CH2CHO Propanal 1.115 -0.004
C4H6 Methylenecyclopropane 1.090 -0.004
CH2NOH formaldoxime 1.086 -0.004
C3H6O 2-Propen-1-ol 1.092 -0.004
CH3CHO Acetaldehyde 1.114 -0.004
CHF3 Methane, trifluoro- 1.091 -0.004
CH3SiH3 methyl silane 1.096 -0.004
CH2PH Phosphaethene 1.090 -0.003
CH3OCHO methyl formate 1.101 -0.003
CH3SeCH3 dimethylselenide 1.093 -0.003
CH3Cl Methyl chloride 1.090 -0.003
C6H12 Cyclohexane 1.101 -0.003
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 -0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.097 -0.003
CH2BrF Methane, bromofluoro- 1.090 -0.003
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.003
CH2CO Ketene 1.083 -0.003
CH3CHS Thioacetaldehyde 1.098 -0.003
CH2FCl fluorochloromethane 1.090 -0.003
CH2CHCH2CH3 1-Butene 1.095 -0.003
CHF2Cl difluorochloromethane 1.090 -0.003
CH3NO nitrosomethane 1.094 -0.003
C4H6 Methylenecyclopropane 1.088 -0.003
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.003
C2H5F fluoroethane 1.095 -0.002
H2NCH2COOH Glycine 1.096 -0.002
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.002
CH2CHCHO Acrolein 1.089 -0.002
CH Methylidyne 1.120 -0.002
C3H6O 2-Propen-1-ol 1.102 -0.002
CH2O2 Dioxirane 1.090 -0.002
C4H4N2 1,3-Diazine 1.087 -0.002
C3H4N2 1H-Pyrazole 1.083 -0.002
CH2CHCHO Acrolein 1.113 -0.002
CHFClBr fluorochlorobromomethane 1.088 -0.002
CH2CCH2 allene 1.087 -0.002
CH(CN)3 tricyanomethane 1.100 -0.002
CH3CHFCH3 2-Fluoropropane 1.094 -0.002
CH3CHFCH3 2-Fluoropropane 1.093 -0.002
C3H4N2 1H-Pyrazole 1.082 -0.002
CH3SOCH3 Dimethyl sulfoxide 1.093 -0.002
C3H7SH 1-Propanethiol 1.094 -0.002
HOCH2COOH Hydroxyacetic acid 1.097 -0.002
C2H4 Ethylene 1.086 -0.001
C4H6S Thiophene, 2,5-dihydro- 1.095 -0.001
HFCO formyl fluoride 1.095 -0.001
C4H5N (E)-2-Butenenitrile 1.090 -0.001
C6H10 cyclohexene 1.100 -0.001
C3H8 Propane 1.096 -0.001
C4H6O Furan, 2,5-dihydro- 1.100 -0.001
CH3OC2H5 Ethane, methoxy- 1.092 -0.001
HCOOH Formic acid 1.097 -0.001
C2H6O2S Dimethyl sulfone 1.091 -0.001
C6H10 cyclohexene 1.090 -0.001
CH3 Methyl radical 1.079 -0.001
C5H8 Cyclopentene 1.095 -0.001
CH3OC2H5 Ethane, methoxy- 1.099 -0.001
CH3SCH3 Dimethyl sulfide 1.091 -0.001
C6H8 1,4-Cyclohexadiene 1.100 -0.001
C4H10O Propane, 2-methoxy- 1.095 -0.001
C3H3N acrylonitrile 1.086 -0.001
CH3OCH3 Dimethyl ether 1.099 -0.001
CH2CHOH ethenol 1.086 -0.001
CH3NO3 Methyl nitrate 1.088 -0.001
C3H8 Propane 1.094 -0.001
CH3CHS Thioacetaldehyde 1.090 -0.000
C2H2ClF 1-chloro-1-fluoroethylene 1.082 -0.000
C3H4N2 1H-Pyrazole 1.080 -0.000
C3H4O Cyclopropanone 1.086 -0.000
CH3SCH2CH3 Ethane, (methylthio)- 1.092 -0.000
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 -0.000
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.000
C4H6 Cyclobutene 1.094 -0.000
CH3OCHO methyl formate 1.086 -0.000
C5H8 Bicyclo[2.1.0]pentane 1.085 -0.000
CH3NO nitrosomethane 1.092 -0.000
C5H6 1-Buten-3-yne, 2-methyl- 1.065 0.000
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 0.000
C2H3 vinyl 1.080 0.000
C4H8 cyclobutane 1.093 0.000
C3H6 Cyclopropane 1.083 0.000
CH2Cl2 Methylene chloride 1.085 0.000
C2H5N Aziridine 1.083 0.000
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 0.000
C4H10O Ethoxy ethane 1.100 0.000
C4H10O Propane, 2-methoxy- 1.095 0.000
C5H4O2 4-Cyclopentene-1,3-dione 1.093 0.001
C4H10O Ethoxy ethane 1.092 0.001
C4H4N2 Succinonitrile 1.092 0.001
CH2CHCH2CH3 1-Butene 1.090 0.001
C2H5F fluoroethane 1.090 0.001
CH3SeH Methane selenol 1.088 0.001
CH3NO2 Methane, nitro- 1.088 0.001
C2H4F2 1,2-difluoroethane 1.093 0.001
CH3CHClCH3 Propane, 2-chloro- 1.091 0.001
CH3OC2H5 Ethane, methoxy- 1.100 0.001
C2H6 Ethane 1.091 0.001
C4H10O Ethoxy ethane 1.090 0.001
C5H10 2-Pentene, (Z)- 1.092 0.001
CHOCHCHCH3 2-Butenal 1.090 0.001
C2H5Br Ethyl bromide 1.093 0.001
C2H4S Thiirane 1.083 0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.090 0.001
CH3CH2Cl Ethyl chloride 1.089 0.001
C5H8 Cyclopentene 1.085 0.001
C3H4 cyclopropene 1.088 0.001
CH4 Methane 1.087 0.001
C4H5N (E)-2-Butenenitrile 1.090 0.001
C2H5N Aziridine 1.084 0.001
C3H6O Propylene oxide 1.090 0.002
CH3CH(CH3)CH3 Isobutane 1.092 0.002
C4H8 cyclobutane 1.091 0.002
C2H5F fluoroethane 1.091 0.002
C5H6 1-Buten-3-yne, 2-methyl- 1.090 0.002
CH2CHOH ethenol 1.079 0.002
CH3I methyl iodide 1.084 0.002
CH3CHClCH3 Propane, 2-chloro- 1.092 0.002
CHClCCl2 Trichloroethylene 1.080 0.002
C2H2 Acetylene 1.063 0.002
C4H6S Thiophene, 2,5-dihydro- 1.085 0.002
C2H5Br Ethyl bromide 1.087 0.002
C2H4O Ethylene oxide 1.084 0.002
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 0.002
CH3SCH2CH3 Ethane, (methylthio)- 1.089 0.002
CH2CHF Ethene, fluoro- 1.082 0.002
C3H6O 2-Propen-1-ol 1.096 0.002
C5H8O Cyclopentanone 1.095 0.002
C6H12 Cyclohexane 1.093 0.002
C3H7SH 1-Propanethiol 1.090 0.003
CH2CHCHO Acrolein 1.084 0.003
C3H7SH 1-Propanethiol 1.092 0.003
CH3CH2SH ethanethiol 1.091 0.003
C6H6 Benzene 1.084 0.003
CH3COF Acetyl fluoride 1.084 0.003
C4H4S Thiophene 1.079 0.003
H2CS Thioformaldehyde 1.087 0.003
CH2CHCHO Acrolein 1.081 0.003
C4H10O Propane, 2-methoxy- 1.090 0.003
H2CCCCH2 Butatriene 1.083 0.003
CH2NOH formaldoxime 1.085 0.003
C2H2+ acetylene cation 1.077 0.003
CH3OC2H5 Ethane, methoxy- 1.086 0.003
CH3CHFCH3 2-Fluoropropane 1.092 0.003
CH3CH2Cl Ethyl chloride 1.090 0.003
CH3F Methyl fluoride 1.087 0.003
CH3CH2Cl Ethyl chloride 1.086 0.003
C6H5F Fluorobenzene 1.083 0.003
C2H3Br vinyl bromide 1.080 0.003
CH3CHO Acetaldehyde 1.086 0.003
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 0.003
CH2NN diazomethane 1.075 0.003
SiH2(CH3)2 dimethylsilane 1.089 0.003
CH3OC2H5 Ethane, methoxy- 1.089 0.003
C4H6 Cyclobutene 1.083 0.003
HCCCN Cyanoacetylene 1.062 0.004
CHOCHCHCH3 2-Butenal 1.108 0.004
C2H6O2 1,2-Ethanediol 1.093 0.004
C6H6 Benzvalene 1.082 0.004
C3H8 Propane 1.089 0.004
CH3Br methyl bromide 1.082 0.004
HCN Hydrogen cyanide 1.064 0.004
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.004
C6H5CN phenyl cyanide 1.082 0.004
CHOCHCHCH3 2-Butenal 1.084 0.004
C2H3Cl Ethene, chloro- 1.079 0.004
CH3OCH3 Dimethyl ether 1.085 0.004
C3H3NO Oxazole 1.075 0.004
C4H4N2 Pyrazine 1.083 0.004
C3H3NO Oxazole 1.075 0.004
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.004
C3H3NO Oxazole 1.073 0.004
C2H5CN ethyl cyanide 1.087 0.004
C6H5F Fluorobenzene 1.081 0.004
C10H8 Azulene 1.084 0.004
C6H5Cl chlorobenzene 1.082 0.004
C4H5N Pyrrole 1.076 0.004
CH3CH2OH Ethanol 1.088 0.004
CH3CHSHCH3 2-Propanethiol 1.091 0.004
CH3CCH propyne 1.060 0.004
C6H10O cyclohexanone 1.088 0.004
CH3CHFCH3 2-Fluoropropane 1.088 0.004
C2H3Br vinyl bromide 1.080 0.004
CH3NHCH3 Dimethylamine 1.098 0.005
C6H6 Benzvalene 1.078 0.005
C6H6 Fulvene 1.080 0.005
C6H6 Benzvalene 1.078 0.005
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.005
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.005
C4H4N2 1,3-Diazine 1.082 0.005
C6H5Cl chlorobenzene 1.081 0.005
CH3CHS Thioacetaldehyde 1.089 0.005
CH2CHF Ethene, fluoro- 1.077 0.005
C10H8 Azulene 1.080 0.005
C10H16 adamantane 1.093 0.005
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.005
CH2F2 Methane, difluoro- 1.084 0.005
CHOCHCHCH3 2-Butenal 1.086 0.005
C2H5CN ethyl cyanide 1.088 0.006
C10H8 Azulene 1.081 0.006
C6H5CN phenyl cyanide 1.080 0.006
CH3NH2 methyl amine 1.093 0.006
C6H6 Fulvene 1.078 0.006
C3H4 cyclopropene 1.072 0.006
C6H5F Fluorobenzene 1.080 0.006
CH2Br2 dibromomethane 1.079 0.006
C2H3 vinyl 1.085 0.006
C4H5N (E)-2-Butenenitrile 1.081 0.006
C3H6O 2-Propen-1-ol 1.078 0.006
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.006
CH3CH2O Ethoxy radical 1.085 0.006
C4H4Se selenophene 1.079 0.006
C6H5Cl chlorobenzene 1.079 0.006
C5H10 2-Pentene, (E)- 1.082 0.007
HCS+ Thioformyl cation 1.079 0.007
CH3OCl methyl hypochlorite 1.086 0.007
C6H5CN phenyl cyanide 1.080 0.007
CH3CH2O Ethoxy radical 1.086 0.007
CH3NHCH3 Dimethylamine 1.084 0.008
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.008
C3H6O Propylene oxide 1.082 0.008
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 0.008
GeH3CH3 methyl germane 1.083 0.008
C10H8 Azulene 1.081 0.008
CH2NH Methanimine 1.081 0.008
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.008
C10H8 Azulene 1.083 0.009
C4H4N2 1,3-Diazine 1.079 0.009
C6H10 1-Butyne, 3,3-dimethyl- 1.056 0.009
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.009
HCCCl Chloroacetylene 1.055 0.009
HCP Phosphaethyne 1.067 0.010
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.010
HCCBr bromoacetylene 1.055 0.010
C6H5CCH phenylacetylene 1.055 0.010
HCCF Fluoroacetylene 1.053 0.010
CH2NCH3 N-methylmethanimine 1.089 0.010
C8H8 cyclooctatetraene 1.079 0.011
C3H7N Cyclopropylamine 1.080 0.011
C5H6S Thiophene, 3-methyl- 1.081 0.011
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.012
CH3CH2OH Ethanol 1.086 0.012
C4H4Se selenophene 1.070 0.012
CH3CH2O Ethoxy radical 1.088 0.013
C6H5Br bromobenzene 1.072 0.013
C4H9N Pyrrolidine 1.090 0.014
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 0.016
C2H Ethynyl radical 1.047 0.017
N(CH3)3 Trimethylamine 1.088 0.018
C3H5 Allyl radical 1.069 0.019
CH2I2 Diiodomethane 1.066 0.019
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.020
C4H4N2 Pyridazine 1.064 0.021
C5H10 2-Pentene, (Z)- 1.058 0.033
CH3SOCH3 Dimethyl sulfoxide 1.054 0.036
HCO Formyl radical 1.080 0.043
C4H10O Methyl propyl ether 1.099 0.310
C3H3NO Isoxazole 1.075 0.341
C4H6 1-Methylcyclopropene 1.070 0.442
C4H6 1-Methylcyclopropene 1.098 0.662
C4H6 1-Methylcyclopropene 1.098 0.679
C4H6 1-Methylcyclopropene 1.087 0.743
C4H6 1-Methylcyclopropene 1.087 2.333
C4H6 1-Methylcyclopropene 1.085 3.137