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Compare Bonds

18 10 26 16 45

MP2/Def2TZVPP 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 C3H4O Cyclopropanone-0.073
Most positive difference C4H6 1-Methylcyclopropene3.123

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H4O Cyclopropanone 1.086 -0.073
C4H6 Methylenecyclopropane 1.088 -0.054
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 -0.053
C4H6 Methylenecyclopropane 1.090 -0.051
C3H8O2 1,3-Propanediol 1.140 -0.050
C6H6 Fulvene 1.130 -0.048
C3H5Cl3 Propane, 1,2,3-trichloro- 1.131 -0.044
C5H8O Methyl cyclopropyl ketone 1.126 -0.041
CH3CONH2 Acetamide 1.124 -0.041
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.038
C4H10O Ethoxy ethane 1.100 -0.038
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.032
C2H2O2 Ethanedial 1.132 -0.031
CHBr3 bromoform 1.110 -0.030
C6H14 Hexane 1.118 -0.029
C2H6N2O2 Dimethylnitroamine 1.121 -0.029
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.029
C2H3CCH 1-Buten-3-yne 1.090 -0.028
HCONHCH3 N-methylformamide 1.114 -0.028
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.028
C4H5N Cyclopropanecarbonitrile 1.107 -0.028
CH3CCCH3 2-Butyne 1.116 -0.028
C4H10O Ethoxy ethane 1.092 -0.028
C3H7NO dimethylformamide 1.112 -0.028
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.027
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.027
C7H16 heptane 1.121 -0.026
C5H12O Butane, 1-methoxy- 1.115 -0.026
C2H3CCH 1-Buten-3-yne 1.106 -0.026
C2HF3 Trifluoroethylene 1.100 -0.025
C6H12 (E)-3-methylpent-2-ene 1.116 -0.025
Si(CH3)4 tetramethylsilane 1.115 -0.025
CH3CH2CH2CH3 Butane 1.117 -0.025
C5H10 Cyclopentane 1.114 -0.025
CH3OCl methyl hypochlorite 1.111 -0.025
CH2NN diazomethane 1.075 -0.024
C5H12 Pentane 1.118 -0.024
C5H8 Spiropentane 1.105 -0.024
C5H6 Propellane 1.106 -0.024
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.023
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.023
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.023
C3H6S3 1,3,5-Trithiane 1.114 -0.023
C5H12 Propane, 2,2-dimethyl- 1.114 -0.023
C5H10O 2-Butanone, 3-methyl- 1.113 -0.023
C4H10O Ethoxy ethane 1.090 -0.023
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.022
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.022
C7H12 Norbornane 1.113 -0.022
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.022
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.022
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.022
C4H8O2 Ethyl acetate 1.105 -0.021
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 -0.021
N(CH3)3 Trimethylamine 1.109 -0.020
C3H2N2 Malononitrile 1.109 -0.020
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.020
CH3COCl Acetyl Chloride 1.105 -0.020
CH3COOH Acetic acid 1.100 -0.019
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.019
CH3COCH3 Acetone 1.103 -0.018
CH2Cl chloromethyl radical 1.090 -0.018
CH3SH Methanethiol 1.104 -0.018
C2H8N2 Ethylenediamine 1.109 -0.018
CH3CH2NH2 Ethylamine 1.107 -0.018
C5H8 1,4-Pentadiene 1.110 -0.017
CH3CN Acetonitrile 1.104 -0.017
C5H8 Ethenylcyclopropane 1.099 -0.017
CH3O Methoxy radical 1.112 -0.017
CH2CHOH ethenol 1.097 -0.016
CH3CH2CHO Propanal 1.103 -0.016
C3H8O2 Methane, dimethoxy- 1.108 -0.016
HCCl Chloromethylene 1.119 -0.016
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.016
C4H6O Cyclobutanone 1.100 -0.015
CH3ONO Methyl nitrite 1.102 -0.015
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.015
CH3CH(CH3)CH3 Isobutane 1.108 -0.015
C5H11N Piperidine 1.105 -0.015
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.015
C6H5NO2 Nitrobenzene 1.093 -0.015
C12H8 biphenylene 1.096 -0.014
CH3CHNOH Acetaldoxime 1.100 -0.014
CH2NH Methanimine 1.103 -0.013
C3H6S Thietane 1.100 -0.013
C5H8 Cyclobutane, methylene- 1.101 -0.013
CH2N2 diazirine 1.090 -0.013
CH3NO3 Methyl nitrate 1.095 -0.012
CH3CH2CHO Propanal 1.115 -0.012
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.012
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.012
CHF2Cl difluorochloromethane 1.090 -0.011
C8H8 cubane 1.097 -0.011
H2CO Formaldehyde 1.111 -0.011
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.011
C2H3Cl Ethene, chloro- 1.090 -0.011
C2H4F2 1,2-difluoroethane 1.099 -0.011
CH3CH2CHO Propanal 1.105 -0.011
C4H8O2 1,3-Dioxane 1.095 -0.011
CH2 Methylene 1.085 -0.011
CH3CH2OH Ethanol 1.098 -0.010
C6H5CH2CH3 Ethylbenzene 1.094 -0.010
CH2CS Thioketene 1.090 -0.010
CH2CHF Ethene, fluoro- 1.087 -0.010
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.010
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.010
C6H5CH3 toluene 1.100 -0.010
C5H6S Thiophene, 3-methyl- 1.090 -0.010
CH3CHO Acetaldehyde 1.114 -0.009
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.009
C2H3Br vinyl bromide 1.088 -0.009
CH3CH(CH3)CH3 Isobutane 1.100 -0.009
CH3NHCH3 Dimethylamine 1.098 -0.009
CH3NC methyl isocyanide 1.094 -0.009
CH2PH Phosphaethene 1.090 -0.008
CH3PH2 Methyl phosphine 1.094 -0.008
CH3SSCH3 Disulfide, dimethyl 1.097 -0.008
CH3CCH propyne 1.096 -0.008
CH3CH2CHO Propanal 1.096 -0.008
CH2NOH formaldoxime 1.086 -0.008
CH3ONO Methyl nitrite 1.090 -0.008
CH2PH Phosphaethene 1.090 -0.007
C4H4N2 1,3-Diazine 1.087 -0.007
C6H12 Cyclohexane 1.101 -0.007
CHF3 Methane, trifluoro- 1.091 -0.007
C3H4N2 1H-Pyrazole 1.083 -0.007
CH3SiH3 methyl silane 1.096 -0.007
CH2CO Ketene 1.083 -0.007
CH3COCH2CH3 2-Butanone 1.095 -0.007
CH2CHCHO Acrolein 1.113 -0.007
CH3SeCH3 dimethylselenide 1.093 -0.007
C3H4N2 1H-Pyrazole 1.082 -0.007
CHClCCl2 Trichloroethylene 1.080 -0.007
CH3Cl Methyl chloride 1.090 -0.007
C3H8O2 Propylene glycol 1.095 -0.007
C4H6O Furan, 2,5-dihydro- 1.100 -0.007
CH3CHS Thioacetaldehyde 1.098 -0.007
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.007
CH3SCH2CH3 Ethane, (methylthio)- 1.092 -0.007
CH Methylidyne 1.120 -0.007
CH2CHCHO Acrolein 1.089 -0.007
CH2BrF Methane, bromofluoro- 1.090 -0.007
C6H10 cyclohexene 1.090 -0.006
CH3OCHO methyl formate 1.101 -0.006
C4H5N (E)-2-Butenenitrile 1.090 -0.006
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.006
CH3COCH2CH3 2-Butanone 1.096 -0.006
CH2CHCH2CH3 1-Butene 1.095 -0.006
CH2CCH2 allene 1.087 -0.006
CH(CN)3 tricyanomethane 1.100 -0.006
HFCO formyl fluoride 1.095 -0.006
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 -0.006
C5H8 Cyclopentene 1.095 -0.006
CHFClBr fluorochlorobromomethane 1.088 -0.006
H2NCH2COOH Glycine 1.096 -0.006
CH3COCH2CH3 2-Butanone 1.093 -0.006
CH3CHFCH3 2-Fluoropropane 1.093 -0.006
C3H3N acrylonitrile 1.086 -0.006
C3H4N2 1H-Pyrazole 1.080 -0.006
CH2FCl fluorochloromethane 1.090 -0.006
CH3NO3 Methyl nitrate 1.088 -0.006
C6H10 cyclohexene 1.100 -0.006
C3H7SH 1-Propanethiol 1.094 -0.006
C2H4 Ethylene 1.086 -0.006
C4H8 cyclobutane 1.093 -0.006
C5H8 Bicyclo[2.1.0]pentane 1.085 -0.006
CH3COCH2CH3 2-Butanone 1.091 -0.006
CH3OC2H5 Ethane, methoxy- 1.092 -0.006
CH3CHFCH3 2-Fluoropropane 1.094 -0.006
CH2O2 Dioxirane 1.090 -0.005
C4H6S Thiophene, 2,5-dihydro- 1.095 -0.005
C3H8 Propane 1.096 -0.005
C6H8 1,4-Cyclohexadiene 1.100 -0.005
C4H10O Propane, 2-methoxy- 1.095 -0.005
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.005
HCOOH Formic acid 1.097 -0.005
C2H5F fluoroethane 1.095 -0.005
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 -0.005
CH3SOCH3 Dimethyl sulfoxide 1.093 -0.005
CH2CHOH ethenol 1.086 -0.005
CH3 Methyl radical 1.079 -0.005
C4H6 Cyclobutene 1.094 -0.005
C3H6 Cyclopropane 1.083 -0.005
CH3OCH3 Dimethyl ether 1.099 -0.005
C5H4O2 4-Cyclopentene-1,3-dione 1.093 -0.004
C3H8 Propane 1.094 -0.004
CH3SCH3 Dimethyl sulfide 1.091 -0.004
C5H8 Cyclopentene 1.085 -0.004
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 -0.004
CH2CHCH2CH3 1-Butene 1.090 -0.004
CH3CHS Thioacetaldehyde 1.090 -0.004
CH3OC2H5 Ethane, methoxy- 1.100 -0.004
CH3OC2H5 Ethane, methoxy- 1.099 -0.004
C2H6O2S Dimethyl sulfone 1.091 -0.004
C3H4O Methylketene 1.083 -0.004
C4H4N2 Succinonitrile 1.092 -0.004
C3H4 cyclopropene 1.088 -0.004
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 -0.004
C4H8 cyclobutane 1.091 -0.004
C5H6 1-Buten-3-yne, 2-methyl- 1.065 -0.003
C4H10O Propane, 2-methoxy- 1.095 -0.003
C2H5N Aziridine 1.083 -0.003
CH3CHClCH3 Propane, 2-chloro- 1.091 -0.003
C2H4F2 1,2-difluoroethane 1.093 -0.003
CH2Cl2 Methylene chloride 1.085 -0.003
CH3OCHO methyl formate 1.086 -0.003
C2H5N Aziridine 1.084 -0.003
C2H4O Ethylene oxide 1.084 -0.003
C2H4S Thiirane 1.083 -0.003
C4H6S Thiophene, 2,5-dihydro- 1.085 -0.003
CH3SeH Methane selenol 1.088 -0.003
C2H6 Ethane 1.091 -0.003
C5H8O Cyclopentanone 1.095 -0.003
C2H5Br Ethyl bromide 1.093 -0.003
CHOCHCHCH3 2-Butenal 1.090 -0.003
C5H10 2-Pentene, (Z)- 1.092 -0.003
CH2CHF Ethene, fluoro- 1.082 -0.003
C6H6 Benzene 1.084 -0.003
CH2CHCHO Acrolein 1.084 -0.002
CH3NO2 Methane, nitro- 1.088 -0.002
CH3CH2Cl Ethyl chloride 1.089 -0.002
CH3CH(CH3)CH3 Isobutane 1.092 -0.002
CHOCHCHCH3 2-Butenal 1.108 -0.002
C2H5F fluoroethane 1.091 -0.002
C2H5F fluoroethane 1.090 -0.002
C2H5Br Ethyl bromide 1.087 -0.002
C2H3 vinyl 1.080 -0.002
C5H6 1-Buten-3-yne, 2-methyl- 1.090 -0.002
C4H5N (E)-2-Butenenitrile 1.090 -0.002
C6H5F Fluorobenzene 1.083 -0.002
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 -0.002
C3H6O Propylene oxide 1.090 -0.002
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 -0.002
C4H6 Cyclobutene 1.083 -0.002
CH2CHOH ethenol 1.079 -0.002
CH3I methyl iodide 1.084 -0.002
C6H5OH phenol 1.082 -0.002
CH3CHClCH3 Propane, 2-chloro- 1.092 -0.002
CH4 Methane 1.087 -0.002
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 -0.002
C4H4S Thiophene 1.079 -0.002
C6H5CN phenyl cyanide 1.082 -0.002
C2H6O2 1,2-Ethanediol 1.093 -0.002
C6H5CH3 toluene 1.083 -0.001
C3H7SH 1-Propanethiol 1.090 -0.001
C2H3Br vinyl bromide 1.080 -0.001
C2H2 Acetylene 1.063 -0.001
CHOCHCHCH3 2-Butenal 1.084 -0.001
CH2CHCHO Acrolein 1.081 -0.001
CH3CHFCH3 2-Fluoropropane 1.092 -0.001
C6H12 Cyclohexane 1.093 -0.001
CH3COF Acetyl fluoride 1.084 -0.001
C6H5NH2 aniline 1.084 -0.001
C3H7SH 1-Propanethiol 1.092 -0.001
H2CS Thioformaldehyde 1.087 -0.001
C6H5F Fluorobenzene 1.081 -0.001
C3H3NO Oxazole 1.075 -0.001
C4H10O Propane, 2-methoxy- 1.090 -0.001
C4H5N Pyrrole 1.076 -0.001
CH3CH2SH ethanethiol 1.091 -0.001
C2H3 vinyl 1.085 -0.001
C6H5Cl chlorobenzene 1.082 -0.001
CH3CH2Cl Ethyl chloride 1.086 -0.001
C6H5OH phenol 1.084 -0.001
CH3F Methyl fluoride 1.087 -0.001
C3H3NO Oxazole 1.075 -0.001
C3H3NO Oxazole 1.073 -0.001
CH3CHO Acetaldehyde 1.086 -0.001
C6H10 1-Butyne, 3,3-dimethyl- 1.056 -0.001
C6H6 Fulvene 1.080 -0.000
CH3CH2Cl Ethyl chloride 1.090 -0.000
H2CCCCH2 Butatriene 1.083 -0.000
C4H4N2 1,3-Diazine 1.082 -0.000
C10H16 adamantane 1.093 -0.000
C6H5Cl chlorobenzene 1.081 -0.000
C3H8 Propane 1.089 -0.000
CH3COCH2CH3 2-Butanone 1.093 -0.000
C5H6 1-Buten-3-yne, 2-methyl- 1.081 -0.000
C4H4N2 Pyrazine 1.083 -0.000
HCCCN Cyanoacetylene 1.062 -0.000
SiH2(CH3)2 dimethylsilane 1.089 0.000
CH3Br methyl bromide 1.082 0.000
C6H5CH3 toluene 1.081 0.000
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.000
CH3OC2H5 Ethane, methoxy- 1.086 0.000
CH3S thiomethoxy 1.090 0.000
C6H5CN phenyl cyanide 1.080 0.000
C2H3Cl Ethene, chloro- 1.079 0.000
C2H5CN ethyl cyanide 1.087 0.000
C2H2+ acetylene cation 1.077 0.000
C5H6 Cyclopropylacetylene 1.080 0.000
CHOCHCHCH3 2-Butenal 1.086 0.000
C6H5F Fluorobenzene 1.080 0.000
CH3CHSHCH3 2-Propanethiol 1.091 0.000
CH3CH2OH Ethanol 1.088 0.000
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.000
CH3OCH3 Dimethyl ether 1.085 0.000
CH3NHCH3 Dimethylamine 1.098 0.000
CH3NH2 methyl amine 1.093 0.001
CH3CHFCH3 2-Fluoropropane 1.088 0.001
C4H5N (E)-2-Butenenitrile 1.081 0.001
CH2NOH formaldoxime 1.085 0.001
CH2CHF Ethene, fluoro- 1.077 0.001
C2H3Br vinyl bromide 1.080 0.001
C6H5Cl chlorobenzene 1.079 0.001
C6H10O cyclohexanone 1.088 0.001
CH3CHS Thioacetaldehyde 1.089 0.001
C6H6 Fulvene 1.078 0.001
C3H4 cyclopropene 1.072 0.001
C4H4Se selenophene 1.079 0.001
C6H5CN phenyl cyanide 1.080 0.001
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.001
HCN Hydrogen cyanide 1.064 0.001
CH3OC2H5 Ethane, methoxy- 1.089 0.001
CH3CCH propyne 1.060 0.001
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.001
C2H5CN ethyl cyanide 1.088 0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.002
CH2F2 Methane, difluoro- 1.084 0.002
CH2Br2 dibromomethane 1.079 0.002
C5H10 2-Pentene, (E)- 1.082 0.002
C6H5CH3 toluene 1.081 0.002
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.002
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.002
CH3CH2O Ethoxy radical 1.085 0.002
C3H6O Propylene oxide 1.082 0.003
C4H4N2 1,3-Diazine 1.079 0.003
CH3OCl methyl hypochlorite 1.086 0.003
CH3CH2O Ethoxy radical 1.086 0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.097 0.004
CH3NHCH3 Dimethylamine 1.084 0.004
C4H2 Diacetylene 1.058 0.004
CH3CHNOH Acetaldoxime 1.085 0.004
GeH3CH3 methyl germane 1.083 0.004
CH2NH Methanimine 1.081 0.004
HCP Phosphaethyne 1.067 0.004
C3H4O Methylketene 1.083 0.005
CH3SCH2CH3 Ethane, (methylthio)- 1.090 0.005
HCS+ Thioformyl cation 1.079 0.005
C6H5OH phenol 1.076 0.005
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.005
C5H6 Cyclopropylacetylene 1.055 0.006
CH3SCH2CH3 Ethane, (methylthio)- 1.089 0.006
HCCCl Chloroacetylene 1.055 0.006
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.006
C6H5CCH phenylacetylene 1.055 0.006
HCCBr bromoacetylene 1.055 0.006
HCCF Fluoroacetylene 1.053 0.007
C3H7N Cyclopropylamine 1.080 0.007
CH3CH2OH Ethanol 1.086 0.007
C8H8 cyclooctatetraene 1.079 0.007
C4H4Se selenophene 1.070 0.007
CH3CH2O Ethoxy radical 1.088 0.008
C5H6S Thiophene, 3-methyl- 1.081 0.008
C6H5Br bromobenzene 1.072 0.008
C4H9N Pyrrolidine 1.090 0.009
CH2NCH3 N-methylmethanimine 1.089 0.009
CHONH2 formamide 1.090 0.012
C4H4N2 Pyridazine 1.064 0.013
C3H5 Allyl radical 1.069 0.013
N(CH3)3 Trimethylamine 1.088 0.014
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.015
CH2I2 Diiodomethane 1.066 0.015
C2H Ethynyl radical 1.047 0.015
C5H10 2-Pentene, (Z)- 1.058 0.028
CH3SOCH3 Dimethyl sulfoxide 1.054 0.033
HCO Formyl radical 1.080 0.036
C4H4N2O2 Uracil 0.957 0.122
C4H4N2O2 Uracil 0.931 0.145
C4H10O Methyl propyl ether 1.099 0.311
C3H3NO Isoxazole 1.075 0.336
C4H6 1-Methylcyclopropene 1.070 0.438
C4H6 1-Methylcyclopropene 1.098 0.657
C4H6 1-Methylcyclopropene 1.098 0.674
C4H8S Thiophene, tetrahydro- 1.117 0.708
C4H6 1-Methylcyclopropene 1.087 0.738
C4H6 1-Methylcyclopropene 1.087 2.321
C4H6 1-Methylcyclopropene 1.085 3.123