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Compare Bonds

18 10 26 16 45

MP2/CEP-121G 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-0.037
Most positive difference C4H6 1-Methylcyclopropene3.201

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H8O2 1,3-Propanediol 1.140 -0.037
C6H6 Fulvene 1.130 -0.035
C3H5Cl3 Propane, 1,2,3-trichloro- 1.131 -0.034
C5H8O Methyl cyclopropyl ketone 1.126 -0.027
CH3CONH2 Acetamide 1.124 -0.026
C2H2O2 Ethanedial 1.132 -0.026
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.024
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.021
C2H3CCH 1-Buten-3-yne 1.090 -0.019
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.018
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.017
CHBr3 bromoform 1.110 -0.017
C4H5N Cyclopropanecarbonitrile 1.107 -0.016
C2HF3 Trifluoroethylene 1.100 -0.016
C2H6N2O2 Dimethylnitroamine 1.121 -0.016
C4H6O2 2,3-Butanedione 1.114 -0.016
HCONHCH3 N-methylformamide 1.114 -0.015
C3H7NO dimethylformamide 1.112 -0.015
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.015
C6H14 Hexane 1.118 -0.014
C2H3CCH 1-Buten-3-yne 1.106 -0.014
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.013
CH3OCl methyl hypochlorite 1.111 -0.012
C7H16 heptane 1.121 -0.012
C3H6S3 1,3,5-Trithiane 1.114 -0.012
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.012
C5H8 Spiropentane 1.105 -0.012
C5H12O Butane, 1-methoxy- 1.115 -0.012
C5H6 Propellane 1.106 -0.011
C6H12 (E)-3-methylpent-2-ene 1.116 -0.011
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.011
Si(CH3)4 tetramethylsilane 1.115 -0.010
C5H10 Cyclopentane 1.114 -0.010
CH3CH2CH2CH3 Butane 1.117 -0.010
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.009
C5H12 Pentane 1.118 -0.009
C7H12 Norbornane 1.113 -0.009
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.009
C5H10O 2-Butanone, 3-methyl- 1.113 -0.009
C5H12 Propane, 2,2-dimethyl- 1.114 -0.008
CH2CHOH ethenol 1.097 -0.008
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.008
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.008
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.008
N(CH3)3 Trimethylamine 1.109 -0.008
C4H8O2 Ethyl acetate 1.105 -0.008
C3H2N2 Malononitrile 1.109 -0.008
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.007
C3H8O2 Methane, dimethoxy- 1.108 -0.007
CH3SH Methanethiol 1.104 -0.007
CH3COCl Acetyl Chloride 1.105 -0.007
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.006
H2CO Formaldehyde 1.111 -0.005
C2H8N2 Ethylenediamine 1.109 -0.005
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.004
CH3CH2NH2 Ethylamine 1.107 -0.004
CH3CN Acetonitrile 1.104 -0.004
CH3COCH3 Acetone 1.103 -0.004
C5H8 Ethenylcyclopropane 1.099 -0.004
CH2N2 diazirine 1.090 -0.004
CH3OCHO methyl formate 1.101 -0.004
CH3COOH Acetic acid 1.100 -0.003
CH3CHO Acetaldehyde 1.114 -0.003
C5H8 1,4-Pentadiene 1.110 -0.003
C4H8O2 1,3-Dioxane 1.095 -0.003
CH3CH2CHO Propanal 1.115 -0.003
C12H8 biphenylene 1.096 -0.002
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.002
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.002
CH3ONO Methyl nitrite 1.102 -0.002
CH3CH2CHO Propanal 1.103 -0.002
HCOOH Formic acid 1.097 -0.001
CH2CHCHO Acrolein 1.113 -0.001
CH3OH Methyl alcohol 1.096 -0.001
C3H6S Thietane 1.100 -0.001
CH2NH Methanimine 1.103 -0.001
C2H3Cl Ethene, chloro- 1.090 -0.000
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.000
C5H11N Piperidine 1.105 0.000
CH3CHNOH Acetaldoxime 1.100 0.000
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 0.000
CH3CH(CH3)CH3 Isobutane 1.108 0.001
HFCO formyl fluoride 1.095 0.001
C4H6O Cyclobutanone 1.100 0.001
C8H8 cubane 1.097 0.001
CHF3 Methane, trifluoro- 1.091 0.001
C5H8 Bicyclo[2.1.0]pentane 1.095 0.001
C3H5ClO Oxirane, (chloromethyl)- 1.095 0.002
CH2O2 Dioxirane 1.090 0.002
C5H6 1-Buten-3-yne, 2-methyl- 1.091 0.002
C5H8 Cyclobutane, methylene- 1.101 0.002
C2H4F2 1,2-difluoroethane 1.094 0.002
CHF2Cl difluorochloromethane 1.090 0.003
C6H5CH2CH3 Ethylbenzene 1.094 0.003
CH3NO3 Methyl nitrate 1.095 0.003
CH3CH2OH Ethanol 1.098 0.003
CH2FCl fluorochloromethane 1.090 0.003
CH2CS Thioketene 1.090 0.003
HOCH2COOH Hydroxyacetic acid 1.097 0.003
CH3CH2CHO Propanal 1.105 0.003
CH3SSCH3 Disulfide, dimethyl 1.097 0.003
CH2CHF Ethene, fluoro- 1.087 0.003
C3H8O2 Propylene glycol 1.095 0.003
C3H6O 2-Propen-1-ol 1.092 0.003
C3H4N2 1H-Pyrazole 1.083 0.003
C5H6S Thiophene, 3-methyl- 1.090 0.003
C4H6O Furan, 2,5-dihydro- 1.100 0.003
CH2BrF Methane, bromofluoro- 1.090 0.003
C2H3Br vinyl bromide 1.088 0.003
C4H6 Methylenecyclopropane 1.090 0.004
CH2NOH formaldoxime 1.086 0.004
CH3NHCH3 Dimethylamine 1.098 0.004
CH3NC methyl isocyanide 1.094 0.004
C2H5F fluoroethane 1.095 0.004
CH3ONO Methyl nitrite 1.090 0.004
C3H6O 2-Propen-1-ol 1.091 0.004
CH2PH Phosphaethene 1.090 0.004
CH2PH Phosphaethene 1.090 0.004
C3H4N2 1H-Pyrazole 1.082 0.004
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 0.004
CH(CN)3 tricyanomethane 1.100 0.004
C4H4N2 1,3-Diazine 1.087 0.004
C3H6O 2-Propen-1-ol 1.102 0.005
H2NCH2COOH Glycine 1.096 0.005
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 0.005
CH3Cl Methyl chloride 1.090 0.005
CHOCHCHCH3 2-Butenal 1.108 0.005
CHFClBr fluorochlorobromomethane 1.088 0.005
CH2 Methylene 1.085 0.005
C2H6O2S Dimethyl sulfone 1.091 0.005
C6H5CH3 toluene 1.100 0.005
CH3SCH2CH3 Ethane, (methylthio)- 1.097 0.005
C6H8 1,4-Cyclohexadiene 1.100 0.005
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 0.005
CH2CO Ketene 1.083 0.006
CH3PH2 Methyl phosphine 1.094 0.006
CH3CCH propyne 1.096 0.006
C3H4N2 1H-Pyrazole 1.080 0.006
C2H5N Aziridine 1.083 0.006
CH3SOCH3 Dimethyl sulfoxide 1.093 0.006
C4H6S Thiophene, 2,5-dihydro- 1.095 0.006
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 0.006
C4H6 Methylenecyclopropane 1.088 0.006
C5H6 1-Buten-3-yne, 2-methyl- 1.065 0.006
CH3CH(CH3)CH3 Isobutane 1.100 0.006
C4H10O Propane, 2-methoxy- 1.095 0.006
CH3CH2CHO Propanal 1.096 0.006
C5H8 Bicyclo[2.1.0]pentane 1.085 0.006
CH2CCH2 allene 1.087 0.006
C3H3N acrylonitrile 1.086 0.006
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 0.007
C4H4N2 1,3-Diazine 1.082 0.007
C3H3NO Oxazole 1.075 0.007
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 0.007
CH2CHCHO Acrolein 1.089 0.007
CH3SeCH3 dimethylselenide 1.093 0.007
CH3SiH3 methyl silane 1.096 0.007
C4H5N (E)-2-Butenenitrile 1.090 0.007
CH2CHF Ethene, fluoro- 1.082 0.007
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.007
CH2Cl2 Methylene chloride 1.085 0.007
CH3NO nitrosomethane 1.094 0.007
C2H2ClF 1-chloro-1-fluoroethylene 1.082 0.007
C3H3NO Oxazole 1.075 0.007
CH3OC2H5 Ethane, methoxy- 1.099 0.007
C2H4O Ethylene oxide 1.084 0.007
CH3OCHO methyl formate 1.086 0.007
CH3CHFCH3 2-Fluoropropane 1.093 0.007
CH3CHS Thioacetaldehyde 1.098 0.007
C2H4 Ethylene 1.086 0.007
CH3OCH3 Dimethyl ether 1.099 0.007
C6H10 cyclohexene 1.090 0.007
C3H4O Cyclopropanone 1.086 0.008
C3H3NO Oxazole 1.073 0.008
CH3CHFCH3 2-Fluoropropane 1.094 0.008
CH3SCH3 Dimethyl sulfide 1.091 0.008
C3H4 cyclopropene 1.088 0.008
C6H12 Cyclohexane 1.101 0.008
CH2CHOH ethenol 1.086 0.008
C2H4S Thiirane 1.083 0.008
CH3NO3 Methyl nitrate 1.088 0.008
C4H4N2 Pyrazine 1.083 0.008
CH2CHCH2CH3 1-Butene 1.095 0.008
C3H6 Cyclopropane 1.083 0.009
CH3CHClCH3 Propane, 2-chloro- 1.091 0.009
C2H2 Acetylene 1.063 0.009
C4H10O Ethoxy ethane 1.100 0.009
C5H8 Cyclopentene 1.085 0.009
CH3OC2H5 Ethane, methoxy- 1.092 0.009
CHClCCl2 Trichloroethylene 1.080 0.009
HCCCN Cyanoacetylene 1.062 0.009
CH3OC2H5 Ethane, methoxy- 1.100 0.009
H2CS Thioformaldehyde 1.087 0.009
CH3NO nitrosomethane 1.092 0.009
C3H7SH 1-Propanethiol 1.094 0.009
C4H4S Thiophene 1.079 0.009
C6H10 cyclohexene 1.100 0.009
C4H6 Cyclobutene 1.094 0.009
C5H8 Cyclopentene 1.095 0.009
CH3NO2 Methane, nitro- 1.088 0.009
C5H4O2 4-Cyclopentene-1,3-dione 1.093 0.009
C2H5N Aziridine 1.084 0.009
C4H10O Propane, 2-methoxy- 1.095 0.009
C2H2+ acetylene cation 1.077 0.009
CH2CHCH2CH3 1-Butene 1.090 0.009
C4H6S Thiophene, 2,5-dihydro- 1.085 0.009
C5H8 Bicyclo[2.1.0]pentane 1.095 0.009
C3H6O 2-Propen-1-ol 1.096 0.009
C2H6O2 1,2-Ethanediol 1.093 0.009
CH3CHFCH3 2-Fluoropropane 1.092 0.009
CH2F2 Methane, difluoro- 1.084 0.010
CH2NOH formaldoxime 1.085 0.010
C4H4N2 Succinonitrile 1.092 0.010
CH3F Methyl fluoride 1.087 0.010
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 0.010
CH3CHS Thioacetaldehyde 1.090 0.010
CH3SCH2CH3 Ethane, (methylthio)- 1.090 0.010
C6H6 Benzvalene 1.082 0.010
C3H8 Propane 1.096 0.010
CH3SCH2CH3 Ethane, (methylthio)- 1.092 0.010
C2H5F fluoroethane 1.090 0.010
CH3 Methyl radical 1.079 0.010
C4H6 Cyclobutene 1.083 0.010
C6H6 Benzene 1.084 0.010
C2H3 vinyl 1.080 0.010
CH2CHCHO Acrolein 1.084 0.010
C6H5F Fluorobenzene 1.083 0.010
C6H5F Fluorobenzene 1.081 0.010
C4H8 cyclobutane 1.093 0.010
HCN Hydrogen cyanide 1.064 0.010
CH3OC2H5 Ethane, methoxy- 1.086 0.011
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 0.011
CH2CHOH ethenol 1.079 0.011
C2H3Br vinyl bromide 1.080 0.011
C2H5Br Ethyl bromide 1.087 0.011
C3H8 Propane 1.094 0.011
CH3SCH2CH3 Ethane, (methylthio)- 1.089 0.011
CH3CH2Cl Ethyl chloride 1.086 0.011
C4H10O Ethoxy ethane 1.090 0.011
CH3SeH Methane selenol 1.088 0.011
C6H6 Benzvalene 1.078 0.011
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 0.011
CH2CHCHO Acrolein 1.081 0.011
CH3CHS Thioacetaldehyde 1.089 0.011
CH3CCH propyne 1.060 0.011
CH3CH2Cl Ethyl chloride 1.089 0.011
C4H8 cyclobutane 1.091 0.011
C4H5N Pyrrole 1.076 0.011
CH3OCH3 Dimethyl ether 1.085 0.011
C3H7SH 1-Propanethiol 1.090 0.011
H2CCCCH2 Butatriene 1.083 0.011
C6H5CN phenyl cyanide 1.082 0.011
C6H5CH3 toluene 1.083 0.012
CH3I methyl iodide 1.084 0.012
C6H6 Fulvene 1.080 0.012
C6H5Cl chlorobenzene 1.082 0.012
C5H8O Cyclopentanone 1.095 0.012
C3H6O Propylene oxide 1.090 0.012
C2H5Br Ethyl bromide 1.093 0.012
C2H3Cl Ethene, chloro- 1.079 0.012
C5H10 2-Pentene, (Z)- 1.092 0.012
CHOCHCHCH3 2-Butenal 1.084 0.012
CHOCHCHCH3 2-Butenal 1.090 0.012
C4H10O Ethoxy ethane 1.092 0.012
C6H5NH2 aniline 1.084 0.012
C5H6 1-Buten-3-yne, 2-methyl- 1.090 0.012
C2H6 Ethane 1.091 0.012
CH2NH Methanimine 1.081 0.012
CH3CHSHCH3 2-Propanethiol 1.091 0.012
C6H5Cl chlorobenzene 1.081 0.012
C4H4N2 1,3-Diazine 1.079 0.012
C4H2 Diacetylene 1.058 0.012
C5H6 Cyclopropylacetylene 1.080 0.012
C3H4 cyclopropene 1.072 0.012
C4H5N (E)-2-Butenenitrile 1.090 0.013
C3H7SH 1-Propanethiol 1.092 0.013
HCS+ Thioformyl cation 1.079 0.013
C10H8 Azulene 1.081 0.013
CH4 Methane 1.087 0.013
CH2CHF Ethene, fluoro- 1.077 0.013
CH3COF Acetyl fluoride 1.084 0.013
C2H3 vinyl 1.085 0.013
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.013
C2H5F fluoroethane 1.091 0.013
CH3CH(CH3)CH3 Isobutane 1.092 0.013
C6H6 Benzvalene 1.078 0.013
C6H12 Cyclohexane 1.093 0.013
C3H6O Propylene oxide 1.082 0.013
CH3Br methyl bromide 1.082 0.013
C10H8 Azulene 1.084 0.013
CH3CHClCH3 Propane, 2-chloro- 1.092 0.013
C10H8 Azulene 1.080 0.013
C6H5F Fluorobenzene 1.080 0.013
C6H5CN phenyl cyanide 1.080 0.013
CH3CHO Acetaldehyde 1.086 0.013
C6H5CH3 toluene 1.081 0.013
C6H5Cl chlorobenzene 1.079 0.013
CH3CHNOH Acetaldoxime 1.085 0.013
CH3CH2SH ethanethiol 1.091 0.013
C4H4Se selenophene 1.079 0.013
C4H5N (E)-2-Butenenitrile 1.081 0.013
C6H6 Fulvene 1.078 0.014
C2H3Br vinyl bromide 1.080 0.014
CH2NN diazomethane 1.075 0.014
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.014
C6H10O cyclohexanone 1.088 0.014
C6H5CN phenyl cyanide 1.080 0.014
SiH2(CH3)2 dimethylsilane 1.089 0.014
CH3CH2Cl Ethyl chloride 1.090 0.014
C4H10O Propane, 2-methoxy- 1.090 0.014
CH3OCl methyl hypochlorite 1.086 0.014
C10H16 adamantane 1.093 0.014
CHOCHCHCH3 2-Butenal 1.086 0.014
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.014
CH2Br2 dibromomethane 1.079 0.014
C3H6O 2-Propen-1-ol 1.078 0.014
HCCl Chloromethylene 1.119 0.015
C3H8 Propane 1.089 0.015
C2H5CN ethyl cyanide 1.087 0.015
CH3OC2H5 Ethane, methoxy- 1.089 0.015
C2H5CN ethyl cyanide 1.088 0.015
CHONH2 formamide 1.090 0.015
C6H5CH3 toluene 1.081 0.015
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.015
C5H10 2-Pentene, (E)- 1.082 0.015
C6H10 1-Butyne, 3,3-dimethyl- 1.056 0.016
CH3NHCH3 Dimethylamine 1.098 0.016
CH3CH2OH Ethanol 1.088 0.016
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.016
C6H5CCH phenylacetylene 1.055 0.016
CH3CHFCH3 2-Fluoropropane 1.088 0.016
C5H6 Cyclopropylacetylene 1.055 0.016
HCCCl Chloroacetylene 1.055 0.016
C10H8 Azulene 1.081 0.016
CH3CH2O Ethoxy radical 1.085 0.016
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 0.016
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.016
CH3NHCH3 Dimethylamine 1.084 0.017
CH3NH2 methyl amine 1.093 0.017
HCCF Fluoroacetylene 1.053 0.017
HCCBr bromoacetylene 1.055 0.017
C10H8 Azulene 1.083 0.017
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.018
CH3CH2O Ethoxy radical 1.086 0.018
C3H7N Cyclopropylamine 1.080 0.018
CH3CH2O Ethoxy radical 1.088 0.019
HCP Phosphaethyne 1.067 0.019
GeH3CH3 methyl germane 1.083 0.019
C8H8 cyclooctatetraene 1.079 0.019
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.019
CH3CH2OH Ethanol 1.086 0.020
C4H4Se selenophene 1.070 0.020
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.020
C6H5Br bromobenzene 1.072 0.020
CH2NCH3 N-methylmethanimine 1.089 0.021
C5H6S Thiophene, 3-methyl- 1.081 0.022
C2H Ethynyl radical 1.047 0.022
C4H9N Pyrrolidine 1.090 0.024
CH Methylidyne 1.120 0.026
C3H5 Allyl radical 1.069 0.026
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 0.028
C4H4N2 Pyridazine 1.064 0.028
CH2I2 Diiodomethane 1.066 0.029
N(CH3)3 Trimethylamine 1.088 0.029
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.030
C5H10 2-Pentene, (Z)- 1.058 0.041
CH3SOCH3 Dimethyl sulfoxide 1.054 0.043
HCO Formyl radical 1.080 0.070
C3H3NO Isoxazole 1.075 0.378
C4H10O Methyl propyl ether 1.099 0.381
C4H6 1-Methylcyclopropene 1.070 0.500
C4H6 1-Methylcyclopropene 1.098 0.685
C4H6 1-Methylcyclopropene 1.098 0.696
C4H6 1-Methylcyclopropene 1.087 0.765
C4H6 1-Methylcyclopropene 1.087 2.427
C4H6 1-Methylcyclopropene 1.085 3.201