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Compare Bonds

18 10 26 16 45

MP2/6-311G** 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-0.045
Most positive difference C4H6 1-Methylcyclopropene3.141

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H8O2 1,3-Propanediol 1.140 -0.045
C6H6 Fulvene 1.130 -0.044
C3H5Cl3 Propane, 1,2,3-trichloro- 1.131 -0.040
C5H8O Methyl cyclopropyl ketone 1.126 -0.036
CH3CONH2 Acetamide 1.124 -0.035
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.033
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.028
C2H3CCH 1-Buten-3-yne 1.090 -0.025
C2H2O2 Ethanedial 1.132 -0.025
CHBr3 bromoform 1.110 -0.025
C4H6O2 2,3-Butanedione 1.114 -0.024
C6H14 Hexane 1.118 -0.024
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.024
HCONHCH3 N-methylformamide 1.114 -0.023
C2H6N2O2 Dimethylnitroamine 1.121 -0.023
C4H5N Cyclopropanecarbonitrile 1.107 -0.023
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.023
CH3CCCH3 2-Butyne 1.116 -0.022
C7H16 heptane 1.121 -0.022
C3H7NO dimethylformamide 1.112 -0.022
C2HF3 Trifluoroethylene 1.100 -0.022
C2H3CCH 1-Buten-3-yne 1.106 -0.021
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.021
C5H12O Butane, 1-methoxy- 1.115 -0.021
C6H12 (E)-3-methylpent-2-ene 1.116 -0.020
Si(CH3)4 tetramethylsilane 1.115 -0.020
CH3OCl methyl hypochlorite 1.111 -0.020
CH3CH2CH2CH3 Butane 1.117 -0.020
C5H8 Spiropentane 1.105 -0.019
C5H10 Cyclopentane 1.114 -0.019
C5H12 Pentane 1.118 -0.019
C3H6S3 1,3,5-Trithiane 1.114 -0.019
C5H6 Propellane 1.106 -0.019
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.019
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.019
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.018
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.018
C5H12 Propane, 2,2-dimethyl- 1.114 -0.018
C5H10O 2-Butanone, 3-methyl- 1.113 -0.018
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.018
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.017
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.017
C7H12 Norbornane 1.113 -0.017
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.017
C4H8O2 Ethyl acetate 1.105 -0.016
N(CH3)3 Trimethylamine 1.109 -0.015
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.015
CH3COCl Acetyl Chloride 1.105 -0.015
C3H2N2 Malononitrile 1.109 -0.015
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.014
CH3SH Methanethiol 1.104 -0.013
CH3COCH3 Acetone 1.103 -0.013
C5H8 1,4-Pentadiene 1.110 -0.013
CH3CN Acetonitrile 1.104 -0.012
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.012
C5H8 Ethenylcyclopropane 1.099 -0.012
CH2CHOH ethenol 1.097 -0.012
C2H8N2 Ethylenediamine 1.109 -0.012
CH3CH2NH2 Ethylamine 1.107 -0.012
CH3COOH Acetic acid 1.100 -0.012
CH3CH2CHO Propanal 1.103 -0.011
C3H8O2 Methane, dimethoxy- 1.108 -0.011
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.010
HCCl Chloromethylene 1.119 -0.010
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.010
C6H5NO2 Nitrobenzene 1.093 -0.010
C12H8 biphenylene 1.096 -0.010
CH3CH(CH3)CH3 Isobutane 1.108 -0.010
CH3ONO Methyl nitrite 1.102 -0.009
CH2N2 diazirine 1.090 -0.009
C5H11N Piperidine 1.105 -0.009
CH3CHNOH Acetaldoxime 1.100 -0.009
C4H6O Cyclobutanone 1.100 -0.008
C5H8 Cyclobutane, methylene- 1.101 -0.008
CH2NH Methanimine 1.103 -0.008
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.007
C3H6S Thietane 1.100 -0.007
C2H3Cl Ethene, chloro- 1.090 -0.007
C4H8O2 1,3-Dioxane 1.095 -0.007
CH3CH2CHO Propanal 1.105 -0.007
CH2 Methylene 1.085 -0.007
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.006
C2H4F2 1,2-difluoroethane 1.099 -0.006
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.006
CH2CS Thioketene 1.090 -0.006
CH2CHF Ethene, fluoro- 1.087 -0.006
CH3OH Methyl alcohol 1.096 -0.006
C6H5CH2CH3 Ethylbenzene 1.094 -0.006
C8H8 cubane 1.097 -0.006
CH3CH2OH Ethanol 1.098 -0.006
H2CO Formaldehyde 1.111 -0.005
C5H6S Thiophene, 3-methyl- 1.090 -0.005
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.005
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.005
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.005
C3H6O 2-Propen-1-ol 1.091 -0.004
C6H5CH3 toluene 1.100 -0.004
C2H3Br vinyl bromide 1.088 -0.004
CH2PH Phosphaethene 1.090 -0.004
CH3NO3 Methyl nitrate 1.095 -0.004
C3H6O 2-Propen-1-ol 1.092 -0.004
C4H6 Methylenecyclopropane 1.090 -0.004
CH3SSCH3 Disulfide, dimethyl 1.097 -0.004
CH3NHCH3 Dimethylamine 1.098 -0.004
CH3CH(CH3)CH3 Isobutane 1.100 -0.004
CH3CH2CHO Propanal 1.115 -0.004
CHF3 Methane, trifluoro- 1.091 -0.003
CH3PH2 Methyl phosphine 1.094 -0.003
CH3CH2CHO Propanal 1.096 -0.003
CH2NOH formaldoxime 1.086 -0.003
CH3NC methyl isocyanide 1.094 -0.003
CH3OCHO methyl formate 1.101 -0.003
CH3CHO Acetaldehyde 1.114 -0.003
CH3CCH propyne 1.096 -0.003
CH3ONO Methyl nitrite 1.090 -0.003
CHF2Cl difluorochloromethane 1.090 -0.003
CH2CO Ketene 1.083 -0.003
CH2PH Phosphaethene 1.090 -0.003
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 -0.003
CH3SiH3 methyl silane 1.096 -0.003
C6H12 Cyclohexane 1.101 -0.002
C4H4N2 1,3-Diazine 1.087 -0.002
C3H4N2 1H-Pyrazole 1.083 -0.002
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.002
C4H6 Methylenecyclopropane 1.088 -0.002
CH3SCH2CH3 Ethane, (methylthio)- 1.097 -0.002
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.002
C3H4N2 1H-Pyrazole 1.082 -0.002
CH2BrF Methane, bromofluoro- 1.090 -0.002
CHFClBr fluorochlorobromomethane 1.088 -0.002
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.002
CH2FCl fluorochloromethane 1.090 -0.002
CH3Cl Methyl chloride 1.090 -0.002
C3H6O 2-Propen-1-ol 1.102 -0.002
CH3CHS Thioacetaldehyde 1.098 -0.002
CH3SeCH3 dimethylselenide 1.093 -0.002
CH(CN)3 tricyanomethane 1.100 -0.002
CH2O2 Dioxirane 1.090 -0.002
CH2CHCHO Acrolein 1.089 -0.002
CH2CCH2 allene 1.087 -0.002
H2NCH2COOH Glycine 1.096 -0.002
C2H5F fluoroethane 1.095 -0.002
CH2CHCH2CH3 1-Butene 1.095 -0.001
CH3NO nitrosomethane 1.094 -0.001
C6H10 cyclohexene 1.090 -0.001
C4H5N (E)-2-Butenenitrile 1.090 -0.001
CH2CHCHO Acrolein 1.113 -0.001
HFCO formyl fluoride 1.095 -0.001
C2H4 Ethylene 1.086 -0.001
C3H3N acrylonitrile 1.086 -0.001
HOCH2COOH Hydroxyacetic acid 1.097 -0.001
C3H4N2 1H-Pyrazole 1.080 -0.001
CH3CHFCH3 2-Fluoropropane 1.093 -0.001
C4H6S Thiophene, 2,5-dihydro- 1.095 -0.001
CH3CHFCH3 2-Fluoropropane 1.094 -0.001
C3H7SH 1-Propanethiol 1.094 -0.001
C5H8 Bicyclo[2.1.0]pentane 1.085 -0.000
C5H6 1-Buten-3-yne, 2-methyl- 1.065 -0.000
CH3SOCH3 Dimethyl sulfoxide 1.093 -0.000
CH2CHOH ethenol 1.086 -0.000
C6H10 cyclohexene 1.100 -0.000
C4H10O Propane, 2-methoxy- 1.095 -0.000
C6H8 1,4-Cyclohexadiene 1.100 -0.000
C2H2ClF 1-chloro-1-fluoroethylene 1.082 -0.000
C3H4O Cyclopropanone 1.086 -0.000
CH Methylidyne 1.120 -0.000
C3H8 Propane 1.096 -0.000
C5H8 Cyclopentene 1.095 -0.000
HCOOH Formic acid 1.097 0.000
C2H6O2S Dimethyl sulfone 1.091 0.000
CH3 Methyl radical 1.079 0.000
CH3OC2H5 Ethane, methoxy- 1.092 0.000
C5H8 Bicyclo[2.1.0]pentane 1.095 0.000
C2H3 vinyl 1.080 0.001
C4H6 Cyclobutene 1.094 0.001
C3H6 Cyclopropane 1.083 0.001
CH2CHCH2CH3 1-Butene 1.090 0.001
CH3SCH3 Dimethyl sulfide 1.091 0.001
CH3OC2H5 Ethane, methoxy- 1.099 0.001
C5H4O2 4-Cyclopentene-1,3-dione 1.093 0.001
CH3OCH3 Dimethyl ether 1.099 0.001
CH3CHS Thioacetaldehyde 1.090 0.001
C3H8 Propane 1.094 0.001
C2H5N Aziridine 1.083 0.001
C5H8 Cyclopentene 1.085 0.001
CH3NO3 Methyl nitrate 1.088 0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.092 0.001
C4H8 cyclobutane 1.093 0.001
CH2Cl2 Methylene chloride 1.085 0.001
CH3NO nitrosomethane 1.092 0.001
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 0.001
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 0.001
C4H10O Ethoxy ethane 1.100 0.001
CHClCCl2 Trichloroethylene 1.080 0.001
CH3CHClCH3 Propane, 2-chloro- 1.091 0.001
C3H8O2 Propylene glycol 1.095 0.001
CH3OCHO methyl formate 1.086 0.001
C4H4N2 Succinonitrile 1.092 0.001
C2H2 Acetylene 1.063 0.002
C2H4S Thiirane 1.083 0.002
C4H6S Thiophene, 2,5-dihydro- 1.085 0.002
C2H4F2 1,2-difluoroethane 1.093 0.002
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 0.002
C4H10O Ethoxy ethane 1.092 0.002
C2H5N Aziridine 1.084 0.002
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 0.002
CH3OC2H5 Ethane, methoxy- 1.100 0.002
C2H5F fluoroethane 1.090 0.002
CH3NO2 Methane, nitro- 1.088 0.002
C4H8 cyclobutane 1.091 0.002
C4H10O Propane, 2-methoxy- 1.095 0.002
C3H4 cyclopropene 1.088 0.002
CH2CHOH ethenol 1.079 0.002
C2H5Br Ethyl bromide 1.093 0.002
CH2CHF Ethene, fluoro- 1.082 0.002
C4H10O Ethoxy ethane 1.090 0.002
C2H6 Ethane 1.091 0.002
C6H6 Benzene 1.084 0.002
CHOCHCHCH3 2-Butenal 1.090 0.002
C5H10 2-Pentene, (Z)- 1.092 0.002
CH3CH2Cl Ethyl chloride 1.089 0.002
CH2CHCHO Acrolein 1.084 0.002
C2H4O Ethylene oxide 1.084 0.002
C4H4S Thiophene 1.079 0.003
CH3SeH Methane selenol 1.088 0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.090 0.003
C4H5N (E)-2-Butenenitrile 1.090 0.003
C3H6O Propylene oxide 1.090 0.003
C2H5F fluoroethane 1.091 0.003
CH3CH(CH3)CH3 Isobutane 1.092 0.003
C5H6 1-Buten-3-yne, 2-methyl- 1.090 0.003
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 0.003
C6H12 Cyclohexane 1.093 0.003
C2H5Br Ethyl bromide 1.087 0.003
C6H5F Fluorobenzene 1.083 0.003
C3H6O 2-Propen-1-ol 1.096 0.003
C5H8O Cyclopentanone 1.095 0.003
CH3CHClCH3 Propane, 2-chloro- 1.092 0.003
C4H6 Cyclobutene 1.083 0.003
HCN Hydrogen cyanide 1.064 0.003
CH4 Methane 1.087 0.003
CH2NN diazomethane 1.075 0.003
CH3I methyl iodide 1.084 0.003
C3H7SH 1-Propanethiol 1.090 0.003
C2H3Br vinyl bromide 1.080 0.003
CH2CHCHO Acrolein 1.081 0.003
C6H5OH phenol 1.082 0.003
H2CCCCH2 Butatriene 1.083 0.003
CH3CHFCH3 2-Fluoropropane 1.092 0.004
C6H6 Benzvalene 1.082 0.004
C2H2+ acetylene cation 1.077 0.004
H2CS Thioformaldehyde 1.087 0.004
CH3SCH2CH3 Ethane, (methylthio)- 1.089 0.004
C3H7SH 1-Propanethiol 1.092 0.004
C6H5CH3 toluene 1.083 0.004
C3H3NO Oxazole 1.075 0.004
CH3CH2SH ethanethiol 1.091 0.004
C6H5CN phenyl cyanide 1.082 0.004
C3H3NO Oxazole 1.075 0.004
CH2NOH formaldoxime 1.085 0.004
CHOCHCHCH3 2-Butenal 1.084 0.004
C3H3NO Oxazole 1.073 0.004
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.004
CH3COF Acetyl fluoride 1.084 0.004
C6H5NH2 aniline 1.084 0.004
C6H5F Fluorobenzene 1.081 0.004
CH3CCH propyne 1.060 0.004
CH3CH2Cl Ethyl chloride 1.086 0.004
C4H5N Pyrrole 1.076 0.004
CH3CH2Cl Ethyl chloride 1.090 0.004
C4H4N2 Pyrazine 1.083 0.004
C4H10O Propane, 2-methoxy- 1.090 0.004
C6H5Cl chlorobenzene 1.082 0.004
C6H6 Benzvalene 1.078 0.004
C10H8 Azulene 1.084 0.004
C6H6 Fulvene 1.080 0.004
C2H3Cl Ethene, chloro- 1.079 0.004
CH3CHO Acetaldehyde 1.086 0.004
C2H6O2 1,2-Ethanediol 1.093 0.004
C6H6 Benzvalene 1.078 0.004
C6H5OH phenol 1.084 0.005
CH3OC2H5 Ethane, methoxy- 1.089 0.005
SiH2(CH3)2 dimethylsilane 1.089 0.005
CH3OC2H5 Ethane, methoxy- 1.086 0.005
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.005
CHOCHCHCH3 2-Butenal 1.108 0.005
C6H5Cl chlorobenzene 1.081 0.005
C10H8 Azulene 1.080 0.005
C3H8 Propane 1.089 0.005
CH3F Methyl fluoride 1.087 0.005
C10H16 adamantane 1.093 0.005
C4H4N2 1,3-Diazine 1.082 0.005
CH3CHSHCH3 2-Propanethiol 1.091 0.005
C2H3Br vinyl bromide 1.080 0.005
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.005
C6H5CH3 toluene 1.081 0.005
C6H6 Fulvene 1.078 0.005
C10H8 Azulene 1.081 0.005
C6H5CN phenyl cyanide 1.080 0.005
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.005
CH3Br methyl bromide 1.082 0.005
C5H6 Cyclopropylacetylene 1.080 0.005
CH2CHF Ethene, fluoro- 1.077 0.005
C2H5CN ethyl cyanide 1.087 0.005
C3H4 cyclopropene 1.072 0.005
C6H5F Fluorobenzene 1.080 0.005
CH3OCH3 Dimethyl ether 1.085 0.006
CH3CHS Thioacetaldehyde 1.089 0.006
CHOCHCHCH3 2-Butenal 1.086 0.006
CH3CHFCH3 2-Fluoropropane 1.088 0.006
CH3CH2OH Ethanol 1.088 0.006
C4H5N (E)-2-Butenenitrile 1.081 0.006
CH3NHCH3 Dimethylamine 1.098 0.006
HCS+ Thioformyl cation 1.079 0.006
C4H4Se selenophene 1.079 0.006
C6H5Cl chlorobenzene 1.079 0.006
C2H3 vinyl 1.085 0.006
C2H5CN ethyl cyanide 1.088 0.006
C6H5CN phenyl cyanide 1.080 0.006
CH2F2 Methane, difluoro- 1.084 0.007
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.007
C5H10 2-Pentene, (E)- 1.082 0.007
C3H6O 2-Propen-1-ol 1.078 0.007
C4H2 Diacetylene 1.058 0.007
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.007
CH2Br2 dibromomethane 1.079 0.007
C6H5CH3 toluene 1.081 0.007
CH3NH2 methyl amine 1.093 0.007
CH3CHNOH Acetaldoxime 1.085 0.007
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.007
CH3CH2O Ethoxy radical 1.085 0.007
C3H6O Propylene oxide 1.082 0.008
C10H8 Azulene 1.081 0.008
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.008
CH3CH2O Ethoxy radical 1.086 0.008
CH3OCl methyl hypochlorite 1.086 0.008
HCCCl Chloroacetylene 1.055 0.009
C10H8 Azulene 1.083 0.009
C6H10 1-Butyne, 3,3-dimethyl- 1.056 0.009
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 0.009
HCP Phosphaethyne 1.067 0.009
C4H4N2 1,3-Diazine 1.079 0.009
CH3NHCH3 Dimethylamine 1.084 0.009
HCCBr bromoacetylene 1.055 0.009
HCCF Fluoroacetylene 1.053 0.009
C5H6 Cyclopropylacetylene 1.055 0.009
GeH3CH3 methyl germane 1.083 0.009
CH2NH Methanimine 1.081 0.009
C6H5CCH phenylacetylene 1.055 0.010
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.010
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.010
C6H5OH phenol 1.076 0.010
C8H8 cyclooctatetraene 1.079 0.011
C3H7N Cyclopropylamine 1.080 0.011
CH2NCH3 N-methylmethanimine 1.089 0.012
C4H4Se selenophene 1.070 0.012
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.012
C5H6S Thiophene, 3-methyl- 1.081 0.013
CH3CH2OH Ethanol 1.086 0.013
C6H5Br bromobenzene 1.072 0.013
CH3CH2O Ethoxy radical 1.088 0.014
C4H9N Pyrrolidine 1.090 0.015
C2H Ethynyl radical 1.047 0.016
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 0.018
C3H5 Allyl radical 1.069 0.019
N(CH3)3 Trimethylamine 1.088 0.019
CH2I2 Diiodomethane 1.066 0.020
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.021
C4H4N2 Pyridazine 1.064 0.021
C5H10 2-Pentene, (Z)- 1.058 0.033
CH3SOCH3 Dimethyl sulfoxide 1.054 0.037
HCO Formyl radical 1.080 0.043
C4H10O Methyl propyl ether 1.099 0.310
C3H3NO Isoxazole 1.075 0.343
C4H6 1-Methylcyclopropene 1.070 0.442
C4H6 1-Methylcyclopropene 1.098 0.666
C4H6 1-Methylcyclopropene 1.098 0.683
C4H6 1-Methylcyclopropene 1.087 0.746
C4H6 1-Methylcyclopropene 1.087 2.334
C4H6 1-Methylcyclopropene 1.085 3.141