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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 350
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-Methylcyclopropene3.162

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 -0.042
C5H8O Methyl cyclopropyl ketone 1.126 -0.034
CH3CONH2 Acetamide 1.124 -0.033
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.032
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.026
C2H2O2 Ethanedial 1.132 -0.026
C4H6O2 2,3-Butanedione 1.114 -0.023
C6H14 Hexane 1.118 -0.022
C3H7NO dimethylformamide 1.112 -0.022
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.022
C2H6N2O2 Dimethylnitroamine 1.121 -0.022
HCONHCH3 N-methylformamide 1.114 -0.022
C2H3CCH 1-Buten-3-yne 1.090 -0.022
C4H5N Cyclopropanecarbonitrile 1.107 -0.021
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.021
C7H16 heptane 1.121 -0.021
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.020
C2H3CCH 1-Buten-3-yne 1.106 -0.020
C5H12O Butane, 1-methoxy- 1.115 -0.019
C6H12 (E)-3-methylpent-2-ene 1.116 -0.019
C2HF3 Trifluoroethylene 1.100 -0.019
Si(CH3)4 tetramethylsilane 1.115 -0.018
CH3CH2CH2CH3 Butane 1.117 -0.018
CH3OCl methyl hypochlorite 1.111 -0.018
C5H12 Pentane 1.118 -0.018
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.017
C5H8 Spiropentane 1.105 -0.017
C5H10 Cyclopentane 1.114 -0.017
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.017
C3H6S3 1,3,5-Trithiane 1.114 -0.017
C5H6 Propellane 1.106 -0.017
C5H12 Propane, 2,2-dimethyl- 1.114 -0.016
C5H10O 2-Butanone, 3-methyl- 1.113 -0.016
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.016
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.016
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.016
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.015
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.015
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.015
C4H8O2 Ethyl acetate 1.105 -0.015
C7H12 Norbornane 1.113 -0.015
N(CH3)3 Trimethylamine 1.109 -0.014
C3H2N2 Malononitrile 1.109 -0.014
CH3COCl Acetyl Chloride 1.105 -0.014
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.014
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.013
CH3SH Methanethiol 1.104 -0.012
CH3CN Acetonitrile 1.104 -0.012
CH3COCH3 Acetone 1.103 -0.012
C5H8 1,4-Pentadiene 1.110 -0.012
C2H8N2 Ethylenediamine 1.109 -0.011
CH3CH2NH2 Ethylamine 1.107 -0.011
CH2CHOH ethenol 1.097 -0.011
CH3COOH Acetic acid 1.100 -0.011
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.010
C5H8 Ethenylcyclopropane 1.099 -0.010
CH3CH2CHO Propanal 1.103 -0.010
CH3O Methoxy radical 1.112 -0.009
C3H8O2 Methane, dimethoxy- 1.108 -0.009
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.009
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.008
CH3CH(CH3)CH3 Isobutane 1.108 -0.008
C12H8 biphenylene 1.096 -0.008
CH3CHNOH Acetaldoxime 1.100 -0.008
C5H11N Piperidine 1.105 -0.007
HCCl Chloromethylene 1.119 -0.006
CH2N2 diazirine 1.090 -0.006
CH2NH Methanimine 1.103 -0.006
C4H6O Cyclobutanone 1.100 -0.006
H2CO Formaldehyde 1.111 -0.006
C5H8 Cyclobutane, methylene- 1.101 -0.006
C2H4F2 1,2-difluoroethane 1.099 -0.005
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.005
CH3CH2CHO Propanal 1.105 -0.005
CH3OH Methyl alcohol 1.096 -0.005
C3H6S Thietane 1.100 -0.005
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.005
C4H8O2 1,3-Dioxane 1.095 -0.005
C2H3Cl Ethene, chloro- 1.090 -0.004
CH3CH2OH Ethanol 1.098 -0.004
CH2 Methylene 1.085 -0.004
CH3CHO Acetaldehyde 1.114 -0.004
CH2CS Thioketene 1.090 -0.004
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.004
CH3CH2CHO Propanal 1.115 -0.004
CH2CHF Ethene, fluoro- 1.087 -0.004
C6H5CH2CH3 Ethylbenzene 1.094 -0.003
CH3NO3 Methyl nitrate 1.095 -0.003
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.003
CH3NHCH3 Dimethylamine 1.098 -0.003
C3H6O 2-Propen-1-ol 1.091 -0.003
C8H8 cubane 1.097 -0.003
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.003
CH3NC methyl isocyanide 1.094 -0.003
CH3OCHO methyl formate 1.101 -0.002
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.002
CH3SSCH3 Disulfide, dimethyl 1.097 -0.002
C3H6O 2-Propen-1-ol 1.092 -0.002
CH2CHCHO Acrolein 1.113 -0.002
CH3CH(CH3)CH3 Isobutane 1.100 -0.002
C5H6S Thiophene, 3-methyl- 1.090 -0.002
CH3PH2 Methyl phosphine 1.094 -0.002
CH3CCH propyne 1.096 -0.002
CH(CN)3 tricyanomethane 1.100 -0.002
CH3CH2CHO Propanal 1.096 -0.002
CH2PH Phosphaethene 1.090 -0.002
C4H6 Methylenecyclopropane 1.090 -0.002
CH2NOH formaldoxime 1.086 -0.001
C3H6O 2-Propen-1-ol 1.102 -0.001
C3H8O2 Propylene glycol 1.095 -0.001
CH3SiH3 methyl silane 1.096 -0.001
CH2PH Phosphaethene 1.090 -0.001
CH2CO Ketene 1.083 -0.001
H2NCH2COOH Glycine 1.096 -0.001
C6H12 Cyclohexane 1.101 -0.001
C2H5F fluoroethane 1.095 -0.001
CH3CHS Thioacetaldehyde 1.098 -0.001
CHF3 Methane, trifluoro- 1.091 -0.001
CH3Cl Methyl chloride 1.090 -0.000
C4H6 Methylenecyclopropane 1.088 -0.000
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.000
CH3SCH2CH3 Ethane, (methylthio)- 1.097 -0.000
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.000
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 -0.000
CH3NO nitrosomethane 1.094 -0.000
CH2CHCHO Acrolein 1.089 -0.000
C4H4N2 1,3-Diazine 1.087 -0.000
HOCH2COOH Hydroxyacetic acid 1.097 -0.000
CH2FCl fluorochloromethane 1.090 -0.000
C6H8 1,4-Cyclohexadiene 1.100 -0.000
CH2CHCH2CH3 1-Butene 1.095 -0.000
HCOOH Formic acid 1.097 0.000
HFCO formyl fluoride 1.095 0.000
C3H4N2 1H-Pyrazole 1.083 0.000
CH2CCH2 allene 1.087 0.000
C4H5N (E)-2-Butenenitrile 1.090 0.001
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 0.001
CH2O2 Dioxirane 1.090 0.001
CHF2Cl difluorochloromethane 1.090 0.001
CH3CHFCH3 2-Fluoropropane 1.093 0.001
CH3CHFCH3 2-Fluoropropane 1.094 0.001
C3H4N2 1H-Pyrazole 1.082 0.001
C2H4 Ethylene 1.086 0.001
C3H3N acrylonitrile 1.086 0.001
C3H7SH 1-Propanethiol 1.094 0.001
C6H10 cyclohexene 1.090 0.001
C6H10 cyclohexene 1.100 0.001
C4H6S Thiophene, 2,5-dihydro- 1.095 0.001
C4H10O Propane, 2-methoxy- 1.095 0.001
C3H8 Propane 1.096 0.001
CH3OC2H5 Ethane, methoxy- 1.099 0.001
C2H2ClF 1-chloro-1-fluoroethylene 1.082 0.002
CH2CHOH ethenol 1.086 0.002
CH3OCH3 Dimethyl ether 1.099 0.002
CH3OC2H5 Ethane, methoxy- 1.092 0.002
CH3SOCH3 Dimethyl sulfoxide 1.093 0.002
CH3CHS Thioacetaldehyde 1.090 0.002
C2H6O2S Dimethyl sulfone 1.091 0.002
C5H8 Cyclopentene 1.095 0.002
C4H6O Furan, 2,5-dihydro- 1.100 0.002
CH3SCH3 Dimethyl sulfide 1.091 0.002
C4H4N2 Succinonitrile 1.092 0.002
C3H4N2 1H-Pyrazole 1.080 0.002
CH3 Methyl radical 1.079 0.002
C3H4O Cyclopropanone 1.086 0.002
CH3SCH2CH3 Ethane, (methylthio)- 1.092 0.002
C5H4O2 4-Cyclopentene-1,3-dione 1.093 0.002
C3H8 Propane 1.094 0.002
CH Methylidyne 1.120 0.002
CH3NO3 Methyl nitrate 1.088 0.003
C4H10O Ethoxy ethane 1.100 0.003
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 0.003
C4H6 Cyclobutene 1.094 0.003
CH2CHCH2CH3 1-Butene 1.090 0.003
C2H5N Aziridine 1.083 0.003
CH3OC2H5 Ethane, methoxy- 1.100 0.003
C5H8 Bicyclo[2.1.0]pentane 1.085 0.003
CH3OCHO methyl formate 1.086 0.003
C4H10O Propane, 2-methoxy- 1.095 0.003
C5H8 Bicyclo[2.1.0]pentane 1.095 0.003
C3H6 Cyclopropane 1.083 0.003
C4H8 cyclobutane 1.093 0.003
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 0.003
C2H4F2 1,2-difluoroethane 1.093 0.003
C2H5F fluoroethane 1.090 0.003
CH3NO nitrosomethane 1.092 0.003
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 0.003
C5H6 1-Buten-3-yne, 2-methyl- 1.065 0.003
CHOCHCHCH3 2-Butenal 1.108 0.003
CH2Cl2 Methylene chloride 1.085 0.003
CHOCHCHCH3 2-Butenal 1.090 0.003
CH3CHClCH3 Propane, 2-chloro- 1.091 0.004
C3H6O 2-Propen-1-ol 1.096 0.004
C4H10O Ethoxy ethane 1.092 0.004
C4H10O Ethoxy ethane 1.090 0.004
C5H8 Cyclopentene 1.085 0.004
CH3NO2 Methane, nitro- 1.088 0.004
CH3CH2Cl Ethyl chloride 1.089 0.004
C5H10 2-Pentene, (Z)- 1.092 0.004
C2H6 Ethane 1.091 0.004
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 0.004
C2H3 vinyl 1.080 0.004
C4H5N (E)-2-Butenenitrile 1.090 0.004
CH2CHF Ethene, fluoro- 1.082 0.004
C2H5N Aziridine 1.084 0.004
C2H4S Thiirane 1.083 0.004
C3H6O Propylene oxide 1.090 0.004
C4H6S Thiophene, 2,5-dihydro- 1.085 0.004
CH2CHOH ethenol 1.079 0.004
CH2CHCHO Acrolein 1.084 0.004
C3H4 cyclopropene 1.088 0.004
CH3SCH2CH3 Ethane, (methylthio)- 1.090 0.004
C5H6 1-Buten-3-yne, 2-methyl- 1.090 0.004
CH4 Methane 1.087 0.004
C2H4O Ethylene oxide 1.084 0.004
CH3CH(CH3)CH3 Isobutane 1.092 0.005
C4H8 cyclobutane 1.091 0.005
C6H6 Benzene 1.084 0.005
C2H5F fluoroethane 1.091 0.005
C5H8O Cyclopentanone 1.095 0.005
CHClCCl2 Trichloroethylene 1.080 0.005
C3H7SH 1-Propanethiol 1.092 0.005
CH3CHClCH3 Propane, 2-chloro- 1.092 0.005
CH3CHFCH3 2-Fluoropropane 1.092 0.005
C2H6O2 1,2-Ethanediol 1.093 0.005
C6H12 Cyclohexane 1.093 0.005
CH2CHCHO Acrolein 1.081 0.005
CH3COF Acetyl fluoride 1.084 0.005
C6H5F Fluorobenzene 1.083 0.005
CH3F Methyl fluoride 1.087 0.005
H2CCCCH2 Butatriene 1.083 0.005
CH3SCH2CH3 Ethane, (methylthio)- 1.089 0.005
C3H7SH 1-Propanethiol 1.090 0.005
C4H4S Thiophene 1.079 0.005
CH3CHO Acetaldehyde 1.086 0.005
CH2NOH formaldoxime 1.085 0.005
CH3ONO Methyl nitrite 1.102 0.005
CH3CH2SH ethanethiol 1.091 0.006
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 0.006
CHOCHCHCH3 2-Butenal 1.084 0.006
H2CS Thioformaldehyde 1.087 0.006
C4H4N2 Pyrazine 1.083 0.006
CH3CH2Cl Ethyl chloride 1.086 0.006
CH3OC2H5 Ethane, methoxy- 1.086 0.006
C2H2 Acetylene 1.063 0.006
CH3CH2Cl Ethyl chloride 1.090 0.006
C6H5F Fluorobenzene 1.081 0.006
C4H10O Propane, 2-methoxy- 1.090 0.006
C2H3Cl Ethene, chloro- 1.079 0.006
C10H8 Azulene 1.084 0.006
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.006
SiH2(CH3)2 dimethylsilane 1.089 0.006
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.006
C6H6 Benzvalene 1.082 0.006
C6H5NH2 aniline 1.084 0.006
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.006
C4H6 Cyclobutene 1.083 0.006
CH3OC2H5 Ethane, methoxy- 1.089 0.006
CH3CHSHCH3 2-Propanethiol 1.091 0.006
C6H5Cl chlorobenzene 1.082 0.006
C4H4N2 1,3-Diazine 1.082 0.007
C3H8 Propane 1.089 0.007
C6H10O cyclohexanone 1.088 0.007
CH3OCH3 Dimethyl ether 1.085 0.007
C3H3NO Oxazole 1.075 0.007
HCCCN Cyanoacetylene 1.062 0.007
C6H6 Fulvene 1.080 0.007
CH3NHCH3 Dimethylamine 1.098 0.007
C6H5Cl chlorobenzene 1.081 0.007
C3H3NO Oxazole 1.075 0.007
C2H5CN ethyl cyanide 1.087 0.007
CH2CHF Ethene, fluoro- 1.077 0.007
C4H5N Pyrrole 1.076 0.007
C2H2+ acetylene cation 1.077 0.007
C3H3NO Oxazole 1.073 0.007
CHOCHCHCH3 2-Butenal 1.086 0.007
C2H5CN ethyl cyanide 1.088 0.007
C4H5N (E)-2-Butenenitrile 1.081 0.007
CH3CH2OH Ethanol 1.088 0.007
C10H16 adamantane 1.093 0.007
C6H6 Benzvalene 1.078 0.007
C5H6 Cyclopropylacetylene 1.080 0.007
CH3CHFCH3 2-Fluoropropane 1.088 0.008
C10H8 Azulene 1.080 0.008
CH3CHS Thioacetaldehyde 1.089 0.008
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.008
CH2F2 Methane, difluoro- 1.084 0.008
C2H3 vinyl 1.085 0.008
C10H8 Azulene 1.081 0.008
C6H5F Fluorobenzene 1.080 0.008
C6H6 Benzvalene 1.078 0.008
CH3NH2 methyl amine 1.093 0.008
CH2NN diazomethane 1.075 0.008
HCN Hydrogen cyanide 1.064 0.008
C6H6 Fulvene 1.078 0.008
CH3CCH propyne 1.060 0.008
C6H5Cl chlorobenzene 1.079 0.008
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.008
C3H6O 2-Propen-1-ol 1.078 0.008
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.008
C5H10 2-Pentene, (E)- 1.082 0.008
CH3OCl methyl hypochlorite 1.086 0.009
CH3CH2O Ethoxy radical 1.085 0.009
CH3CHNOH Acetaldoxime 1.085 0.009
CH2NH Methanimine 1.081 0.010
C10H8 Azulene 1.081 0.010
C3H4 cyclopropene 1.072 0.010
C3H6O Propylene oxide 1.082 0.010
CH3CH2O Ethoxy radical 1.086 0.010
C4H2 Diacetylene 1.058 0.010
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 0.010
CH3NHCH3 Dimethylamine 1.084 0.010
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.010
C10H8 Azulene 1.083 0.010
C4H4N2 1,3-Diazine 1.079 0.010
HCS+ Thioformyl cation 1.079 0.011
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.011
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.011
CH3ONO Methyl nitrite 1.090 0.012
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.012
C6H10 1-Butyne, 3,3-dimethyl- 1.056 0.012
CH2NCH3 N-methylmethanimine 1.089 0.013
C8H8 cyclooctatetraene 1.079 0.013
C3H7N Cyclopropylamine 1.080 0.013
C6H5CCH phenylacetylene 1.055 0.013
C5H6 Cyclopropylacetylene 1.055 0.013
HCCCl Chloroacetylene 1.055 0.013
HCP Phosphaethyne 1.067 0.013
CH3CH2OH Ethanol 1.086 0.014
C5H6S Thiophene, 3-methyl- 1.081 0.014
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.014
HCCF Fluoroacetylene 1.053 0.014
CH3CH2O Ethoxy radical 1.088 0.015
C4H9N Pyrrolidine 1.090 0.016
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 0.019
N(CH3)3 Trimethylamine 1.088 0.020
C3H5 Allyl radical 1.069 0.020
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.022
C2H Ethynyl radical 1.047 0.022
C4H4N2 Pyridazine 1.064 0.023
C5H10 2-Pentene, (Z)- 1.058 0.034
CH3SOCH3 Dimethyl sulfoxide 1.054 0.038
HCO Formyl radical 1.080 0.046
C4H10O Methyl propyl ether 1.099 0.330
C3H3NO Isoxazole 1.075 0.351
C4H6 1-Methylcyclopropene 1.070 0.453
C4H6 1-Methylcyclopropene 1.098 0.671
C4H6 1-Methylcyclopropene 1.098 0.687
C4H6 1-Methylcyclopropene 1.087 0.750
C4H6 1-Methylcyclopropene 1.087 2.358
C4H6 1-Methylcyclopropene 1.085 3.162