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Compare Bonds

18 10 26 16 45

MP2/CEP-31G* 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-0.036
Most positive difference C4H6 1-Methylcyclopropene3.209

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H8O2 1,3-Propanediol 1.140 -0.036
C6H6 Fulvene 1.130 -0.034
C5H8O Methyl cyclopropyl ketone 1.126 -0.025
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.023
CH3CONH2 Acetamide 1.124 -0.022
C2H2O2 Ethanedial 1.132 -0.018
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.017
C2H3CCH 1-Buten-3-yne 1.090 -0.016
C4H6O2 2,3-Butanedione 1.114 -0.014
C2H6N2O2 Dimethylnitroamine 1.121 -0.013
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.013
C3H7NO dimethylformamide 1.112 -0.013
C6H14 Hexane 1.118 -0.013
HCONHCH3 N-methylformamide 1.114 -0.013
C4H5N Cyclopropanecarbonitrile 1.107 -0.013
CH3CCCH3 2-Butyne 1.116 -0.012
C7H16 heptane 1.121 -0.012
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.012
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.011
C2HF3 Trifluoroethylene 1.100 -0.010
C5H12O Butane, 1-methoxy- 1.115 -0.010
C2H3CCH 1-Buten-3-yne 1.106 -0.010
Si(CH3)4 tetramethylsilane 1.115 -0.010
CH3CH2CH2CH3 Butane 1.117 -0.010
C6H12 (E)-3-methylpent-2-ene 1.116 -0.009
C5H12 Pentane 1.118 -0.009
CH3OCl methyl hypochlorite 1.111 -0.009
C3H6S3 1,3,5-Trithiane 1.114 -0.009
C5H8 Spiropentane 1.105 -0.008
C5H10 Cyclopentane 1.114 -0.008
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.008
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.008
C5H10O 2-Butanone, 3-methyl- 1.113 -0.008
C5H12 Propane, 2,2-dimethyl- 1.114 -0.008
C5H6 Propellane 1.106 -0.008
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.008
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.007
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.007
C3H2N2 Malononitrile 1.109 -0.007
C7H12 Norbornane 1.113 -0.007
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.006
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.006
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.006
C4H8O2 Ethyl acetate 1.105 -0.006
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.005
N(CH3)3 Trimethylamine 1.109 -0.005
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.005
CH3COCl Acetyl Chloride 1.105 -0.004
C5H8 1,4-Pentadiene 1.110 -0.004
CH2CHOH ethenol 1.097 -0.003
CH3CN Acetonitrile 1.104 -0.003
CH3SH Methanethiol 1.104 -0.003
CH3COCH3 Acetone 1.103 -0.002
C2H8N2 Ethylenediamine 1.109 -0.002
CH3CH2NH2 Ethylamine 1.107 -0.002
C5H8 Ethenylcyclopropane 1.099 -0.002
C3H8O2 Methane, dimethoxy- 1.108 -0.002
C12H8 biphenylene 1.096 -0.001
CH3COOH Acetic acid 1.100 -0.001
CH3CH(CH3)CH3 Isobutane 1.108 -0.001
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.001
CH3CH2CHO Propanal 1.103 -0.000
CH3O Methoxy radical 1.112 -0.000
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 0.000
CH3ONO Methyl nitrite 1.102 0.001
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 0.001
C5H11N Piperidine 1.105 0.001
HCCl Chloromethylene 1.119 0.002
H2CO Formaldehyde 1.111 0.002
CH2NH Methanimine 1.103 0.002
C5H6 1-Buten-3-yne, 2-methyl- 1.091 0.002
C4H6O Cyclobutanone 1.100 0.002
C5H8 Cyclobutane, methylene- 1.101 0.002
CH3CH2CHO Propanal 1.105 0.003
C6H5CH2CH3 Ethylbenzene 1.094 0.003
C3H6S Thietane 1.100 0.003
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 0.003
CH2N2 diazirine 1.090 0.003
C2H4F2 1,2-difluoroethane 1.099 0.003
C4H8O2 1,3-Dioxane 1.095 0.003
C2H3Cl Ethene, chloro- 1.090 0.004
CH3CHO Acetaldehyde 1.114 0.004
CH3CH2CHO Propanal 1.115 0.004
C5H6S Thiophene, 3-methyl- 1.090 0.004
C5H8 Bicyclo[2.1.0]pentane 1.095 0.004
C3H6O 2-Propen-1-ol 1.092 0.005
CH3OH Methyl alcohol 1.096 0.005
C3H6O 2-Propen-1-ol 1.091 0.005
CH2CHCHO Acrolein 1.113 0.005
CH3OCHO methyl formate 1.101 0.005
CH(CN)3 tricyanomethane 1.100 0.005
C3H5ClO Oxirane, (chloromethyl)- 1.095 0.005
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 0.005
CH2CS Thioketene 1.090 0.005
CH3CH2OH Ethanol 1.098 0.005
C8H8 cubane 1.097 0.005
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 0.005
CH3NO3 Methyl nitrate 1.095 0.006
C6H5CH3 toluene 1.100 0.006
CH2 Methylene 1.085 0.006
CH2CHF Ethene, fluoro- 1.087 0.006
CH3NHCH3 Dimethylamine 1.098 0.007
CH3CH(CH3)CH3 Isobutane 1.100 0.007
C4H4N2 1,3-Diazine 1.087 0.007
CH2NOH formaldoxime 1.086 0.007
C4H6 Methylenecyclopropane 1.090 0.007
C6H12 Cyclohexane 1.101 0.007
CH3CCH propyne 1.096 0.007
CH3NC methyl isocyanide 1.094 0.007
CH2CHCHO Acrolein 1.089 0.007
C4H5N (E)-2-Butenenitrile 1.090 0.007
CH2PH Phosphaethene 1.090 0.007
CHF3 Methane, trifluoro- 1.091 0.007
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 0.007
CH3PH2 Methyl phosphine 1.094 0.008
CH3SSCH3 Disulfide, dimethyl 1.097 0.008
C3H6O 2-Propen-1-ol 1.102 0.008
H2NCH2COOH Glycine 1.096 0.008
C3H3N acrylonitrile 1.086 0.008
HFCO formyl fluoride 1.095 0.008
HCOOH Formic acid 1.097 0.008
CH2PH Phosphaethene 1.090 0.008
C3H4N2 1H-Pyrazole 1.082 0.008
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 0.008
C3H4N2 1H-Pyrazole 1.083 0.008
CH3CH2CHO Propanal 1.096 0.008
C4H6 Methylenecyclopropane 1.088 0.008
HOCH2COOH Hydroxyacetic acid 1.097 0.008
CH3SiH3 methyl silane 1.096 0.008
C4H6O Furan, 2,5-dihydro- 1.100 0.008
CH3ONO Methyl nitrite 1.090 0.008
C6H10 cyclohexene 1.090 0.008
C2H5F fluoroethane 1.095 0.008
CH3SCH2CH3 Ethane, (methylthio)- 1.097 0.008
CH2CO Ketene 1.083 0.009
C6H10 cyclohexene 1.100 0.009
CH2FCl fluorochloromethane 1.090 0.009
CH3CHS Thioacetaldehyde 1.098 0.009
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 0.009
C6H8 1,4-Cyclohexadiene 1.100 0.009
C5H6 1-Buten-3-yne, 2-methyl- 1.065 0.009
CH2O2 Dioxirane 1.090 0.009
CH2CCH2 allene 1.087 0.009
CHF2Cl difluorochloromethane 1.090 0.009
CH2CHCH2CH3 1-Butene 1.090 0.009
CH3Cl Methyl chloride 1.090 0.009
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 0.009
C3H4N2 1H-Pyrazole 1.080 0.009
CH3NO nitrosomethane 1.094 0.010
C4H10O Propane, 2-methoxy- 1.095 0.010
C5H8 Cyclopentene 1.095 0.010
C5H4O2 4-Cyclopentene-1,3-dione 1.093 0.010
C4H6S Thiophene, 2,5-dihydro- 1.095 0.010
CH2CHCH2CH3 1-Butene 1.095 0.010
C2H4 Ethylene 1.086 0.010
C4H4N2 Succinonitrile 1.092 0.010
CH Methylidyne 1.120 0.010
C3H8 Propane 1.096 0.010
CH3CHFCH3 2-Fluoropropane 1.094 0.010
CH2CHOH ethenol 1.086 0.010
CH3CHFCH3 2-Fluoropropane 1.093 0.010
CHOCHCHCH3 2-Butenal 1.108 0.010
CH3OC2H5 Ethane, methoxy- 1.099 0.010
C3H7SH 1-Propanethiol 1.094 0.010
C5H8 Bicyclo[2.1.0]pentane 1.095 0.011
CH3OCH3 Dimethyl ether 1.099 0.011
C2H6O2S Dimethyl sulfone 1.091 0.011
C5H8 Cyclopentene 1.085 0.011
CH3CHS Thioacetaldehyde 1.090 0.011
C3H4O Cyclopropanone 1.086 0.011
C4H6 Cyclobutene 1.094 0.011
CH2CHCHO Acrolein 1.084 0.011
CH3OC2H5 Ethane, methoxy- 1.092 0.011
C4H8 cyclobutane 1.093 0.011
C4H10O Ethoxy ethane 1.100 0.011
C5H8 Bicyclo[2.1.0]pentane 1.085 0.011
C2H2ClF 1-chloro-1-fluoroethylene 1.082 0.011
C3H6O 2-Propen-1-ol 1.096 0.011
CH3SOCH3 Dimethyl sulfoxide 1.093 0.011
CH3OC2H5 Ethane, methoxy- 1.100 0.011
CH3SCH3 Dimethyl sulfide 1.091 0.012
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 0.012
CH3NO3 Methyl nitrate 1.088 0.012
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 0.012
CH3CHClCH3 Propane, 2-chloro- 1.091 0.012
CH3SCH2CH3 Ethane, (methylthio)- 1.092 0.012
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 0.012
CH2CHF Ethene, fluoro- 1.082 0.012
C5H8O Cyclopentanone 1.095 0.012
C4H6S Thiophene, 2,5-dihydro- 1.085 0.012
C3H8 Propane 1.094 0.012
C4H10O Propane, 2-methoxy- 1.095 0.012
C2H4F2 1,2-difluoroethane 1.093 0.012
CH3OCHO methyl formate 1.086 0.012
CHOCHCHCH3 2-Butenal 1.084 0.012
C2H5N Aziridine 1.083 0.012
HCCCN Cyanoacetylene 1.062 0.012
C3H6 Cyclopropane 1.083 0.012
C6H6 Benzene 1.084 0.012
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 0.012
CHOCHCHCH3 2-Butenal 1.090 0.012
C2H2 Acetylene 1.063 0.012
CHClCCl2 Trichloroethylene 1.080 0.012
C4H5N (E)-2-Butenenitrile 1.090 0.013
CH2Cl2 Methylene chloride 1.085 0.013
CH3NO2 Methane, nitro- 1.088 0.013
C2H3 vinyl 1.080 0.013
CH3 Methyl radical 1.079 0.013
CH3NO nitrosomethane 1.092 0.013
C5H10 2-Pentene, (Z)- 1.092 0.013
C2H5N Aziridine 1.084 0.013
C6H5F Fluorobenzene 1.083 0.013
C3H4 cyclopropene 1.088 0.013
C4H8 cyclobutane 1.091 0.013
C2H5F fluoroethane 1.090 0.013
C2H4S Thiirane 1.083 0.013
CH3CHFCH3 2-Fluoropropane 1.092 0.013
C3H6O Propylene oxide 1.090 0.013
C4H4S Thiophene 1.079 0.013
C6H5CN phenyl cyanide 1.082 0.013
C4H10O Ethoxy ethane 1.090 0.013
C6H5F Fluorobenzene 1.081 0.013
C3H7SH 1-Propanethiol 1.092 0.013
C5H6 1-Buten-3-yne, 2-methyl- 1.090 0.013
C6H5OH phenol 1.082 0.013
C4H10O Ethoxy ethane 1.092 0.013
C2H4O Ethylene oxide 1.084 0.013
C6H5CH3 toluene 1.083 0.013
CH3CCH propyne 1.060 0.013
CH3CH2Cl Ethyl chloride 1.089 0.013
H2CCCCH2 Butatriene 1.083 0.013
CH3SCH2CH3 Ethane, (methylthio)- 1.090 0.013
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.014
C4H6 Cyclobutene 1.083 0.014
C6H5NH2 aniline 1.084 0.014
CH3CH(CH3)CH3 Isobutane 1.092 0.014
C10H8 Azulene 1.080 0.014
C2H6O2 1,2-Ethanediol 1.093 0.014
C4H4N2 Pyrazine 1.083 0.014
C2H6 Ethane 1.091 0.014
C6H6 Fulvene 1.080 0.014
C6H5CN phenyl cyanide 1.080 0.014
CHOCHCHCH3 2-Butenal 1.086 0.014
C10H8 Azulene 1.084 0.014
C4H5N (E)-2-Butenenitrile 1.081 0.014
C6H12 Cyclohexane 1.093 0.014
C2H3Cl Ethene, chloro- 1.079 0.014
C6H5OH phenol 1.084 0.014
C6H5Cl chlorobenzene 1.082 0.014
C3H7SH 1-Propanethiol 1.090 0.014
CH2NOH formaldoxime 1.085 0.014
CH3CHClCH3 Propane, 2-chloro- 1.092 0.014
C4H4N2 1,3-Diazine 1.082 0.014
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.014
C2H2+ acetylene cation 1.077 0.014
CH3CHSHCH3 2-Propanethiol 1.091 0.014
C6H5Cl chlorobenzene 1.081 0.014
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 0.014
C10H8 Azulene 1.081 0.014
CH3SCH2CH3 Ethane, (methylthio)- 1.089 0.014
CH2CHOH ethenol 1.079 0.015
C5H10 2-Pentene, (E)- 1.082 0.015
C6H6 Benzvalene 1.078 0.015
H2CS Thioformaldehyde 1.087 0.015
C2H5F fluoroethane 1.091 0.015
C6H6 Fulvene 1.078 0.015
CH3F Methyl fluoride 1.087 0.015
CH3COF Acetyl fluoride 1.084 0.015
C6H6 Benzvalene 1.082 0.015
CH3OC2H5 Ethane, methoxy- 1.086 0.015
CH2CHCHO Acrolein 1.081 0.015
CH3CH2Cl Ethyl chloride 1.086 0.015
C3H3NO Oxazole 1.075 0.015
C6H5CH3 toluene 1.081 0.015
C6H5Cl chlorobenzene 1.079 0.015
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.015
C4H5N Pyrrole 1.076 0.015
C2H5CN ethyl cyanide 1.088 0.015
SiH2(CH3)2 dimethylsilane 1.089 0.015
C3H3NO Oxazole 1.073 0.015
C6H5F Fluorobenzene 1.080 0.015
C3H3NO Oxazole 1.075 0.015
C6H5CH3 toluene 1.081 0.015
C6H10O cyclohexanone 1.088 0.015
CH3CHO Acetaldehyde 1.086 0.015
C4H10O Propane, 2-methoxy- 1.090 0.016
CH3CH2SH ethanethiol 1.091 0.016
C4H2 Diacetylene 1.058 0.016
CH4 Methane 1.087 0.016
CH3NHCH3 Dimethylamine 1.098 0.016
C5H6 Cyclopropylacetylene 1.080 0.016
CH3OCH3 Dimethyl ether 1.085 0.016
CH3CHS Thioacetaldehyde 1.089 0.016
CH3CH2Cl Ethyl chloride 1.090 0.016
C6H5CN phenyl cyanide 1.080 0.016
CH2CHF Ethene, fluoro- 1.077 0.016
CH3OC2H5 Ethane, methoxy- 1.089 0.016
CH2F2 Methane, difluoro- 1.084 0.016
C2H3 vinyl 1.085 0.016
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.016
C3H8 Propane 1.089 0.016
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.016
C10H16 adamantane 1.093 0.016
CH2NN diazomethane 1.075 0.017
C2H5CN ethyl cyanide 1.087 0.017
C6H6 Benzvalene 1.078 0.017
C10H8 Azulene 1.083 0.017
CH3CHFCH3 2-Fluoropropane 1.088 0.017
CH3CH2OH Ethanol 1.088 0.017
HCN Hydrogen cyanide 1.064 0.018
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.018
C10H8 Azulene 1.081 0.018
CH3OCl methyl hypochlorite 1.086 0.018
C3H4 cyclopropene 1.072 0.018
C6H10 1-Butyne, 3,3-dimethyl- 1.056 0.018
C3H6O Propylene oxide 1.082 0.018
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.018
CH2NH Methanimine 1.081 0.018
CH3NH2 methyl amine 1.093 0.018
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.018
C4H4N2 1,3-Diazine 1.079 0.019
CH3CH2O Ethoxy radical 1.085 0.019
C5H6 Cyclopropylacetylene 1.055 0.019
C3H6O 2-Propen-1-ol 1.078 0.019
C6H5CCH phenylacetylene 1.055 0.019
HCCCl Chloroacetylene 1.055 0.019
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 0.019
HCS+ Thioformyl cation 1.079 0.020
CH3NHCH3 Dimethylamine 1.084 0.020
CH3CH2O Ethoxy radical 1.086 0.020
C6H5OH phenol 1.076 0.020
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.020
HCCF Fluoroacetylene 1.053 0.020
C8H8 cyclooctatetraene 1.079 0.021
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.021
CH2NCH3 N-methylmethanimine 1.089 0.022
C3H7N Cyclopropylamine 1.080 0.022
CH3CH2OH Ethanol 1.086 0.023
C5H6S Thiophene, 3-methyl- 1.081 0.023
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.023
CH3CH2O Ethoxy radical 1.088 0.023
HCP Phosphaethyne 1.067 0.023
C4H9N Pyrrolidine 1.090 0.023
C3H5 Allyl radical 1.069 0.027
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 0.028
C2H Ethynyl radical 1.047 0.028
N(CH3)3 Trimethylamine 1.088 0.028
C4H4N2 Pyridazine 1.064 0.031
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.031
C5H10 2-Pentene, (Z)- 1.058 0.042
CH3SOCH3 Dimethyl sulfoxide 1.054 0.048
HCO Formyl radical 1.080 0.053
C4H10O Methyl propyl ether 1.099 0.331
C3H3NO Isoxazole 1.075 0.363
C4H6 1-Methylcyclopropene 1.070 0.467
C4H6 1-Methylcyclopropene 1.098 0.686
C4H6 1-Methylcyclopropene 1.098 0.703
C4H6 1-Methylcyclopropene 1.087 0.768
C4H6 1-Methylcyclopropene 1.087 2.385
C4H6 1-Methylcyclopropene 1.085 3.209