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Compare Bonds

18 10 26 16 45

HF/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
-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-0.053
Most positive difference C4H6 1-Methylcyclopropene3.116

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H8O2 1,3-Propanediol 1.140 -0.053
C6H6 Fulvene 1.130 -0.052
C5H8O Methyl cyclopropyl ketone 1.126 -0.044
CH3CONH2 Acetamide 1.124 -0.042
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.040
C2H2O2 Ethanedial 1.132 -0.038
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.037
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.035
C2H6N2O2 Dimethylnitroamine 1.121 -0.033
C3H7NO dimethylformamide 1.112 -0.033
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.033
C4H6O2 2,3-Butanedione 1.114 -0.032
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.032
C4H5N Cyclopropanecarbonitrile 1.107 -0.031
C2H3CCH 1-Buten-3-yne 1.090 -0.031
CH3CCCH3 2-Butyne 1.116 -0.031
C7H16 heptane 1.121 -0.030
C3H6S3 1,3,5-Trithiane 1.114 -0.030
C6H14 Hexane 1.118 -0.030
HCONHCH3 N-methylformamide 1.114 -0.030
C2H3CCH 1-Buten-3-yne 1.106 -0.029
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.029
C2HF3 Trifluoroethylene 1.100 -0.029
C5H6 Propellane 1.106 -0.028
CH3OCl methyl hypochlorite 1.111 -0.027
C5H12O Butane, 1-methoxy- 1.115 -0.027
C6H12 (E)-3-methylpent-2-ene 1.116 -0.027
C5H12 Pentane 1.118 -0.027
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.027
CH3CH2CH2CH3 Butane 1.117 -0.027
C5H10 Cyclopentane 1.114 -0.026
C5H8 Spiropentane 1.105 -0.026
C3H2N2 Malononitrile 1.109 -0.026
Si(CH3)4 tetramethylsilane 1.115 -0.026
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.026
C5H10O 2-Butanone, 3-methyl- 1.113 -0.026
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.025
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.025
C5H12 Propane, 2,2-dimethyl- 1.114 -0.025
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.025
C7H12 Norbornane 1.113 -0.025
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.025
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.024
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.024
C4H8O2 Ethyl acetate 1.105 -0.024
HCCl Chloromethylene 1.119 -0.023
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.023
CH3COCl Acetyl Chloride 1.105 -0.023
N(CH3)3 Trimethylamine 1.109 -0.023
C5H8 1,4-Pentadiene 1.110 -0.022
CH3O Methoxy radical 1.112 -0.022
CH3CN Acetonitrile 1.104 -0.021
C3H8O2 Methane, dimethoxy- 1.108 -0.021
CH3SH Methanethiol 1.104 -0.021
CH2CHOH ethenol 1.097 -0.021
CH3COCH3 Acetone 1.103 -0.021
C5H8 Ethenylcyclopropane 1.099 -0.020
C6H5NO2 Nitrobenzene 1.093 -0.020
C2H8N2 Ethylenediamine 1.109 -0.020
CH3CH2NH2 Ethylamine 1.107 -0.020
C12H8 biphenylene 1.096 -0.020
CH3ONO Methyl nitrite 1.102 -0.019
CH3COOH Acetic acid 1.100 -0.019
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.018
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.018
CH3CH2CHO Propanal 1.103 -0.018
CH3CH(CH3)CH3 Isobutane 1.108 -0.017
CH3CHNOH Acetaldoxime 1.100 -0.017
C5H11N Piperidine 1.105 -0.017
C3H6S Thietane 1.100 -0.016
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.016
C4H6O Cyclobutanone 1.100 -0.016
C2H3Cl Ethene, chloro- 1.090 -0.016
H2CO Formaldehyde 1.111 -0.016
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.016
CH2NH Methanimine 1.103 -0.016
CH2CHCHO Acrolein 1.113 -0.015
C6H5CH2CH3 Ethylbenzene 1.094 -0.015
CH3CH2CHO Propanal 1.115 -0.015
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.015
CH(CN)3 tricyanomethane 1.100 -0.015
CH3CHO Acetaldehyde 1.114 -0.015
C5H8 Cyclobutane, methylene- 1.101 -0.015
C4H8O2 1,3-Dioxane 1.095 -0.015
CH3NO3 Methyl nitrate 1.095 -0.015
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.015
CH3CH2CHO Propanal 1.105 -0.014
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.014
C8H8 cubane 1.097 -0.014
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.013
CH2N2 diazirine 1.090 -0.013
C5H6S Thiophene, 3-methyl- 1.090 -0.013
CH3OCHO methyl formate 1.101 -0.013
CH2CS Thioketene 1.090 -0.013
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.013
CH3OH Methyl alcohol 1.096 -0.013
C4H4N2 1,3-Diazine 1.087 -0.012
CH2PH Phosphaethene 1.090 -0.012
CHF2Cl difluorochloromethane 1.090 -0.012
C3H6O 2-Propen-1-ol 1.092 -0.012
CH3CH2OH Ethanol 1.098 -0.012
CH2CHF Ethene, fluoro- 1.087 -0.012
CH3SSCH3 Disulfide, dimethyl 1.097 -0.012
C6H5CH3 toluene 1.100 -0.012
CH2FCl fluorochloromethane 1.090 -0.012
C3H6O 2-Propen-1-ol 1.091 -0.011
CHF3 Methane, trifluoro- 1.091 -0.011
CH3NC methyl isocyanide 1.094 -0.011
CH3NHCH3 Dimethylamine 1.098 -0.011
CH3SCH2CH3 Ethane, (methylthio)- 1.097 -0.011
C3H6O 2-Propen-1-ol 1.102 -0.011
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.011
CH3CCH propyne 1.096 -0.011
CH2PH Phosphaethene 1.090 -0.011
C3H8O2 Propylene glycol 1.095 -0.011
C4H6O Furan, 2,5-dihydro- 1.100 -0.011
CH3CH(CH3)CH3 Isobutane 1.100 -0.011
C4H6 Methylenecyclopropane 1.090 -0.011
C4H5N (E)-2-Butenenitrile 1.090 -0.011
C2H4F2 1,2-difluoroethane 1.094 -0.011
C3H3N acrylonitrile 1.086 -0.011
HOCH2COOH Hydroxyacetic acid 1.097 -0.010
CH3Cl Methyl chloride 1.090 -0.010
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 -0.010
H2NCH2COOH Glycine 1.096 -0.010
C6H12 Cyclohexane 1.101 -0.010
CH3NO nitrosomethane 1.094 -0.010
HCOOH Formic acid 1.097 -0.010
CH3PH2 Methyl phosphine 1.094 -0.010
CH2O2 Dioxirane 1.090 -0.010
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.010
CH3ONO Methyl nitrite 1.090 -0.010
C4H6S Thiophene, 2,5-dihydro- 1.095 -0.010
CHOCHCHCH3 2-Butenal 1.108 -0.010
C2H5F fluoroethane 1.095 -0.010
HFCO formyl fluoride 1.095 -0.010
CH2NOH formaldoxime 1.086 -0.010
C6H10 cyclohexene 1.090 -0.010
CH2CHCHO Acrolein 1.089 -0.010
CH2 Methylene 1.085 -0.010
C3H4N2 1H-Pyrazole 1.083 -0.009
C3H4N2 1H-Pyrazole 1.082 -0.009
CH3CHClCH3 Propane, 2-chloro- 1.091 -0.009
C4H6 Methylenecyclopropane 1.088 -0.009
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.009
CH3CH2CHO Propanal 1.096 -0.009
C4H10O Propane, 2-methoxy- 1.095 -0.009
CH3CHS Thioacetaldehyde 1.098 -0.009
CH2CO Ketene 1.083 -0.009
C6H8 1,4-Cyclohexadiene 1.100 -0.009
CH Methylidyne 1.120 -0.009
CH2Cl2 Methylene chloride 1.085 -0.009
CH2CCH2 allene 1.087 -0.009
C6H10 cyclohexene 1.100 -0.009
C4H4N2 Succinonitrile 1.092 -0.009
C3H4N2 1H-Pyrazole 1.080 -0.008
C5H4O2 4-Cyclopentene-1,3-dione 1.093 -0.008
CH3CHS Thioacetaldehyde 1.090 -0.008
CH3NO3 Methyl nitrate 1.088 -0.008
C5H8 Cyclopentene 1.095 -0.008
CH3SOCH3 Dimethyl sulfoxide 1.093 -0.008
C2H6O2S Dimethyl sulfone 1.091 -0.008
CH3SiH3 methyl silane 1.096 -0.008
CH2CHCH2CH3 1-Butene 1.095 -0.008
CH3OC2H5 Ethane, methoxy- 1.099 -0.008
CH3OCH3 Dimethyl ether 1.099 -0.008
C4H10O Ethoxy ethane 1.100 -0.008
CH3OC2H5 Ethane, methoxy- 1.100 -0.008
CHClCCl2 Trichloroethylene 1.080 -0.008
CH2CHCH2CH3 1-Butene 1.090 -0.007
CH3CHFCH3 2-Fluoropropane 1.094 -0.007
C2H4 Ethylene 1.086 -0.007
C3H6O 2-Propen-1-ol 1.096 -0.007
C5H8 Bicyclo[2.1.0]pentane 1.085 -0.007
CH3CHFCH3 2-Fluoropropane 1.093 -0.007
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.007
CH3SCH3 Dimethyl sulfide 1.091 -0.007
C3H4O Cyclopropanone 1.086 -0.007
C3H7SH 1-Propanethiol 1.094 -0.007
C3H8 Propane 1.096 -0.007
C5H8 Cyclopentene 1.085 -0.007
C4H6S Thiophene, 2,5-dihydro- 1.085 -0.007
C6H6 Benzene 1.084 -0.007
CH2CHF Ethene, fluoro- 1.082 -0.007
C2H2ClF 1-chloro-1-fluoroethylene 1.082 -0.007
C4H6 Cyclobutene 1.094 -0.007
C4H10O Propane, 2-methoxy- 1.095 -0.007
C5H6 1-Buten-3-yne, 2-methyl- 1.065 -0.006
C10H8 Azulene 1.084 -0.006
C2H4S Thiirane 1.083 -0.006
CH2CHOH ethenol 1.086 -0.006
CH2CHCHO Acrolein 1.084 -0.006
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 -0.006
C4H8 cyclobutane 1.093 -0.006
CH3NO nitrosomethane 1.092 -0.006
C6H5F Fluorobenzene 1.083 -0.006
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 -0.006
C4H4N2 Pyrazine 1.083 -0.006
CH3OC2H5 Ethane, methoxy- 1.092 -0.006
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 -0.006
C6H5CN phenyl cyanide 1.082 -0.006
CH3SCH2CH3 Ethane, (methylthio)- 1.092 -0.006
C4H4S Thiophene 1.079 -0.006
CH3NO2 Methane, nitro- 1.088 -0.006
CH3CHFCH3 2-Fluoropropane 1.092 -0.006
C5H8O Cyclopentanone 1.095 -0.006
C6H5NH2 aniline 1.084 -0.006
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 -0.006
C3H7SH 1-Propanethiol 1.090 -0.006
H2CS Thioformaldehyde 1.087 -0.006
CHOCHCHCH3 2-Butenal 1.090 -0.006
C2H5N Aziridine 1.083 -0.005
C3H8 Propane 1.094 -0.005
CHOCHCHCH3 2-Butenal 1.084 -0.005
CH3OCHO methyl formate 1.086 -0.005
C6H5OH phenol 1.082 -0.005
C6H5CH3 toluene 1.083 -0.005
C4H5N (E)-2-Butenenitrile 1.090 -0.005
C6H5F Fluorobenzene 1.081 -0.005
CH3CH2Cl Ethyl chloride 1.086 -0.005
CH3SCH2CH3 Ethane, (methylthio)- 1.090 -0.005
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 -0.005
C5H6 1-Buten-3-yne, 2-methyl- 1.090 -0.005
C3H6 Cyclopropane 1.083 -0.005
CH3CHS Thioacetaldehyde 1.089 -0.005
C3H3NO Oxazole 1.073 -0.005
C6H5Cl chlorobenzene 1.082 -0.005
C4H4O Furan 1.076 -0.005
C3H3NO Oxazole 1.075 -0.005
C3H3NO Oxazole 1.075 -0.005
C6H5OH phenol 1.084 -0.005
C4H4N2 1,3-Diazine 1.082 -0.005
H2CCCCH2 Butatriene 1.083 -0.005
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 -0.005
C2H4O Ethylene oxide 1.084 -0.005
CH3CHSHCH3 2-Propanethiol 1.091 -0.005
C4H8 cyclobutane 1.091 -0.005
C6H5CN phenyl cyanide 1.080 -0.005
C4H6 Cyclobutene 1.083 -0.005
CH3CH2Cl Ethyl chloride 1.089 -0.005
C10H8 Azulene 1.080 -0.005
C2H6O2 1,2-Ethanediol 1.093 -0.005
C3H6O Propylene oxide 1.090 -0.005
C2H5N Aziridine 1.084 -0.005
C4H5N (E)-2-Butenenitrile 1.081 -0.004
C6H6 Benzvalene 1.082 -0.004
C6H12 Cyclohexane 1.093 -0.004
C10H8 Azulene 1.081 -0.004
C6H6 Fulvene 1.080 -0.004
C3H7SH 1-Propanethiol 1.092 -0.004
C2H3 vinyl 1.080 -0.004
CH3SCH2CH3 Ethane, (methylthio)- 1.089 -0.004
C4H10O Ethoxy ethane 1.092 -0.004
C2H5F fluoroethane 1.090 -0.004
C6H5Cl chlorobenzene 1.081 -0.004
CH2NN diazomethane 1.075 -0.004
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 -0.004
C6H10O cyclohexanone 1.088 -0.004
C10H16 adamantane 1.093 -0.004
CH2CHCHO Acrolein 1.081 -0.004
CH2CHOH ethenol 1.079 -0.004
C5H10 2-Pentene, (Z)- 1.092 -0.004
C4H10O Ethoxy ethane 1.090 -0.004
C6H5Cl chlorobenzene 1.079 -0.004
CH2NOH formaldoxime 1.085 -0.004
CHOCHCHCH3 2-Butenal 1.086 -0.004
C6H5CH3 toluene 1.081 -0.004
CH3CH(CH3)CH3 Isobutane 1.092 -0.004
C6H5F Fluorobenzene 1.080 -0.004
CH3CHClCH3 Propane, 2-chloro- 1.092 -0.004
CH3S thiomethoxy 1.090 -0.004
CH3COF Acetyl fluoride 1.084 -0.004
C2H6 Ethane 1.091 -0.003
C5H6 1-Buten-3-yne, 2-methyl- 1.081 -0.003
C6H6 Benzvalene 1.078 -0.003
CH3 Methyl radical 1.079 -0.003
C10H8 Azulene 1.083 -0.003
CH3F Methyl fluoride 1.087 -0.003
C4H5N Pyrrole 1.076 -0.003
C2H5F fluoroethane 1.091 -0.003
CH3CHO Acetaldehyde 1.086 -0.003
C2H2 Acetylene 1.063 -0.003
C6H6 Benzvalene 1.078 -0.003
C6H6 Fulvene 1.078 -0.003
C2H5CN ethyl cyanide 1.088 -0.003
C5H6 Cyclopropylacetylene 1.080 -0.003
C2H2+ acetylene cation 1.077 -0.003
HCCCN Cyanoacetylene 1.062 -0.003
C3H4 cyclopropene 1.088 -0.003
C6H5CN phenyl cyanide 1.080 -0.003
CH3NHCH3 Dimethylamine 1.098 -0.003
C2H3Cl Ethene, chloro- 1.079 -0.003
C6H5CH3 toluene 1.081 -0.003
C10H8 Azulene 1.081 -0.002
CH3CH2SH ethanethiol 1.091 -0.002
C4H10O Propane, 2-methoxy- 1.090 -0.002
C2H3 vinyl 1.085 -0.002
CH2F2 Methane, difluoro- 1.084 -0.002
CH3OC2H5 Ethane, methoxy- 1.086 -0.002
CH3CH2Cl Ethyl chloride 1.090 -0.002
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 -0.002
HCN Hydrogen cyanide 1.064 -0.002
C5H10 2-Pentene, (E)- 1.082 -0.002
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 -0.002
CH3OCH3 Dimethyl ether 1.085 -0.001
CH4 Methane 1.087 -0.001
CH3OC2H5 Ethane, methoxy- 1.089 -0.001
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 -0.001
CH3CHNOH Acetaldoxime 1.085 -0.001
CH3CCH propyne 1.060 -0.001
C2H5CN ethyl cyanide 1.087 -0.001
C3H8 Propane 1.089 -0.001
SiH2(CH3)2 dimethylsilane 1.089 -0.001
CH3OCl methyl hypochlorite 1.086 -0.001
CH2CHF Ethene, fluoro- 1.077 -0.001
CH3CHFCH3 2-Fluoropropane 1.088 -0.001
C4H4N2 1,3-Diazine 1.079 -0.001
C3H4 cyclopropene 1.072 -0.001
C3H6O Propylene oxide 1.082 -0.001
CH3NH2 methyl amine 1.093 -0.000
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 -0.000
CH3CH2OH Ethanol 1.088 -0.000
C3H6O 2-Propen-1-ol 1.078 -0.000
HCS+ Thioformyl cation 1.079 -0.000
C4H2 Diacetylene 1.058 0.000
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.000
HCP Phosphaethyne 1.067 0.001
CHCl3 Chloroform 1.073 0.001
CH3CH2O Ethoxy radical 1.085 0.001
C8H8 cyclooctatetraene 1.079 0.001
CH2NH Methanimine 1.081 0.001
C6H5OH phenol 1.076 0.001
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 0.002
CH3CH2O Ethoxy radical 1.086 0.002
CH3NHCH3 Dimethylamine 1.084 0.002
CH3CH2O Ethoxy radical 1.088 0.002
CH2NCH3 N-methylmethanimine 1.089 0.003
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.003
C6H10 1-Butyne, 3,3-dimethyl- 1.056 0.003
C3H7N Cyclopropylamine 1.080 0.003
C6H5CCH phenylacetylene 1.055 0.003
C5H6 Cyclopropylacetylene 1.055 0.003
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.004
HCCCl Chloroacetylene 1.055 0.004
CH3CH2OH Ethanol 1.086 0.004
C5H6S Thiophene, 3-methyl- 1.081 0.005
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.005
C4H9N Pyrrolidine 1.090 0.005
HCCF Fluoroacetylene 1.053 0.006
N(CH3)3 Trimethylamine 1.088 0.009
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 0.011
C3H5 Allyl radical 1.069 0.011
C4H4N2 Pyridazine 1.064 0.012
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.013
C2H Ethynyl radical 1.047 0.015
C5H10 2-Pentene, (Z)- 1.058 0.024
CH3SOCH3 Dimethyl sulfoxide 1.054 0.029
HCO Formyl radical 1.080 0.030
HCNO fulminic acid 1.027 0.032
C4H10O Methyl propyl ether 1.099 0.302
C3H3NO Isoxazole 1.075 0.363
C4H6 1-Methylcyclopropene 1.070 0.437
C4H6 1-Methylcyclopropene 1.098 0.657
C4H6 1-Methylcyclopropene 1.098 0.670
C4H6 1-Methylcyclopropene 1.087 0.726
C4H6 1-Methylcyclopropene 1.087 2.344
C4H6 1-Methylcyclopropene 1.085 3.116