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Compare Bonds

18 10 26 16 45

TPSSh/6-31+G** 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 C3H4O Cyclopropanone-0.072
Most positive difference C4H6 1-Methylcyclopropene3.140

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H4O Cyclopropanone 1.086 -0.072
C4H6 Methylenecyclopropane 1.088 -0.052
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 -0.050
C4H6 Methylenecyclopropane 1.090 -0.050
C3H8O2 1,3-Propanediol 1.140 -0.043
C6H6 Fulvene 1.130 -0.043
C3H5Cl3 Propane, 1,2,3-trichloro- 1.131 -0.040
CH2CHOCHCH2 Vinyl ether 1.103 -0.040
C4H10O Ethoxy ethane 1.100 -0.036
C5H8O Methyl cyclopropyl ketone 1.126 -0.035
CH3CONH2 Acetamide 1.124 -0.035
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.032
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.027
CHBr3 bromoform 1.110 -0.026
C4H10O Ethoxy ethane 1.092 -0.026
C4H6O2 2,3-Butanedione 1.114 -0.025
C2H2O2 Ethanedial 1.132 -0.024
C2H6N2O2 Dimethylnitroamine 1.121 -0.024
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.024
C2H3CCH 1-Buten-3-yne 1.090 -0.024
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.023
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 -0.023
HCONHCH3 N-methylformamide 1.114 -0.023
C6H14 Hexane 1.118 -0.023
C3H7NO dimethylformamide 1.112 -0.022
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.021
C4H5N Cyclopropanecarbonitrile 1.107 -0.021
CH3CCCH3 2-Butyne 1.116 -0.021
C2H3CCH 1-Buten-3-yne 1.106 -0.020
C7H16 heptane 1.121 -0.020
C4H10O Ethoxy ethane 1.090 -0.020
C5H12O Butane, 1-methoxy- 1.115 -0.020
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.020
C5H6 Propellane 1.106 -0.019
C2HF3 Trifluoroethylene 1.100 -0.019
C3H6S3 1,3,5-Trithiane 1.114 -0.019
C6H12 (E)-3-methylpent-2-ene 1.116 -0.019
C5H12 Pentane 1.118 -0.018
Si(CH3)4 tetramethylsilane 1.115 -0.018
CH3CH2CH2CH3 Butane 1.117 -0.018
CH3OCl methyl hypochlorite 1.111 -0.018
C5H10 Cyclopentane 1.114 -0.018
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.018
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.017
C5H8 Spiropentane 1.105 -0.017
C5H12 Propane, 2,2-dimethyl- 1.114 -0.017
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.017
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.017
C5H10O 2-Butanone, 3-methyl- 1.113 -0.016
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.016
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.016
C7H12 Norbornane 1.113 -0.016
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.016
C4H8O2 Ethyl acetate 1.105 -0.016
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.015
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.015
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.014
N(CH3)3 Trimethylamine 1.109 -0.014
CH3COCl Acetyl Chloride 1.105 -0.014
C3H2N2 Malononitrile 1.109 -0.014
HCF Fluoromethylene 1.138 -0.013
CH3COOH Acetic acid 1.100 -0.013
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.013
CH3SH Methanethiol 1.104 -0.012
CH3COCH3 Acetone 1.103 -0.012
C5H8 1,4-Pentadiene 1.110 -0.012
C5H8 Ethenylcyclopropane 1.099 -0.011
CH2CHOH ethenol 1.097 -0.011
C2H8N2 Ethylenediamine 1.109 -0.011
CH3CH2NH2 Ethylamine 1.107 -0.011
CH3CN Acetonitrile 1.104 -0.011
CH2NN diazomethane 1.075 -0.011
C12H8 biphenylene 1.096 -0.010
CH3SCH2CH3 Ethane, (methylthio)- 1.092 -0.010
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.010
CH3CH2CHO Propanal 1.103 -0.010
C6H5NO2 Nitrobenzene 1.093 -0.009
CH3ONO Methyl nitrite 1.102 -0.009
C3H8O2 Methane, dimethoxy- 1.108 -0.009
C4H6O Cyclobutanone 1.100 -0.009
C5H11N Piperidine 1.105 -0.008
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.008
CH3CH(CH3)CH3 Isobutane 1.108 -0.008
CH3CHNOH Acetaldoxime 1.100 -0.008
CH3O Methoxy radical 1.112 -0.008
CH3NO3 Methyl nitrate 1.095 -0.007
C3H6S Thietane 1.100 -0.007
HCCl Chloromethylene 1.119 -0.006
C5H8 Cyclobutane, methylene- 1.101 -0.006
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.006
C6H5CH2CH3 Ethylbenzene 1.094 -0.006
CHF2Cl difluorochloromethane 1.090 -0.006
C2H3Cl Ethene, chloro- 1.090 -0.006
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.005
C2H4F2 1,2-difluoroethane 1.099 -0.005
C8H8 cubane 1.097 -0.005
C4H8O2 1,3-Dioxane 1.095 -0.005
CH2N2 diazirine 1.090 -0.005
C5H6S Thiophene, 3-methyl- 1.090 -0.005
CH3OH Methyl alcohol 1.096 -0.005
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.005
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.004
CH2CS Thioketene 1.090 -0.004
CH3CH2CHO Propanal 1.105 -0.004
CH2NH Methanimine 1.103 -0.004
CH3CH2OH Ethanol 1.098 -0.004
H2CO Formaldehyde 1.111 -0.004
CH2CHF Ethene, fluoro- 1.087 -0.004
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.004
C3H6O 2-Propen-1-ol 1.091 -0.003
C3H6O 2-Propen-1-ol 1.092 -0.003
C6H5CH3 toluene 1.100 -0.003
CH3CH2CHO Propanal 1.115 -0.003
C2H3Br vinyl bromide 1.088 -0.003
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.003
CH3SSCH3 Disulfide, dimethyl 1.097 -0.003
CH2PH Phosphaethene 1.090 -0.002
CH3CH(CH3)CH3 Isobutane 1.100 -0.002
CH3NHCH3 Dimethylamine 1.098 -0.002
CH3SCH2CH3 Ethane, (methylthio)- 1.090 -0.002
C6H10 1-Butyne, 3,3-dimethyl- 1.056 -0.002
CH3CH2CHO Propanal 1.096 -0.002
CH3CHO Acetaldehyde 1.114 -0.002
CH2PH Phosphaethene 1.090 -0.002
CH2BrF Methane, bromofluoro- 1.090 -0.002
CHClCCl2 Trichloroethylene 1.080 -0.002
C4H4N2 1,3-Diazine 1.087 -0.002
CH2CHCHO Acrolein 1.113 -0.002
CH2NOH formaldoxime 1.086 -0.002
CH3ONO Methyl nitrite 1.090 -0.002
CH3NC methyl isocyanide 1.094 -0.002
CH3CCH propyne 1.096 -0.002
CH2 Methylene 1.085 -0.001
C4H5N (E)-2-Butenenitrile 1.090 -0.001
C3H4N2 1H-Pyrazole 1.083 -0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.089 -0.001
CHFClBr fluorochlorobromomethane 1.088 -0.001
CHF3 Methane, trifluoro- 1.091 -0.001
C3H4N2 1H-Pyrazole 1.082 -0.001
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.001
CH3SeCH3 dimethylselenide 1.093 -0.001
C6H12 Cyclohexane 1.101 -0.001
CH3OCHO methyl formate 1.101 -0.001
CH3Cl Methyl chloride 1.090 -0.001
CH3NO nitrosomethane 1.094 -0.001
CH3NO3 Methyl nitrate 1.088 -0.001
CH2CHCHO Acrolein 1.089 -0.001
CH3PH2 Methyl phosphine 1.094 -0.001
C3H8O2 Propylene glycol 1.095 -0.001
C3H6O 2-Propen-1-ol 1.102 -0.001
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.001
CH3COCH2CH3 2-Butanone 1.095 -0.001
CH2CO Ketene 1.083 -0.000
C6H10 cyclohexene 1.090 -0.000
CH3SiH3 methyl silane 1.096 -0.000
CH2CHCH2CH3 1-Butene 1.095 -0.000
HCOOH Formic acid 1.097 -0.000
C3H4N2 1H-Pyrazole 1.080 -0.000
HFCO formyl fluoride 1.095 -0.000
CH2CCH2 allene 1.087 -0.000
CH3COCH2CH3 2-Butanone 1.091 0.000
C3H3N acrylonitrile 1.086 0.000
CH3COCH2CH3 2-Butanone 1.096 0.000
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 0.000
C5H8 Cyclopentene 1.095 0.000
C2H6O2S Dimethyl sulfone 1.091 0.000
CH3CHFCH3 2-Fluoropropane 1.093 0.000
CH(CN)3 tricyanomethane 1.100 0.000
CH3COCH2CH3 2-Butanone 1.093 0.000
CH3CHFCH3 2-Fluoropropane 1.094 0.000
C6H10 cyclohexene 1.100 0.001
H2NCH2COOH Glycine 1.096 0.001
C2H4 Ethylene 1.086 0.001
CH3SOCH3 Dimethyl sulfoxide 1.093 0.001
CH3CHS Thioacetaldehyde 1.098 0.001
C4H10O Propane, 2-methoxy- 1.095 0.001
C3H7SH 1-Propanethiol 1.094 0.001
C4H6S Thiophene, 2,5-dihydro- 1.095 0.001
C4H6O Furan, 2,5-dihydro- 1.100 0.001
CH3CHS Thioacetaldehyde 1.090 0.001
C2H2ClF 1-chloro-1-fluoroethylene 1.082 0.001
CH2FCl fluorochloromethane 1.090 0.001
C6H8 1,4-Cyclohexadiene 1.100 0.001
C5H8 Bicyclo[2.1.0]pentane 1.085 0.001
CH3SCH3 Dimethyl sulfide 1.091 0.001
HOCH2COOH Hydroxyacetic acid 1.097 0.001
C5H6 1-Buten-3-yne, 2-methyl- 1.065 0.001
C4H8 cyclobutane 1.093 0.001
CH3CHClCH3 Propane, 2-chloro- 1.091 0.001
C5H4O2 4-Cyclopentene-1,3-dione 1.093 0.002
CH2CHCH2CH3 1-Butene 1.090 0.002
CH2CHOH ethenol 1.086 0.002
C5H8 Bicyclo[2.1.0]pentane 1.095 0.002
CH2Cl2 Methylene chloride 1.085 0.002
C3H8 Propane 1.096 0.002
CH3OC2H5 Ethane, methoxy- 1.092 0.002
C4H4N2 Succinonitrile 1.092 0.002
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 0.002
CH2O2 Dioxirane 1.090 0.002
CH3OC2H5 Ethane, methoxy- 1.099 0.002
C5H8 Cyclopentene 1.085 0.002
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 0.002
CH3OCH3 Dimethyl ether 1.099 0.002
CH2CHF Ethene, fluoro- 1.082 0.002
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 0.002
C4H4O Furan 1.076 0.002
C6H6 Benzene 1.084 0.002
C3H8 Propane 1.094 0.002
C4H6 Cyclobutene 1.094 0.002
C4H6S Thiophene, 2,5-dihydro- 1.085 0.002
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.003
C2H5F fluoroethane 1.095 0.003
C2H3 vinyl 1.080 0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.097 0.003
C3H6 Cyclopropane 1.083 0.003
CH3OC2H5 Ethane, methoxy- 1.100 0.003
CH2CHCHO Acrolein 1.084 0.003
C4H4S Thiophene 1.079 0.003
C2H5Br Ethyl bromide 1.087 0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.003
C3H4O Methylketene 1.083 0.003
CHOCHCHCH3 2-Butenal 1.090 0.003
CH3NO2 Methane, nitro- 1.088 0.003
CH3OCHO methyl formate 1.086 0.003
C2H2 Acetylene 1.063 0.003
C2H4F2 1,2-difluoroethane 1.093 0.003
C5H6 1-Buten-3-yne, 2-methyl- 1.090 0.003
C3H6O 2-Propen-1-ol 1.096 0.003
C4H5N (E)-2-Butenenitrile 1.090 0.003
CH3SeH Methane selenol 1.088 0.003
C6H5F Fluorobenzene 1.083 0.003
CH3NO nitrosomethane 1.092 0.003
C2H3Br vinyl bromide 1.080 0.003
C4H8 cyclobutane 1.091 0.004
C6H6 Benzvalene 1.082 0.004
C4H6 Cyclobutene 1.083 0.004
C10H8 Azulene 1.084 0.004
C3H3NO Oxazole 1.075 0.004
C6H5OH phenol 1.082 0.004
C2H4S Thiirane 1.083 0.004
C3H6O Propylene oxide 1.090 0.004
CH3CH2Cl Ethyl chloride 1.089 0.004
C2H5N Aziridine 1.083 0.004
C5H10 2-Pentene, (Z)- 1.092 0.004
C6H5NH2 aniline 1.084 0.004
C3H3NO Oxazole 1.073 0.004
C2H5Br Ethyl bromide 1.093 0.004
CH3 Methyl radical 1.079 0.004
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 0.004
CH3CH(CH3)CH3 Isobutane 1.092 0.004
C6H5CH3 toluene 1.083 0.004
C10H8 Azulene 1.080 0.004
C5H8O Cyclopentanone 1.095 0.004
C3H3NO Oxazole 1.075 0.004
C6H5F Fluorobenzene 1.081 0.004
CH2CHCHO Acrolein 1.081 0.004
CH2CHOH ethenol 1.079 0.004
C2H6 Ethane 1.091 0.004
C6H5Cl chlorobenzene 1.082 0.004
C6H6 Fulvene 1.080 0.004
C2H5F fluoroethane 1.091 0.004
CH3CHFCH3 2-Fluoropropane 1.092 0.004
CHOCHCHCH3 2-Butenal 1.084 0.004
C3H7SH 1-Propanethiol 1.090 0.004
C2H4O Ethylene oxide 1.084 0.004
C2H5F fluoroethane 1.090 0.005
C10H8 Azulene 1.081 0.005
C6H6 Benzvalene 1.078 0.005
C4H5N Pyrrole 1.076 0.005
C3H7SH 1-Propanethiol 1.092 0.005
C6H5OH phenol 1.084 0.005
CH3CHClCH3 Propane, 2-chloro- 1.092 0.005
C2H5N Aziridine 1.084 0.005
C10H16 adamantane 1.093 0.005
HCCCN Cyanoacetylene 1.062 0.005
H2CCCCH2 Butatriene 1.083 0.005
CH3COF Acetyl fluoride 1.084 0.005
CH2NOH formaldoxime 1.085 0.005
C4H4N2 Pyrazine 1.083 0.005
CH3CHSHCH3 2-Propanethiol 1.091 0.005
CH3CH2Cl Ethyl chloride 1.086 0.005
C6H5Cl chlorobenzene 1.081 0.005
C4H10O Propane, 2-methoxy- 1.095 0.005
C3H4 cyclopropene 1.088 0.005
C6H12 Cyclohexane 1.093 0.005
C6H6 Benzvalene 1.078 0.005
C4H10O Propane, 2-methoxy- 1.090 0.005
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 0.005
CH3CHO Acetaldehyde 1.086 0.005
CH4 Methane 1.087 0.005
C6H6 Fulvene 1.078 0.005
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.005
H2CS Thioformaldehyde 1.087 0.005
CH3Br methyl bromide 1.082 0.006
C6H5CH3 toluene 1.081 0.006
CH3OC2H5 Ethane, methoxy- 1.086 0.006
CH3CH2SH ethanethiol 1.091 0.006
CH3F Methyl fluoride 1.087 0.006
C4H4Se selenophene 1.079 0.006
C6H5F Fluorobenzene 1.080 0.006
C2H3Cl Ethene, chloro- 1.079 0.006
C4H4N2 1,3-Diazine 1.082 0.006
CH3CH2Cl Ethyl chloride 1.090 0.006
CHOCHCHCH3 2-Butenal 1.108 0.006
CH3OC2H5 Ethane, methoxy- 1.089 0.006
C6H5Cl chlorobenzene 1.079 0.006
C2H2+ acetylene cation 1.077 0.006
CH3COCH2CH3 2-Butanone 1.093 0.006
CH3CHS Thioacetaldehyde 1.089 0.006
CH3CCH propyne 1.060 0.006
HCN Hydrogen cyanide 1.064 0.006
C4H5N (E)-2-Butenenitrile 1.081 0.006
C3H8 Propane 1.089 0.006
CHOCHCHCH3 2-Butenal 1.086 0.006
C2H6O2 1,2-Ethanediol 1.093 0.006
CH3OCH3 Dimethyl ether 1.085 0.007
C6H10O cyclohexanone 1.088 0.007
CH2CHF Ethene, fluoro- 1.077 0.007
C2H3Br vinyl bromide 1.080 0.007
C3H4 cyclopropene 1.072 0.007
SiH2(CH3)2 dimethylsilane 1.089 0.007
C2H5CN ethyl cyanide 1.087 0.007
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.007
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.007
C5H6 Cyclopropylacetylene 1.080 0.007
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.007
CH3S thiomethoxy 1.090 0.007
C6H5CH3 toluene 1.081 0.007
CH3CH2OH Ethanol 1.088 0.007
C10H8 Azulene 1.083 0.007
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.007
CH3CHFCH3 2-Fluoropropane 1.088 0.007
C10H8 Azulene 1.081 0.008
C3H6O 2-Propen-1-ol 1.078 0.008
CH2F2 Methane, difluoro- 1.084 0.008
HCP Phosphaethyne 1.067 0.008
CH2Br2 dibromomethane 1.079 0.008
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.008
C4H2 Diacetylene 1.058 0.008
CH3NHCH3 Dimethylamine 1.098 0.008
CH Methylidyne 1.120 0.009
C5H10 2-Pentene, (E)- 1.082 0.009
CH3CH2O Ethoxy radical 1.085 0.009
C2H5CN ethyl cyanide 1.088 0.009
CH3NH2 methyl amine 1.093 0.009
C2H3 vinyl 1.085 0.010
C4H4N2 1,3-Diazine 1.079 0.010
CH3CHNOH Acetaldoxime 1.085 0.010
C3H4O Methylketene 1.083 0.010
CH3OCl methyl hypochlorite 1.086 0.010
CH3NHCH3 Dimethylamine 1.084 0.010
HCCBr bromoacetylene 1.055 0.010
HCCCl Chloroacetylene 1.055 0.010
C3H6O Propylene oxide 1.082 0.010
CH3CH2O Ethoxy radical 1.086 0.011
GeH3CH3 methyl germane 1.083 0.011
C6H5OH phenol 1.076 0.011
C4H4Se selenophene 1.070 0.011
HCS+ Thioformyl cation 1.079 0.011
C5H6 Cyclopropylacetylene 1.055 0.011
C6H5CCH phenylacetylene 1.055 0.011
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.011
HCCF Fluoroacetylene 1.053 0.011
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.011
CH2NH Methanimine 1.081 0.012
CHCl3 Chloroform 1.073 0.012
C5H6S Thiophene, 3-methyl- 1.081 0.013
C8H8 cyclooctatetraene 1.079 0.013
C6H5Br bromobenzene 1.072 0.013
CH3CH2OH Ethanol 1.086 0.014
C3H7N Cyclopropylamine 1.080 0.015
CH2NCH3 N-methylmethanimine 1.089 0.016
C4H9N Pyrrolidine 1.090 0.017
CH3CH2O Ethoxy radical 1.088 0.017
C4H4N2 Pyridazine 1.064 0.018
CHONH2 formamide 1.090 0.018
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.020
C3H5 Allyl radical 1.069 0.020
N(CH3)3 Trimethylamine 1.088 0.021
C2H Ethynyl radical 1.047 0.022
C5H10 2-Pentene, (Z)- 1.058 0.034
CH3SOCH3 Dimethyl sulfoxide 1.054 0.037
HCO Formyl radical 1.080 0.044
C4H4N2O2 Uracil 0.957 0.128
C4H4N2O2 Uracil 0.931 0.150
C4H10O Methyl propyl ether 1.099 0.319
C3H3NO Isoxazole 1.075 0.349
C4H6 1-Methylcyclopropene 1.070 0.443
C4H6 1-Methylcyclopropene 1.098 0.664
C4H6 1-Methylcyclopropene 1.098 0.683
C4H6 1-Methylcyclopropene 1.087 0.742
C4H10O Ethanol, 1,1-dimethyl- 1.117 1.319
C4H6 1-Methylcyclopropene 1.087 2.342
C4H6 1-Methylcyclopropene 1.085 3.140