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Compare Bonds

18 10 26 16 45

mPW1PW91/6-31G 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
-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-Methylcyclopropene3.130

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H8O2 1,3-Propanediol 1.140 -0.045
C3H5Cl3 Propane, 1,2,3-trichloro- 1.131 -0.042
C5H8O Methyl cyclopropyl ketone 1.126 -0.037
CH3CONH2 Acetamide 1.124 -0.035
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.034
C2H2O2 Ethanedial 1.132 -0.033
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.030
C2H6N2O2 Dimethylnitroamine 1.121 -0.028
CHBr3 bromoform 1.110 -0.028
C2H3CCH 1-Buten-3-yne 1.090 -0.027
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.026
C4H6O2 2,3-Butanedione 1.114 -0.025
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.025
HCONHCH3 N-methylformamide 1.114 -0.024
C2HF3 Trifluoroethylene 1.100 -0.024
C6H14 Hexane 1.118 -0.024
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.024
C4H5N Cyclopropanecarbonitrile 1.107 -0.023
C2H3CCH 1-Buten-3-yne 1.106 -0.023
C5H6 Propellane 1.106 -0.023
C3H6S3 1,3,5-Trithiane 1.114 -0.022
C3H7NO dimethylformamide 1.112 -0.022
C7H16 heptane 1.121 -0.022
CH3CCCH3 2-Butyne 1.116 -0.021
C5H12O Butane, 1-methoxy- 1.115 -0.021
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.021
Si(CH3)4 tetramethylsilane 1.115 -0.021
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.021
C5H8 Spiropentane 1.105 -0.020
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.020
C6H12 (E)-3-methylpent-2-ene 1.116 -0.019
C5H12 Pentane 1.118 -0.019
CH3CH2CH2CH3 Butane 1.117 -0.019
C5H12 Propane, 2,2-dimethyl- 1.114 -0.018
C7H12 Norbornane 1.113 -0.018
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.018
CH3OCl methyl hypochlorite 1.111 -0.018
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.018
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.018
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.018
C5H10O 2-Butanone, 3-methyl- 1.113 -0.017
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.017
C4H8O2 Ethyl acetate 1.105 -0.017
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.017
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.016
N(CH3)3 Trimethylamine 1.109 -0.016
CH2CHOH ethenol 1.097 -0.016
CH3SH Methanethiol 1.104 -0.015
CH3COCl Acetyl Chloride 1.105 -0.015
C3H8O2 Methane, dimethoxy- 1.108 -0.014
C5H8 Ethenylcyclopropane 1.099 -0.014
CH3COCH3 Acetone 1.103 -0.013
CH2Cl chloromethyl radical 1.090 -0.013
C12H8 biphenylene 1.096 -0.013
CH2N2 diazirine 1.090 -0.012
C3H2N2 Malononitrile 1.109 -0.012
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.012
CH3COOH Acetic acid 1.100 -0.012
C6H5NO2 Nitrobenzene 1.093 -0.012
C5H8 1,4-Pentadiene 1.110 -0.012
C2H8N2 Ethylenediamine 1.109 -0.012
H2CO Formaldehyde 1.111 -0.011
CH3CH2NH2 Ethylamine 1.107 -0.011
CH3CN Acetonitrile 1.104 -0.011
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.011
CH3ONO Methyl nitrite 1.102 -0.011
CH3OCHO methyl formate 1.101 -0.011
CH3CH2CHO Propanal 1.115 -0.011
C3H6S Thietane 1.100 -0.010
CH3CH2CHO Propanal 1.103 -0.010
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.010
CH3CHO Acetaldehyde 1.114 -0.010
C2H3Cl Ethene, chloro- 1.090 -0.010
C4H8O2 1,3-Dioxane 1.095 -0.010
C8H8 cubane 1.097 -0.010
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.010
C4H6O Cyclobutanone 1.100 -0.009
C5H11N Piperidine 1.105 -0.009
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.009
CH2CHCHO Acrolein 1.113 -0.009
C6H5CH2CH3 Ethylbenzene 1.094 -0.008
CH2NH Methanimine 1.103 -0.008
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.008
HCOOH Formic acid 1.097 -0.008
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.008
CH3CH(CH3)CH3 Isobutane 1.108 -0.008
C5H8 Cyclobutane, methylene- 1.101 -0.008
C5H6S Thiophene, 3-methyl- 1.090 -0.008
CH3OH Methyl alcohol 1.096 -0.007
HFCO formyl fluoride 1.095 -0.007
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.007
C3H4N2 1H-Pyrazole 1.083 -0.007
CH2O2 Dioxirane 1.090 -0.007
CHF3 Methane, trifluoro- 1.091 -0.007
CHF2Cl difluorochloromethane 1.090 -0.006
C3H4N2 1H-Pyrazole 1.082 -0.006
CH3NO3 Methyl nitrate 1.095 -0.006
CH2CHF Ethene, fluoro- 1.087 -0.006
CH2PH Phosphaethene 1.090 -0.006
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.006
CH3CH2OH Ethanol 1.098 -0.006
CH3SSCH3 Disulfide, dimethyl 1.097 -0.006
CH2CS Thioketene 1.090 -0.006
C2H3Br vinyl bromide 1.088 -0.005
CH2PH Phosphaethene 1.090 -0.005
CH2BrF Methane, bromofluoro- 1.090 -0.005
C3H6O 2-Propen-1-ol 1.092 -0.005
C4H4N2 1,3-Diazine 1.087 -0.005
C3H6O 2-Propen-1-ol 1.091 -0.005
CH2FCl fluorochloromethane 1.090 -0.005
CH2 Methylene 1.085 -0.005
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.005
CHFClBr fluorochlorobromomethane 1.088 -0.005
CH3CH2CHO Propanal 1.105 -0.005
CH2NOH formaldoxime 1.086 -0.005
C4H6 Methylenecyclopropane 1.090 -0.004
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 -0.004
C3H8O2 Propylene glycol 1.095 -0.004
C3H4N2 1H-Pyrazole 1.080 -0.004
CH3ONO Methyl nitrite 1.090 -0.004
CH3Cl Methyl chloride 1.090 -0.004
CH3SCH2CH3 Ethane, (methylthio)- 1.097 -0.004
C2H4F2 1,2-difluoroethane 1.094 -0.004
C5H8 Bicyclo[2.1.0]pentane 1.085 -0.004
CH3PH2 Methyl phosphine 1.094 -0.004
C6H5CH3 toluene 1.100 -0.004
CH3CH(CH3)CH3 Isobutane 1.100 -0.003
CH3CH2CHO Propanal 1.096 -0.003
CH3SeCH3 dimethylselenide 1.093 -0.003
CH3SOCH3 Dimethyl sulfoxide 1.093 -0.003
C4H6O Furan, 2,5-dihydro- 1.100 -0.003
C2H6O2S Dimethyl sulfone 1.091 -0.003
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.003
C4H6 Methylenecyclopropane 1.088 -0.003
CH3NHCH3 Dimethylamine 1.098 -0.003
C3H3NO Oxazole 1.075 -0.003
CHOCHCHCH3 2-Butenal 1.108 -0.003
CH3SiH3 methyl silane 1.096 -0.003
CH3NO nitrosomethane 1.094 -0.003
C6H10 cyclohexene 1.090 -0.003
C4H5N (E)-2-Butenenitrile 1.090 -0.002
CH3NC methyl isocyanide 1.094 -0.002
C4H4O Furan 1.076 -0.002
C2H5F fluoroethane 1.095 -0.002
CH2CHCHO Acrolein 1.089 -0.002
CH2CO Ketene 1.083 -0.002
C4H6S Thiophene, 2,5-dihydro- 1.095 -0.002
C4H4S Thiophene 1.079 -0.002
C6H12 Cyclohexane 1.101 -0.002
CH2Cl2 Methylene chloride 1.085 -0.002
CH2CCH2 allene 1.087 -0.002
C5H6 1-Buten-3-yne, 2-methyl- 1.065 -0.002
C3H3NO Oxazole 1.075 -0.002
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 -0.002
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.002
CH3CCH propyne 1.096 -0.002
HOCH2COOH Hydroxyacetic acid 1.097 -0.002
C3H3NO Oxazole 1.073 -0.002
CH3SCH3 Dimethyl sulfide 1.091 -0.002
C4H4N2 1,3-Diazine 1.082 -0.001
C5H8 Cyclopentene 1.085 -0.001
CH2CHCH2CH3 1-Butene 1.095 -0.001
CHClCCl2 Trichloroethylene 1.080 -0.001
C4H6 Cyclobutene 1.083 -0.001
C3H3N acrylonitrile 1.086 -0.001
CH2CHF Ethene, fluoro- 1.082 -0.001
C4H10O Propane, 2-methoxy- 1.095 -0.001
CH3CHFCH3 2-Fluoropropane 1.093 -0.001
C2H4 Ethylene 1.086 -0.001
C4H4N2 Pyrazine 1.083 -0.001
CH2CHOH ethenol 1.086 -0.001
C3H6O 2-Propen-1-ol 1.102 -0.001
H2NCH2COOH Glycine 1.096 -0.001
CH3CHFCH3 2-Fluoropropane 1.094 -0.001
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.001
C2H5N Aziridine 1.083 -0.001
C3H4O Cyclopropanone 1.086 -0.001
C2H2ClF 1-chloro-1-fluoroethylene 1.082 -0.001
CH3OC2H5 Ethane, methoxy- 1.099 -0.001
CH3OCH3 Dimethyl ether 1.099 -0.001
C6H6 Benzvalene 1.082 -0.001
CH3OCHO methyl formate 1.086 -0.000
CH3NO3 Methyl nitrate 1.088 -0.000
C2H4S Thiirane 1.083 -0.000
C3H7SH 1-Propanethiol 1.094 -0.000
C5H8 Cyclopentene 1.095 -0.000
CH3CHS Thioacetaldehyde 1.090 -0.000
C6H6 Benzvalene 1.078 -0.000
CH3CHClCH3 Propane, 2-chloro- 1.091 -0.000
C4H6S Thiophene, 2,5-dihydro- 1.085 -0.000
C2H4O Ethylene oxide 1.084 -0.000
C4H6 Cyclobutene 1.094 0.000
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.000
CH3CHS Thioacetaldehyde 1.098 0.000
C6H6 Benzene 1.084 0.000
CH2CHCH2CH3 1-Butene 1.090 0.000
C4H8 cyclobutane 1.093 0.000
H2CS Thioformaldehyde 1.087 0.000
C6H5F Fluorobenzene 1.083 0.000
C2H3Br vinyl bromide 1.080 0.000
CH3OC2H5 Ethane, methoxy- 1.092 0.000
C2H3 vinyl 1.080 0.000
C3H6 Cyclopropane 1.083 0.000
C2H2 Acetylene 1.063 0.001
C4H10O Ethoxy ethane 1.100 0.001
CH2NOH formaldoxime 1.085 0.001
C6H5F Fluorobenzene 1.081 0.001
C6H10 cyclohexene 1.100 0.001
C10H8 Azulene 1.080 0.001
CH3SeH Methane selenol 1.088 0.001
CH3OC2H5 Ethane, methoxy- 1.100 0.001
C10H8 Azulene 1.081 0.001
C4H5N Pyrrole 1.076 0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.090 0.001
CH2CHCHO Acrolein 1.084 0.001
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 0.001
C6H5CN phenyl cyanide 1.082 0.001
HCN Hydrogen cyanide 1.064 0.001
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 0.001
CH3NO nitrosomethane 1.092 0.001
C4H10O Propane, 2-methoxy- 1.095 0.001
C4H8 cyclobutane 1.091 0.001
C3H4 cyclopropene 1.088 0.001
C6H5OH phenol 1.082 0.001
C3H4 cyclopropene 1.072 0.001
C5H4O2 4-Cyclopentene-1,3-dione 1.093 0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.092 0.001
C2H5Br Ethyl bromide 1.087 0.001
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 0.001
C6H5NH2 aniline 1.084 0.001
C6H5CH3 toluene 1.083 0.001
C3H8 Propane 1.096 0.001
C6H8 1,4-Cyclohexadiene 1.100 0.001
C3H8 Propane 1.094 0.001
C6H5Cl chlorobenzene 1.082 0.001
C2H5N Aziridine 1.084 0.002
C10H8 Azulene 1.084 0.002
C6H6 Benzvalene 1.078 0.002
CHOCHCHCH3 2-Butenal 1.084 0.002
C5H6 1-Buten-3-yne, 2-methyl- 1.090 0.002
C6H5OH phenol 1.084 0.002
CH3SCH2CH3 Ethane, (methylthio)- 1.089 0.002
C4H10O Ethoxy ethane 1.092 0.002
CH2CHOH ethenol 1.079 0.002
CH(CN)3 tricyanomethane 1.100 0.002
CH3CHS Thioacetaldehyde 1.089 0.002
CHOCHCHCH3 2-Butenal 1.090 0.002
CH3 Methyl radical 1.079 0.002
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 0.002
C3H6O 2-Propen-1-ol 1.096 0.002
CH2CHCHO Acrolein 1.081 0.002
C3H7SH 1-Propanethiol 1.090 0.002
HCCCN Cyanoacetylene 1.062 0.002
C6H5Cl chlorobenzene 1.081 0.002
C4H5N (E)-2-Butenenitrile 1.090 0.002
CH3NO2 Methane, nitro- 1.088 0.002
C2H5F fluoroethane 1.090 0.002
CH3CH2Cl Ethyl chloride 1.086 0.002
CH2NN diazomethane 1.075 0.002
C2H2+ acetylene cation 1.077 0.002
C4H10O Ethoxy ethane 1.090 0.002
H2CCCCH2 Butatriene 1.083 0.003
C6H5CN phenyl cyanide 1.080 0.003
CH3CH2Cl Ethyl chloride 1.089 0.003
C4H4N2 Succinonitrile 1.092 0.003
C3H6O Propylene oxide 1.090 0.003
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.003
C4H4Se selenophene 1.079 0.003
C2H5F fluoroethane 1.091 0.003
C6H5Cl chlorobenzene 1.079 0.003
C6H5CH3 toluene 1.081 0.003
CH3CHFCH3 2-Fluoropropane 1.092 0.003
CH3CH(CH3)CH3 Isobutane 1.092 0.003
CH3OC2H5 Ethane, methoxy- 1.086 0.003
CH3CCH propyne 1.060 0.003
C6H12 Cyclohexane 1.093 0.003
C5H10 2-Pentene, (Z)- 1.092 0.003
C6H5F Fluorobenzene 1.080 0.003
C2H5Br Ethyl bromide 1.093 0.003
CH3CHSHCH3 2-Propanethiol 1.091 0.003
C2H3Cl Ethene, chloro- 1.079 0.003
CH3Br methyl bromide 1.082 0.003
C2H6O2 1,2-Ethanediol 1.093 0.003
C2H6 Ethane 1.091 0.003
CH3COF Acetyl fluoride 1.084 0.004
CH3F Methyl fluoride 1.087 0.004
C5H8O Cyclopentanone 1.095 0.004
CH2F2 Methane, difluoro- 1.084 0.004
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.004
C3H7SH 1-Propanethiol 1.092 0.004
CH3OCH3 Dimethyl ether 1.085 0.004
CH4 Methane 1.087 0.004
C6H5CN phenyl cyanide 1.080 0.004
CH3CHClCH3 Propane, 2-chloro- 1.092 0.004
CH2Br2 dibromomethane 1.079 0.004
C4H4N2 1,3-Diazine 1.079 0.004
CH3CHO Acetaldehyde 1.086 0.004
HCS+ Thioformyl cation 1.079 0.004
SiH2(CH3)2 dimethylsilane 1.089 0.004
C4H10O Propane, 2-methoxy- 1.090 0.004
C10H16 adamantane 1.093 0.004
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.004
C2H3Br vinyl bromide 1.080 0.004
C6H5CH3 toluene 1.081 0.004
C6H10O cyclohexanone 1.088 0.004
CH2CHF Ethene, fluoro- 1.077 0.005
CH3OC2H5 Ethane, methoxy- 1.089 0.005
CH3CH2SH ethanethiol 1.091 0.005
C3H6O Propylene oxide 1.082 0.005
CHOCHCHCH3 2-Butenal 1.086 0.005
C4H5N (E)-2-Butenenitrile 1.081 0.005
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.005
C5H6 Cyclopropylacetylene 1.080 0.005
C10H8 Azulene 1.083 0.005
C3H8 Propane 1.089 0.005
CH3CH2Cl Ethyl chloride 1.090 0.005
CH3OCl methyl hypochlorite 1.086 0.005
HCP Phosphaethyne 1.067 0.006
C4H2 Diacetylene 1.058 0.006
CH3CHFCH3 2-Fluoropropane 1.088 0.006
CH3CH2OH Ethanol 1.088 0.006
C3H6O 2-Propen-1-ol 1.078 0.006
C2H5CN ethyl cyanide 1.087 0.006
C10H8 Azulene 1.081 0.006
CH2NH Methanimine 1.081 0.006
C5H10 2-Pentene, (E)- 1.082 0.006
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.007
C6H10 1-Butyne, 3,3-dimethyl- 1.056 0.007
C2H3 vinyl 1.085 0.007
HCCBr bromoacetylene 1.055 0.007
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.007
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.008
GeH3CH3 methyl germane 1.083 0.008
C4H4Se selenophene 1.070 0.008
CH3CH2O Ethoxy radical 1.085 0.008
HCCCl Chloroacetylene 1.055 0.008
HCCl Chloromethylene 1.119 0.008
C6H5OH phenol 1.076 0.008
C5H6 Cyclopropylacetylene 1.055 0.008
C2H5CN ethyl cyanide 1.088 0.008
C6H5CCH phenylacetylene 1.055 0.008
CH3CH2O Ethoxy radical 1.086 0.008
CH3NHCH3 Dimethylamine 1.098 0.008
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 0.008
HCCF Fluoroacetylene 1.053 0.008
CH3NHCH3 Dimethylamine 1.084 0.009
CHONH2 formamide 1.090 0.009
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.009
CHCl3 Chloroform 1.073 0.009
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.010
C8H8 cyclooctatetraene 1.079 0.010
C6H5Br bromobenzene 1.072 0.010
CH3NH2 methyl amine 1.093 0.011
C5H6S Thiophene, 3-methyl- 1.081 0.012
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.012
CH2NCH3 N-methylmethanimine 1.089 0.012
C3H7N Cyclopropylamine 1.080 0.013
CH3CH2OH Ethanol 1.086 0.013
CH3CH2O Ethoxy radical 1.088 0.015
C4H9N Pyrrolidine 1.090 0.016
C2H Ethynyl radical 1.047 0.018
C4H4N2 Pyridazine 1.064 0.018
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 0.020
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.020
CH Methylidyne 1.120 0.022
C5H10 2-Pentene, (Z)- 1.058 0.032
HCNO fulminic acid 1.027 0.032
HCO Formyl radical 1.080 0.034
CH3SOCH3 Dimethyl sulfoxide 1.054 0.034
C4H10O Methyl propyl ether 1.099 0.337
C3H3NO Isoxazole 1.075 0.351
C4H6 1-Methylcyclopropene 1.070 0.452
C4H6 1-Methylcyclopropene 1.098 0.661
C4H6 1-Methylcyclopropene 1.098 0.677
C4H6 1-Methylcyclopropene 1.087 0.735
C4H6 1-Methylcyclopropene 1.087 2.342
C4H6 1-Methylcyclopropene 1.085 3.130