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Compare Bonds

18 10 26 16 45

HF/STO-3G 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-0.052
Most positive difference C4H6 1-Methylcyclopropene3.118

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H8O2 1,3-Propanediol 1.140 -0.052
C6H6 Fulvene 1.130 -0.047
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.041
C5H8O Methyl cyclopropyl ketone 1.126 -0.041
CH3CONH2 Acetamide 1.124 -0.039
C3H5Cl3 Propane, 1,2,3-trichloro- 1.131 -0.038
C2H6N2O2 Dimethylnitroamine 1.121 -0.033
Si(CH3)4 tetramethylsilane 1.115 -0.033
C6H14 Hexane 1.118 -0.032
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.031
C5H12 Pentane 1.118 -0.029
C2H2O2 Ethanedial 1.132 -0.029
C5H12O Butane, 1-methoxy- 1.115 -0.029
C4H6O2 2,3-Butanedione 1.114 -0.029
CH3CH2CH2CH3 Butane 1.117 -0.029
C5H12 Propane, 2,2-dimethyl- 1.114 -0.028
C6H12 (E)-3-methylpent-2-ene 1.116 -0.028
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.028
CH3CCCH3 2-Butyne 1.116 -0.027
C5H10O 2-Butanone, 3-methyl- 1.113 -0.027
C7H12 Norbornane 1.113 -0.027
C5H10 Cyclopentane 1.114 -0.027
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.026
C2H3CCH 1-Buten-3-yne 1.090 -0.026
HCONHCH3 N-methylformamide 1.114 -0.025
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.024
C2H3CCH 1-Buten-3-yne 1.106 -0.024
C3H6S3 1,3,5-Trithiane 1.114 -0.024
C5H8 Spiropentane 1.105 -0.023
C4H5N Cyclopropanecarbonitrile 1.107 -0.023
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.023
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.023
C5H6 Propellane 1.106 -0.022
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.022
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.021
C5H8 1,4-Pentadiene 1.110 -0.021
N(CH3)3 Trimethylamine 1.109 -0.021
C4H8O2 Ethyl acetate 1.105 -0.020
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.020
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.020
CH3SH Methanethiol 1.104 -0.019
CH3COCl Acetyl Chloride 1.105 -0.018
CH3OCl methyl hypochlorite 1.111 -0.018
CH3COCH3 Acetone 1.103 -0.018
C2H8N2 Ethylenediamine 1.109 -0.018
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.017
CH3CH2CHO Propanal 1.103 -0.017
CH3CH(CH3)CH3 Isobutane 1.108 -0.017
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.017
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.016
C5H8 Ethenylcyclopropane 1.099 -0.016
CH3CH2NH2 Ethylamine 1.107 -0.016
CH3CN Acetonitrile 1.104 -0.016
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.016
CH3CH2CHO Propanal 1.105 -0.015
CH3COOH Acetic acid 1.100 -0.015
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.015
C3H2N2 Malononitrile 1.109 -0.015
CH3CHNOH Acetaldoxime 1.100 -0.015
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.014
CH3CH(CH3)CH3 Isobutane 1.100 -0.014
C4H6O Cyclobutanone 1.100 -0.014
C12H8 biphenylene 1.096 -0.014
CH3SiH3 methyl silane 1.096 -0.013
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.013
C6H12 Cyclohexane 1.101 -0.013
C2HF3 Trifluoroethylene 1.100 -0.013
C5H8 Cyclobutane, methylene- 1.101 -0.013
CH3CH2OH Ethanol 1.098 -0.012
C3H6S Thietane 1.100 -0.012
CH2NH Methanimine 1.103 -0.012
C6H5CH2CH3 Ethylbenzene 1.094 -0.012
C6H5CH3 toluene 1.100 -0.011
CH3SSCH3 Disulfide, dimethyl 1.097 -0.011
C8H8 cubane 1.097 -0.011
CH3CH2CHO Propanal 1.115 -0.010
CH3PH2 Methyl phosphine 1.094 -0.010
CH2PH Phosphaethene 1.090 -0.010
CH3CH2CHO Propanal 1.096 -0.010
CH2CS Thioketene 1.090 -0.010
CH2PH Phosphaethene 1.090 -0.010
CH3CHO Acetaldehyde 1.114 -0.010
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.010
C6H5NO2 Nitrobenzene 1.093 -0.010
H2CO Formaldehyde 1.111 -0.010
CH3COCH2CH3 2-Butanone 1.096 -0.010
C5H6S Thiophene, 3-methyl- 1.090 -0.010
CH2CHCHO Acrolein 1.113 -0.009
CH3CHS Thioacetaldehyde 1.098 -0.009
C3H6O 2-Propen-1-ol 1.091 -0.009
CH3NHCH3 Dimethylamine 1.098 -0.009
C6H10 cyclohexene 1.100 -0.009
CH2CHCH2CH3 1-Butene 1.095 -0.009
CH3SeCH3 dimethylselenide 1.093 -0.009
CH3COCH2CH3 2-Butanone 1.095 -0.009
CH3ONO Methyl nitrite 1.102 -0.009
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.008
CH3CHFCH3 2-Fluoropropane 1.094 -0.008
CH2CHF Ethene, fluoro- 1.087 -0.008
CH2CHOH ethenol 1.097 -0.008
C5H8 Cyclopentene 1.095 -0.008
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 -0.008
C3H7SH 1-Propanethiol 1.094 -0.008
C3H8 Propane 1.094 -0.008
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 -0.008
CH3CCH propyne 1.096 -0.008
C6H8 1,4-Cyclohexadiene 1.100 -0.008
CH3SCH2CH3 Ethane, (methylthio)- 1.097 -0.008
CH2CO Ketene 1.083 -0.008
C3H6O 2-Propen-1-ol 1.092 -0.008
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.007
C3H8 Propane 1.096 -0.007
CH3COCH2CH3 2-Butanone 1.093 -0.007
C4H6 Methylenecyclopropane 1.090 -0.007
CH3CHFCH3 2-Fluoropropane 1.093 -0.007
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 -0.007
CH3SOCH3 Dimethyl sulfoxide 1.093 -0.007
CH2FCH2CH3 1-Fluoropropane 1.093 -0.007
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.007
C4H8 cyclobutane 1.093 -0.007
SiH2(CH3)2 dimethylsilane 1.089 -0.007
C3H8O2 Methane, dimethoxy- 1.108 -0.007
C6H10 cyclohexene 1.090 -0.007
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.007
CH3OC2H5 Ethane, methoxy- 1.092 -0.007
CH2CHOH ethenol 1.086 -0.006
C4H4N2 1,3-Diazine 1.087 -0.006
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 -0.006
C2H3Br vinyl bromide 1.088 -0.006
C4H10O Ethoxy ethane 1.092 -0.006
C5H8O Cyclopentanone 1.095 -0.006
CH3CH(CH3)CH3 Isobutane 1.092 -0.006
C2H6O2S Dimethyl sulfone 1.091 -0.006
CH3COCH2CH3 2-Butanone 1.091 -0.006
C5H10 2-Pentene, (Z)- 1.092 -0.006
C2H5Br Ethyl bromide 1.093 -0.006
CH3SCH2CH3 Ethane, (methylthio)- 1.092 -0.006
CH2CHCHO Acrolein 1.089 -0.006
C4H6 Methylenecyclopropane 1.088 -0.006
CH3SCH3 Dimethyl sulfide 1.091 -0.006
CH2FCH2CH3 1-Fluoropropane 1.094 -0.006
C2H5F fluoroethane 1.091 -0.006
C2H3Cl Ethene, chloro- 1.090 -0.005
C4H6 Cyclobutene 1.094 -0.005
CH3CHClCH3 Propane, 2-chloro- 1.092 -0.005
CH3NO nitrosomethane 1.094 -0.005
C2H6 Ethane 1.091 -0.005
C6H12 Cyclohexane 1.093 -0.005
CH2CHCH2CH3 1-Butene 1.090 -0.005
C4H5N (E)-2-Butenenitrile 1.090 -0.005
CHOCHCHCH3 2-Butenal 1.090 -0.005
C5H6 1-Buten-3-yne, 2-methyl- 1.090 -0.005
C4H10O Propane, 2-methoxy- 1.090 -0.005
C5H4O2 4-Cyclopentene-1,3-dione 1.093 -0.005
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.005
H2NCH2COOH Glycine 1.096 -0.005
CH3NHCH3 Dimethylamine 1.098 -0.005
CH3CHS Thioacetaldehyde 1.090 -0.005
CH3OH Methyl alcohol 1.096 -0.004
C4H10O Ethoxy ethane 1.090 -0.004
C3H6O Propylene oxide 1.090 -0.004
CH3CH2SH ethanethiol 1.091 -0.004
C4H8 cyclobutane 1.091 -0.004
C2H5F fluoroethane 1.090 -0.004
CH2CCH2 allene 1.087 -0.004
CH3SeH Methane selenol 1.088 -0.004
CHOCHCHCH3 2-Butenal 1.108 -0.004
CH3OCH3 Dimethyl ether 1.099 -0.004
C5H8 Bicyclo[2.1.0]pentane 1.085 -0.004
CH3OC2H5 Ethane, methoxy- 1.099 -0.004
C2H4 Ethylene 1.086 -0.004
C4H6S Thiophene, 2,5-dihydro- 1.095 -0.004
C3H4N2 1H-Pyrazole 1.080 -0.004
CH4 Methane 1.087 -0.004
CH3COCH2CH3 2-Butanone 1.093 -0.004
CH2N2 diazirine 1.090 -0.004
CH3CH2Cl Ethyl chloride 1.089 -0.004
C3H4O Cyclopropanone 1.086 -0.004
CH3CH2Cl Ethyl chloride 1.090 -0.004
C4H5N (E)-2-Butenenitrile 1.090 -0.004
C10H16 adamantane 1.093 -0.004
C3H7SH 1-Propanethiol 1.092 -0.003
CH3NO nitrosomethane 1.092 -0.003
CH3OC2H5 Ethane, methoxy- 1.089 -0.003
C5H8 Cyclopentene 1.085 -0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.090 -0.003
C3H8 Propane 1.089 -0.003
CH2 Methylene 1.085 -0.003
CH3OC2H5 Ethane, methoxy- 1.100 -0.003
CH3CHFCH3 2-Fluoropropane 1.088 -0.003
C4H10O Ethoxy ethane 1.100 -0.003
C4H6S Thiophene, 2,5-dihydro- 1.085 -0.003
C3H6O 2-Propen-1-ol 1.102 -0.003
C6H5NH2 aniline 1.084 -0.002
CH3NO3 Methyl nitrate 1.095 -0.002
C3H6 Cyclopropane 1.083 -0.002
CH3CH2OH Ethanol 1.088 -0.002
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.002
CH3SCH2CH3 Ethane, (methylthio)- 1.089 -0.002
CH3Cl Methyl chloride 1.090 -0.002
C3H4N2 1H-Pyrazole 1.083 -0.002
C6H5OH phenol 1.084 -0.002
C3H8O2 Propylene glycol 1.095 -0.002
C4H10O Propane, 2-methoxy- 1.095 -0.002
C4H6O Furan, 2,5-dihydro- 1.100 -0.002
CH3NC methyl isocyanide 1.094 -0.002
CH2CHOH ethenol 1.079 -0.002
C4H6 Cyclobutene 1.083 -0.002
C3H3N acrylonitrile 1.086 -0.001
C10H8 Azulene 1.080 -0.001
C10H8 Azulene 1.084 -0.001
C6H6 Benzene 1.084 -0.001
CH2NOH formaldoxime 1.086 -0.001
CH3CHSHCH3 2-Propanethiol 1.091 -0.001
CHOCHCHCH3 2-Butenal 1.084 -0.001
C4H4N2 Succinonitrile 1.092 -0.001
C2H5CN ethyl cyanide 1.087 -0.001
C3H4N2 1H-Pyrazole 1.082 -0.001
CH3CHO Acetaldehyde 1.086 -0.001
GeH3CH3 methyl germane 1.083 -0.001
CH3 Methyl radical 1.079 -0.001
C5H6 1-Buten-3-yne, 2-methyl- 1.065 -0.001
C3H7SH 1-Propanethiol 1.090 -0.001
C2H2ClF 1-chloro-1-fluoroethylene 1.082 -0.001
C3H4 cyclopropene 1.088 -0.001
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 -0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.087 -0.001
C6H5OH phenol 1.082 -0.001
C2H4F2 1,2-difluoroethane 1.099 -0.000
CH2CHCHO Acrolein 1.084 -0.000
C6H5CH3 toluene 1.083 -0.000
HOCH2COOH Hydroxyacetic acid 1.097 -0.000
C2H3 vinyl 1.085 -0.000
C6H6 Benzvalene 1.078 -0.000
C4H4S Thiophene 1.079 -0.000
CH3CH2O Ethoxy radical 1.086 0.000
C2H5N Aziridine 1.084 0.000
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 0.000
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 0.000
CH(CN)3 tricyanomethane 1.100 0.000
C2H4S Thiirane 1.083 0.000
CHOCHCHCH3 2-Butenal 1.086 0.000
CH3NH2 methyl amine 1.093 0.000
C6H5CN phenyl cyanide 1.082 0.000
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.000
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.001
CH3ONO Methyl nitrite 1.090 0.001
C5H10 2-Pentene, (E)- 1.082 0.001
CH3CH2O Ethoxy radical 1.085 0.001
C3H6O 2-Propen-1-ol 1.096 0.001
C6H5Cl chlorobenzene 1.082 0.001
C2H5N Aziridine 1.083 0.001
CH3COF Acetyl fluoride 1.084 0.001
C6H6 Benzvalene 1.082 0.001
C4H10O Propane, 2-methoxy- 1.095 0.001
C6H6 Fulvene 1.080 0.001
C6H6 Benzvalene 1.078 0.001
CH2CHCHO Acrolein 1.081 0.001
C6H5CH3 toluene 1.081 0.001
CH3CHClCH3 Propane, 2-chloro- 1.091 0.001
C6H5Cl chlorobenzene 1.081 0.001
C6H5CH3 toluene 1.081 0.002
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.002
CH2NCH3 N-methylmethanimine 1.089 0.002
CH2FCH2CH3 1-Fluoropropane 1.084 0.002
C6H6 Fulvene 1.078 0.002
CH3NO2 Methane, nitro- 1.088 0.002
C2H3Br vinyl bromide 1.080 0.002
C10H8 Azulene 1.081 0.002
C2H5Br Ethyl bromide 1.087 0.002
C2H2 Acetylene 1.063 0.002
C4H4Se selenophene 1.079 0.002
CH2NOH formaldoxime 1.085 0.002
C4H4N2 Pyrazine 1.083 0.003
C4H5N (E)-2-Butenenitrile 1.081 0.003
C6H5CN phenyl cyanide 1.080 0.003
H2CS Thioformaldehyde 1.087 0.003
CH3OCHO methyl formate 1.101 0.003
CH2CHF Ethene, fluoro- 1.077 0.003
C2H3Cl Ethene, chloro- 1.079 0.003
C3H4 cyclopropene 1.072 0.003
C2H5CN ethyl cyanide 1.088 0.003
C4H8O2 1,3-Dioxane 1.095 0.003
C2H3 vinyl 1.080 0.003
C6H5Cl chlorobenzene 1.079 0.003
C3H6O 2-Propen-1-ol 1.078 0.003
CH3CCH propyne 1.060 0.003
CH3NO3 Methyl nitrate 1.088 0.003
C2H6O2 1,2-Ethanediol 1.093 0.004
C2H4O Ethylene oxide 1.084 0.004
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.004
C6H5CN phenyl cyanide 1.080 0.004
C4H5N Pyrrole 1.076 0.004
CH2O2 Dioxirane 1.090 0.004
CH2FCH2CH3 1-Fluoropropane 1.095 0.004
C2H5F fluoroethane 1.095 0.004
CH3CH2Cl Ethyl chloride 1.086 0.004
CH2NN diazomethane 1.075 0.004
CH3CHS Thioacetaldehyde 1.089 0.004
C3H3NO Oxazole 1.075 0.004
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 0.004
C5H6 Cyclopropylacetylene 1.080 0.004
C4H9N Pyrrolidine 1.090 0.004
CH3Br methyl bromide 1.082 0.004
C10H8 Azulene 1.083 0.004
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.004
C2H3Br vinyl bromide 1.080 0.005
CH3NHCH3 Dimethylamine 1.084 0.005
C10H8 Azulene 1.081 0.005
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 0.005
C5H6S Thiophene, 3-methyl- 1.081 0.005
CH3OCHO methyl formate 1.086 0.005
CH3OC2H5 Ethane, methoxy- 1.086 0.005
CH3CHNOH Acetaldoxime 1.085 0.005
C2H4F2 1,2-difluoroethane 1.093 0.006
N(CH3)3 Trimethylamine 1.088 0.006
HCN Hydrogen cyanide 1.064 0.006
C4H4O Furan 1.076 0.006
HCCCN Cyanoacetylene 1.062 0.006
CHClCCl2 Trichloroethylene 1.080 0.006
C8H8 cyclooctatetraene 1.079 0.006
CH3OCH3 Dimethyl ether 1.085 0.006
HCOOH Formic acid 1.097 0.007
CH3OCl methyl hypochlorite 1.086 0.007
CH3CH2O Ethoxy radical 1.088 0.007
C6H10 1-Butyne, 3,3-dimethyl- 1.056 0.007
C6H5OH phenol 1.076 0.007
C4H4N2 1,3-Diazine 1.082 0.008
C4H2 Diacetylene 1.058 0.008
CH2NH Methanimine 1.081 0.008
CH2Cl2 Methylene chloride 1.085 0.008
C3H6O Propylene oxide 1.082 0.008
C4H4N2 1,3-Diazine 1.079 0.009
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 0.009
C5H6 Cyclopropylacetylene 1.055 0.009
C3H7N Cyclopropylamine 1.080 0.009
CH3CHFCH3 2-Fluoropropane 1.092 0.009
C6H5CCH phenylacetylene 1.055 0.009
C3H3NO Oxazole 1.073 0.009
C4H4Se selenophene 1.070 0.009
HCCF Fluoroacetylene 1.053 0.009
CH3F Methyl fluoride 1.087 0.009
CH2BrF Methane, bromofluoro- 1.090 0.010
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 0.010
CH2CHF Ethene, fluoro- 1.082 0.010
HCCBr bromoacetylene 1.055 0.010
CH2FCl fluorochloromethane 1.090 0.011
C6H5Br bromobenzene 1.072 0.011
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.011
CH2Br2 dibromomethane 1.079 0.011
CH3CH2OH Ethanol 1.086 0.011
HCCCl Chloroacetylene 1.055 0.011
HCCl Chloromethylene 1.119 0.012
C3H3NO Oxazole 1.075 0.012
HFCO formyl fluoride 1.095 0.013
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.013
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.013
C3H5 Allyl radical 1.069 0.015
CHFClBr fluorochlorobromomethane 1.088 0.016
C4H4N2 Pyridazine 1.064 0.019
CH2I2 Diiodomethane 1.066 0.020
C2H Ethynyl radical 1.047 0.021
HCO Formyl radical 1.080 0.021
HCS+ Thioformyl cation 1.079 0.021
CHF2Cl difluorochloromethane 1.090 0.022
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.023
CH Methylidyne 1.120 0.023
C2H2+ acetylene cation 1.077 0.025
CH2F2 Methane, difluoro- 1.084 0.025
CHCl3 Chloroform 1.073 0.026
C5H10 2-Pentene, (Z)- 1.058 0.027
CHF3 Methane, trifluoro- 1.091 0.028
CH3SOCH3 Dimethyl sulfoxide 1.054 0.031
HCNO fulminic acid 1.027 0.038
C4H10O Methyl propyl ether 1.099 0.334
C3H3NO Isoxazole 1.075 0.363
C4H6 1-Methylcyclopropene 1.070 0.427
C4H6 1-Methylcyclopropene 1.098 0.663
C4H6 1-Methylcyclopropene 1.098 0.670
C4H6 1-Methylcyclopropene 1.087 0.720
C4H6 1-Methylcyclopropene 1.087 2.348
C4H6 1-Methylcyclopropene 1.085 3.118