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Compare Bonds

18 10 26 16 45

B1B95/6-31+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
-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-Methylcyclopropene3.125

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 -0.040
C5H8O Methyl cyclopropyl ketone 1.126 -0.038
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.034
CH3CONH2 Acetamide 1.124 -0.033
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.028
C2H2O2 Ethanedial 1.132 -0.027
CHBr3 bromoform 1.110 -0.027
C4H6O2 2,3-Butanedione 1.114 -0.027
HCONHCH3 N-methylformamide 1.114 -0.025
C6H14 Hexane 1.118 -0.025
C2H6N2O2 Dimethylnitroamine 1.121 -0.025
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.025
C2H3CCH 1-Buten-3-yne 1.090 -0.024
C7H16 heptane 1.121 -0.023
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.023
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.023
C3H7NO dimethylformamide 1.112 -0.023
C4H5N Cyclopropanecarbonitrile 1.107 -0.023
CH3CCCH3 2-Butyne 1.116 -0.022
C2H3CCH 1-Buten-3-yne 1.106 -0.022
C5H12O Butane, 1-methoxy- 1.115 -0.022
C5H6 Propellane 1.106 -0.021
C2HF3 Trifluoroethylene 1.100 -0.021
CH3CH2CH2CH3 Butane 1.117 -0.021
Si(CH3)4 tetramethylsilane 1.115 -0.021
C6H12 (E)-3-methylpent-2-ene 1.116 -0.020
C5H10 Cyclopentane 1.114 -0.020
C3H6S3 1,3,5-Trithiane 1.114 -0.020
C5H12 Pentane 1.118 -0.020
CH3OCl methyl hypochlorite 1.111 -0.020
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.019
C5H8 Spiropentane 1.105 -0.019
C5H12 Propane, 2,2-dimethyl- 1.114 -0.019
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.019
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.019
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.019
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.018
C4H8O2 Ethyl acetate 1.105 -0.018
C7H12 Norbornane 1.113 -0.018
C5H10O 2-Butanone, 3-methyl- 1.113 -0.018
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.018
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.017
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.017
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.017
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.016
N(CH3)3 Trimethylamine 1.109 -0.016
CH3COCl Acetyl Chloride 1.105 -0.016
CH2CHOCHCH2 Vinyl ether 1.103 -0.015
CH3COCH3 Acetone 1.103 -0.015
CH3SH Methanethiol 1.104 -0.015
C3H2N2 Malononitrile 1.109 -0.014
C5H8 Ethenylcyclopropane 1.099 -0.014
CH3CN Acetonitrile 1.104 -0.014
C5H8 1,4-Pentadiene 1.110 -0.013
CH3COOH Acetic acid 1.100 -0.013
C12H8 biphenylene 1.096 -0.013
CH2CHOH ethenol 1.097 -0.013
C2H8N2 Ethylenediamine 1.109 -0.012
CH3CH2CHO Propanal 1.103 -0.012
CH3CH2NH2 Ethylamine 1.107 -0.012
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.012
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.012
CH2Cl chloromethyl radical 1.090 -0.012
C6H5NO2 Nitrobenzene 1.093 -0.011
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.011
C5H11N Piperidine 1.105 -0.010
CH3ONO Methyl nitrite 1.102 -0.010
CH3CH(CH3)CH3 Isobutane 1.108 -0.010
CH3CHNOH Acetaldoxime 1.100 -0.010
C4H6O Cyclobutanone 1.100 -0.009
C5H8 Cyclobutane, methylene- 1.101 -0.008
C8H8 cubane 1.097 -0.008
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.008
C3H6S Thietane 1.100 -0.008
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.007
C6H5CH2CH3 Ethylbenzene 1.094 -0.007
CH2N2 diazirine 1.090 -0.007
CH3CH2CHO Propanal 1.105 -0.007
C4H8O2 1,3-Dioxane 1.095 -0.007
C2H3Cl Ethene, chloro- 1.090 -0.007
CH3OH Methyl alcohol 1.096 -0.007
CH3CH2OH Ethanol 1.098 -0.007
CH2NH Methanimine 1.103 -0.007
CH2CS Thioketene 1.090 -0.006
C5H6S Thiophene, 3-methyl- 1.090 -0.006
HCCl Chloromethylene 1.119 -0.006
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.006
CH2CHF Ethene, fluoro- 1.087 -0.006
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.006
C2H4F2 1,2-difluoroethane 1.099 -0.006
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.005
H2CO Formaldehyde 1.111 -0.005
C3H6O 2-Propen-1-ol 1.091 -0.005
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.005
CH3CH2CHO Propanal 1.096 -0.005
C3H6O 2-Propen-1-ol 1.092 -0.005
C6H5CH3 toluene 1.100 -0.005
CH3CH2CHO Propanal 1.115 -0.005
CH3NO3 Methyl nitrate 1.095 -0.005
CH2PH Phosphaethene 1.090 -0.004
CH3CH(CH3)CH3 Isobutane 1.100 -0.004
C2H3Br vinyl bromide 1.088 -0.004
CH3SSCH3 Disulfide, dimethyl 1.097 -0.004
CH3CHO Acetaldehyde 1.114 -0.004
CH2 Methylene 1.085 -0.004
C4H4N2 1,3-Diazine 1.087 -0.004
CH2NOH formaldoxime 1.086 -0.004
CH3NHCH3 Dimethylamine 1.098 -0.004
CH3PH2 Methyl phosphine 1.094 -0.004
CH3SeCH3 dimethylselenide 1.093 -0.003
C4H6 Methylenecyclopropane 1.090 -0.003
CH3OCHO methyl formate 1.101 -0.003
CH2CHCHO Acrolein 1.113 -0.003
CH2PH Phosphaethene 1.090 -0.003
CH2BrF Methane, bromofluoro- 1.090 -0.003
CH3CCH propyne 1.096 -0.003
C3H4N2 1H-Pyrazole 1.082 -0.003
CH3NO nitrosomethane 1.094 -0.003
CH2CHCH2CH3 1-Butene 1.095 -0.003
CH3ONO Methyl nitrite 1.090 -0.003
CH3SiH3 methyl silane 1.096 -0.003
C3H4N2 1H-Pyrazole 1.083 -0.003
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 -0.003
C6H12 Cyclohexane 1.101 -0.003
CH3Cl Methyl chloride 1.090 -0.003
CH3NC methyl isocyanide 1.094 -0.003
CH2CO Ketene 1.083 -0.003
CH2CHCHO Acrolein 1.089 -0.003
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.097 -0.003
C3H6O 2-Propen-1-ol 1.102 -0.003
C4H5N (E)-2-Butenenitrile 1.090 -0.002
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.002
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.002
C4H6 Methylenecyclopropane 1.088 -0.002
CH3CHFCH3 2-Fluoropropane 1.093 -0.002
CH2CCH2 allene 1.087 -0.002
C6H10 cyclohexene 1.090 -0.002
CHFClBr fluorochlorobromomethane 1.088 -0.002
CH3CHFCH3 2-Fluoropropane 1.094 -0.002
CH3SOCH3 Dimethyl sulfoxide 1.093 -0.002
C3H8O2 Propylene glycol 1.095 -0.002
C3H4N2 1H-Pyrazole 1.080 -0.002
CHF3 Methane, trifluoro- 1.091 -0.002
CH(CN)3 tricyanomethane 1.100 -0.001
C2H4 Ethylene 1.086 -0.001
CH3CHS Thioacetaldehyde 1.098 -0.001
C3H7SH 1-Propanethiol 1.094 -0.001
H2NCH2COOH Glycine 1.096 -0.001
C2H5F fluoroethane 1.095 -0.001
C3H8 Propane 1.096 -0.001
CH2FCl fluorochloromethane 1.090 -0.001
C2H2ClF 1-chloro-1-fluoroethylene 1.082 -0.001
CH3SCH3 Dimethyl sulfide 1.091 -0.001
C5H8 Cyclopentene 1.095 -0.001
HCOOH Formic acid 1.097 -0.001
C4H6O Furan, 2,5-dihydro- 1.100 -0.001
C5H8 Bicyclo[2.1.0]pentane 1.085 -0.001
C4H6S Thiophene, 2,5-dihydro- 1.095 -0.001
CH3OC2H5 Ethane, methoxy- 1.092 -0.001
C2H6O2S Dimethyl sulfone 1.091 -0.001
C6H10 cyclohexene 1.100 -0.001
C3H3N acrylonitrile 1.086 -0.001
HOCH2COOH Hydroxyacetic acid 1.097 -0.001
CHF2Cl difluorochloromethane 1.090 -0.001
CH3CHS Thioacetaldehyde 1.090 -0.001
C4H10O Propane, 2-methoxy- 1.095 -0.001
CH2CHCH2CH3 1-Butene 1.090 -0.000
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 -0.000
C6H8 1,4-Cyclohexadiene 1.100 -0.000
C3H8 Propane 1.094 -0.000
CH2CHOH ethenol 1.086 -0.000
CH3CHClCH3 Propane, 2-chloro- 1.091 -0.000
HFCO formyl fluoride 1.095 -0.000
CH2O2 Dioxirane 1.090 -0.000
CH3OCH3 Dimethyl ether 1.099 -0.000
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.000
CH3OC2H5 Ethane, methoxy- 1.099 -0.000
C5H8 Cyclopentene 1.085 0.000
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 0.000
C6H6 Benzene 1.084 0.000
C5H4O2 4-Cyclopentene-1,3-dione 1.093 0.000
C3H6 Cyclopropane 1.083 0.000
C4H8 cyclobutane 1.093 0.000
CH2Cl2 Methylene chloride 1.085 0.000
C3H4O Cyclopropanone 1.086 0.000
C4H6 Cyclobutene 1.094 0.000
CH3NO3 Methyl nitrate 1.088 0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.092 0.001
C5H6 1-Buten-3-yne, 2-methyl- 1.065 0.001
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 0.001
C4H4O Furan 1.076 0.001
CH3NO nitrosomethane 1.092 0.001
C4H6S Thiophene, 2,5-dihydro- 1.085 0.001
C4H10O Ethoxy ethane 1.092 0.001
C4H4N2 Succinonitrile 1.092 0.001
CH2CHCHO Acrolein 1.084 0.001
CH3OC2H5 Ethane, methoxy- 1.100 0.001
C10H8 Azulene 1.084 0.001
CH3NO2 Methane, nitro- 1.088 0.001
C5H6 1-Buten-3-yne, 2-methyl- 1.090 0.001
CHOCHCHCH3 2-Butenal 1.090 0.001
CH2CHF Ethene, fluoro- 1.082 0.001
C4H4S Thiophene 1.079 0.001
CHClCCl2 Trichloroethylene 1.080 0.001
C4H5N (E)-2-Butenenitrile 1.090 0.001
CH3 Methyl radical 1.079 0.001
CH3OCHO methyl formate 1.086 0.001
C3H6O 2-Propen-1-ol 1.096 0.001
C6H6 Benzvalene 1.082 0.001
C2H6 Ethane 1.091 0.001
C5H8O Cyclopentanone 1.095 0.001
CH3CHClCH3 Propane, 2-chloro- 1.092 0.002
C10H8 Azulene 1.080 0.002
C6H5F Fluorobenzene 1.083 0.002
C4H10O Ethoxy ethane 1.100 0.002
C4H8 cyclobutane 1.091 0.002
C3H4O Methylketene 1.083 0.002
C2H3 vinyl 1.080 0.002
C10H8 Azulene 1.081 0.002
C6H12 Cyclohexane 1.093 0.002
C2H5F fluoroethane 1.090 0.002
C2H5Br Ethyl bromide 1.087 0.002
C2H4F2 1,2-difluoroethane 1.093 0.002
CH3CH(CH3)CH3 Isobutane 1.092 0.002
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 0.002
C6H5OH phenol 1.082 0.002
C3H6O Propylene oxide 1.090 0.002
C2H5Br Ethyl bromide 1.093 0.002
CH3SeH Methane selenol 1.088 0.002
C4H10O Ethoxy ethane 1.090 0.002
C5H10 2-Pentene, (Z)- 1.092 0.002
C2H5N Aziridine 1.083 0.002
CH3CH2Cl Ethyl chloride 1.089 0.002
C6H5CN phenyl cyanide 1.082 0.002
C3H3NO Oxazole 1.073 0.002
C2H4S Thiirane 1.083 0.002
C3H3NO Oxazole 1.075 0.002
C2H2 Acetylene 1.063 0.002
C3H3NO Oxazole 1.075 0.002
C4H6 Cyclobutene 1.083 0.002
CH2CHCHO Acrolein 1.081 0.002
C6H5CH3 toluene 1.083 0.002
C6H5NH2 aniline 1.084 0.002
C6H5F Fluorobenzene 1.081 0.002
CH4 Methane 1.087 0.002
C2H3Br vinyl bromide 1.080 0.002
C4H10O Propane, 2-methoxy- 1.095 0.002
C6H6 Benzvalene 1.078 0.002
CH2CHOH ethenol 1.079 0.003
C2H5F fluoroethane 1.091 0.003
C2H4O Ethylene oxide 1.084 0.003
C3H7SH 1-Propanethiol 1.090 0.003
C6H6 Benzvalene 1.078 0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.090 0.003
CH3CH2SH ethanethiol 1.091 0.003
C4H5N Pyrrole 1.076 0.003
C6H5Cl chlorobenzene 1.082 0.003
CH3CHO Acetaldehyde 1.086 0.003
C2H5N Aziridine 1.084 0.003
CH3CHFCH3 2-Fluoropropane 1.092 0.003
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 0.003
CHOCHCHCH3 2-Butenal 1.084 0.003
C6H5OH phenol 1.084 0.003
C3H4 cyclopropene 1.088 0.003
C3H7SH 1-Propanethiol 1.092 0.003
CH3OC2H5 Ethane, methoxy- 1.089 0.003
H2CCCCH2 Butatriene 1.083 0.003
C4H4N2 Pyrazine 1.083 0.003
C4H10O Propane, 2-methoxy- 1.090 0.003
C10H16 adamantane 1.093 0.003
CH3COF Acetyl fluoride 1.084 0.003
C6H5Cl chlorobenzene 1.081 0.003
CH2NOH formaldoxime 1.085 0.003
C6H5CN phenyl cyanide 1.080 0.003
CH2NN diazomethane 1.075 0.003
C3H8 Propane 1.089 0.003
C6H10O cyclohexanone 1.088 0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.089 0.004
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.004
C4H4Se selenophene 1.079 0.004
CH3CH2Cl Ethyl chloride 1.086 0.004
CH3OC2H5 Ethane, methoxy- 1.086 0.004
CHOCHCHCH3 2-Butenal 1.108 0.004
C2H5CN ethyl cyanide 1.087 0.004
C6H5CH3 toluene 1.081 0.004
H2CS Thioformaldehyde 1.087 0.004
CH3CH2Cl Ethyl chloride 1.090 0.004
CH3F Methyl fluoride 1.087 0.004
CH3CH2OH Ethanol 1.088 0.004
C6H5F Fluorobenzene 1.080 0.004
CH3CHSHCH3 2-Propanethiol 1.091 0.004
SiH2(CH3)2 dimethylsilane 1.089 0.004
CH3CHFCH3 2-Fluoropropane 1.088 0.004
C2H3Cl Ethene, chloro- 1.079 0.004
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.004
C4H4N2 1,3-Diazine 1.082 0.004
CH3Br methyl bromide 1.082 0.004
C6H5Cl chlorobenzene 1.079 0.004
C3H4 cyclopropene 1.072 0.005
CH3OCH3 Dimethyl ether 1.085 0.005
C2H3Br vinyl bromide 1.080 0.005
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.005
C10H8 Azulene 1.083 0.005
HCN Hydrogen cyanide 1.064 0.005
CH2CHF Ethene, fluoro- 1.077 0.005
C10H8 Azulene 1.081 0.005
C6H5CN phenyl cyanide 1.080 0.005
CHOCHCHCH3 2-Butenal 1.086 0.005
CH3CHS Thioacetaldehyde 1.089 0.005
CH2Br2 dibromomethane 1.079 0.005
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.005
C2H5CN ethyl cyanide 1.088 0.005
C6H5CH3 toluene 1.081 0.005
C4H5N (E)-2-Butenenitrile 1.081 0.005
CH3CCH propyne 1.060 0.005
C3H6O 2-Propen-1-ol 1.078 0.006
C5H6 Cyclopropylacetylene 1.080 0.006
C2H2+ acetylene cation 1.077 0.006
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.006
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.006
CH3CH2O Ethoxy radical 1.085 0.006
HCS+ Thioformyl cation 1.079 0.006
CH3NHCH3 Dimethylamine 1.098 0.006
CH3NH2 methyl amine 1.093 0.007
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.007
CH3CH2O Ethoxy radical 1.086 0.007
CH Methylidyne 1.120 0.007
CH3OCl methyl hypochlorite 1.086 0.007
CH2F2 Methane, difluoro- 1.084 0.007
C5H10 2-Pentene, (E)- 1.082 0.007
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.007
GeH3CH3 methyl germane 1.083 0.007
HCP Phosphaethyne 1.067 0.007
CH3CHNOH Acetaldoxime 1.085 0.008
C4H2 Diacetylene 1.058 0.008
C4H4N2 1,3-Diazine 1.079 0.008
C3H4O Methylketene 1.083 0.008
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 0.008
CH3NHCH3 Dimethylamine 1.084 0.008
C3H6O Propylene oxide 1.082 0.008
C2H3 vinyl 1.085 0.009
C6H5OH phenol 1.076 0.009
C4H4Se selenophene 1.070 0.009
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.009
HCCBr bromoacetylene 1.055 0.009
HCCCl Chloroacetylene 1.055 0.009
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.010
C6H10 1-Butyne, 3,3-dimethyl- 1.056 0.010
C8H8 cyclooctatetraene 1.079 0.010
CH2NH Methanimine 1.081 0.010
HCCF Fluoroacetylene 1.053 0.010
C5H6 Cyclopropylacetylene 1.055 0.010
C6H5CCH phenylacetylene 1.055 0.010
C5H6S Thiophene, 3-methyl- 1.081 0.011
C3H7N Cyclopropylamine 1.080 0.011
C6H5Br bromobenzene 1.072 0.011
CHCl3 Chloroform 1.073 0.011
CH2NCH3 N-methylmethanimine 1.089 0.012
CH3CH2OH Ethanol 1.086 0.012
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.012
CHONH2 formamide 1.090 0.014
C4H9N Pyrrolidine 1.090 0.015
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 0.017
C3H5 Allyl radical 1.069 0.019
N(CH3)3 Trimethylamine 1.088 0.019
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.019
CH3CH2O Ethoxy radical 1.088 0.020
C4H4N2 Pyridazine 1.064 0.020
C5H10 2-Pentene, (Z)- 1.058 0.032
CH3SOCH3 Dimethyl sulfoxide 1.054 0.035
HCO Formyl radical 1.080 0.042
C4H10O Methyl propyl ether 1.099 0.303
C3H3NO Isoxazole 1.075 0.342
C4H6 1-Methylcyclopropene 1.070 0.432
C4H6 1-Methylcyclopropene 1.098 0.659
C4H6 1-Methylcyclopropene 1.098 0.678
C4H6 1-Methylcyclopropene 1.087 0.739
C4H6 1-Methylcyclopropene 1.087 2.322
C4H6 1-Methylcyclopropene 1.085 3.125