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Compare Bonds

18 10 26 16 45

CCD/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 350
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-0.073
Most positive difference C4H6 1-Methylcyclopropene3.139

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H4O Cyclopropanone 1.086 -0.073
C4H6 Methylenecyclopropane 1.088 -0.052
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 -0.052
C2H6O2S Dimethyl sulfone 1.091 -0.051
C4H6 Methylenecyclopropane 1.090 -0.050
C3H8O2 1,3-Propanediol 1.140 -0.043
C6H6 Fulvene 1.130 -0.041
C4H10O Ethoxy ethane 1.100 -0.038
C5H8O Methyl cyclopropyl ketone 1.126 -0.033
CH3CONH2 Acetamide 1.124 -0.033
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.031
CHCl3 Chloroform 1.073 -0.027
C4H10O Ethoxy ethane 1.092 -0.026
C2H2O2 Ethanedial 1.132 -0.026
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.026
CHBr3 bromoform 1.110 -0.024
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 -0.022
C4H6O2 2,3-Butanedione 1.114 -0.022
C3H7NO dimethylformamide 1.112 -0.021
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.021
C4H10O Ethoxy ethane 1.090 -0.021
C2H3CCH 1-Buten-3-yne 1.090 -0.021
HCONHCH3 N-methylformamide 1.114 -0.020
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.020
C7H16 heptane 1.121 -0.020
CH3CCCH3 2-Butyne 1.116 -0.020
C4H5N Cyclopropanecarbonitrile 1.107 -0.020
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.019
C2H3CCH 1-Buten-3-yne 1.106 -0.019
C3H6S3 1,3,5-Trithiane 1.114 -0.018
Si(CH3)4 tetramethylsilane 1.115 -0.017
C2HF3 Trifluoroethylene 1.100 -0.017
CH3CH2CH2CH3 Butane 1.117 -0.017
CH3OCl methyl hypochlorite 1.111 -0.017
C5H6 Propellane 1.106 -0.017
C5H10 Cyclopentane 1.114 -0.017
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.017
C5H8 Spiropentane 1.105 -0.016
C5H12 Propane, 2,2-dimethyl- 1.114 -0.016
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.016
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.016
CH2NN diazomethane 1.075 -0.015
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.015
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.015
C7H12 Norbornane 1.113 -0.015
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.015
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.015
C4H8O2 Ethyl acetate 1.105 -0.014
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.013
N(CH3)3 Trimethylamine 1.109 -0.013
C3H2N2 Malononitrile 1.109 -0.013
CH3COCl Acetyl Chloride 1.105 -0.012
CH3COOH Acetic acid 1.100 -0.011
CH3SH Methanethiol 1.104 -0.011
CH3COCH3 Acetone 1.103 -0.010
C5H8 1,4-Pentadiene 1.110 -0.010
CH2CHOH ethenol 1.097 -0.010
CH3CN Acetonitrile 1.104 -0.010
CH3CH2NH2 Ethylamine 1.107 -0.010
C2H8N2 Ethylenediamine 1.109 -0.010
CH3CH2CHO Propanal 1.103 -0.010
C5H8 Ethenylcyclopropane 1.099 -0.009
CH3O Methoxy radical 1.112 -0.009
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.009
C3H8O2 Methane, dimethoxy- 1.108 -0.009
C6H5NO2 Nitrobenzene 1.093 -0.008
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.008
C12H8 biphenylene 1.096 -0.008
CH3ONO Methyl nitrite 1.102 -0.007
CH3CH(CH3)CH3 Isobutane 1.108 -0.007
C5H11N Piperidine 1.105 -0.007
CH3NO3 Methyl nitrate 1.095 -0.007
C4H6O Cyclobutanone 1.100 -0.007
CH3CH2CHO Propanal 1.115 -0.006
CH3CHNOH Acetaldoxime 1.100 -0.006
C3H6S Thietane 1.100 -0.006
H2CO Formaldehyde 1.111 -0.005
C5H8 Cyclobutane, methylene- 1.101 -0.004
CH2NH Methanimine 1.103 -0.004
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.004
HCCl Chloromethylene 1.119 -0.004
C2H3Cl Ethene, chloro- 1.090 -0.004
CH3CH2CHO Propanal 1.105 -0.004
CH2CS Thioketene 1.090 -0.004
C8H8 cubane 1.097 -0.004
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.004
C4H8O2 1,3-Dioxane 1.095 -0.003
C2H4F2 1,2-difluoroethane 1.099 -0.003
CH2 Methylene 1.085 -0.003
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.003
CH2N2 diazirine 1.090 -0.003
C6H5CH2CH3 Ethylbenzene 1.094 -0.003
CH2CHF Ethene, fluoro- 1.087 -0.003
CH3CH2OH Ethanol 1.098 -0.003
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.002
CH3OH Methyl alcohol 1.096 -0.002
CH2CHCHO Acrolein 1.113 -0.002
C3H6O 2-Propen-1-ol 1.091 -0.002
C6H5CH3 toluene 1.100 -0.002
CH3SSCH3 Disulfide, dimethyl 1.097 -0.002
C3H6O 2-Propen-1-ol 1.092 -0.002
CH3CHO Acetaldehyde 1.114 -0.001
CH2PH Phosphaethene 1.090 -0.001
CH3CH(CH3)CH3 Isobutane 1.100 -0.001
C2H3Br vinyl bromide 1.088 -0.001
CH2PH Phosphaethene 1.090 -0.001
CH3NHCH3 Dimethylamine 1.098 -0.001
CH2NOH formaldoxime 1.086 -0.000
CH2CO Ketene 1.083 -0.000
CH2BrF Methane, bromofluoro- 1.090 -0.000
CHF3 Methane, trifluoro- 1.091 -0.000
CH3CCH propyne 1.096 -0.000
CH3CH2CHO Propanal 1.096 -0.000
CH3SeCH3 dimethylselenide 1.093 -0.000
C6H12 Cyclohexane 1.101 -0.000
CH3NC methyl isocyanide 1.094 -0.000
CH3SCH2CH3 Ethane, (methylthio)- 1.097 -0.000
CHF2Cl difluorochloromethane 1.090 -0.000
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.000
CH3PH2 Methyl phosphine 1.094 0.000
CHFClBr fluorochlorobromomethane 1.088 0.000
CH3NO nitrosomethane 1.094 0.000
CH3NO3 Methyl nitrate 1.088 0.000
CH3ONO Methyl nitrite 1.090 0.000
C3H4N2 1H-Pyrazole 1.082 0.000
HFCO formyl fluoride 1.095 0.000
C3H8O2 Propylene glycol 1.095 0.000
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 0.000
CH3OCHO methyl formate 1.101 0.000
C3H4N2 1H-Pyrazole 1.083 0.000
CH(CN)3 tricyanomethane 1.100 0.000
CH2CHCHO Acrolein 1.089 0.000
CH3SiH3 methyl silane 1.096 0.001
CH3CHS Thioacetaldehyde 1.098 0.001
C4H5N (E)-2-Butenenitrile 1.090 0.001
CH2CCH2 allene 1.087 0.001
C6H10 cyclohexene 1.090 0.001
CH3Cl Methyl chloride 1.090 0.001
C4H6O Furan, 2,5-dihydro- 1.100 0.001
C3H6O 2-Propen-1-ol 1.102 0.001
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 0.001
H2NCH2COOH Glycine 1.096 0.001
CH2CHCH2CH3 1-Butene 1.095 0.001
C3H4N2 1H-Pyrazole 1.080 0.002
C4H6S Thiophene, 2,5-dihydro- 1.095 0.002
C2H4 Ethylene 1.086 0.002
C3H3N acrylonitrile 1.086 0.002
C5H8 Cyclopentene 1.095 0.002
C6H10 cyclohexene 1.100 0.002
CH3CHFCH3 2-Fluoropropane 1.093 0.002
CH3CHFCH3 2-Fluoropropane 1.094 0.002
C3H7SH 1-Propanethiol 1.094 0.002
CH2FCl fluorochloromethane 1.090 0.002
C6H8 1,4-Cyclohexadiene 1.100 0.002
C2H2ClF 1-chloro-1-fluoroethylene 1.082 0.002
CH2CHOH ethenol 1.086 0.002
HOCH2COOH Hydroxyacetic acid 1.097 0.002
CHOCHCHCH3 2-Butenal 1.108 0.003
CH2O2 Dioxirane 1.090 0.003
C3H8 Propane 1.096 0.003
C5H8 Bicyclo[2.1.0]pentane 1.095 0.003
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 0.003
C5H8 Bicyclo[2.1.0]pentane 1.085 0.003
CH3SCH3 Dimethyl sulfide 1.091 0.003
CH3CHS Thioacetaldehyde 1.090 0.003
HCOOH Formic acid 1.097 0.003
CH3CHClCH3 Propane, 2-chloro- 1.091 0.003
C5H4O2 4-Cyclopentene-1,3-dione 1.093 0.003
C5H8 Cyclopentene 1.085 0.003
C2H3 vinyl 1.080 0.003
C4H8 cyclobutane 1.093 0.003
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 0.003
C2H5F fluoroethane 1.095 0.003
C4H6 Cyclobutene 1.094 0.003
CH3SCH2CH3 Ethane, (methylthio)- 1.092 0.004
C3H4O Methylketene 1.083 0.004
C3H8 Propane 1.094 0.004
CH2CHCH2CH3 1-Butene 1.090 0.004
CH2Cl2 Methylene chloride 1.085 0.004
CH3NO nitrosomethane 1.092 0.004
CH3 Methyl radical 1.079 0.004
CHClCCl2 Trichloroethylene 1.080 0.004
C5H6 1-Buten-3-yne, 2-methyl- 1.065 0.004
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 0.004
CH3OCH3 Dimethyl ether 1.099 0.004
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 0.004
C3H6 Cyclopropane 1.083 0.004
CH2CHF Ethene, fluoro- 1.082 0.004
C4H6S Thiophene, 2,5-dihydro- 1.085 0.004
C2H5N Aziridine 1.083 0.004
CH2CHCHO Acrolein 1.084 0.005
CH3SeH Methane selenol 1.088 0.005
C2H4F2 1,2-difluoroethane 1.093 0.005
C2H5Br Ethyl bromide 1.087 0.005
C4H8 cyclobutane 1.091 0.005
C2H4S Thiirane 1.083 0.005
CH3OCHO methyl formate 1.086 0.005
C4H6 Cyclobutene 1.083 0.005
CH3SCH2CH3 Ethane, (methylthio)- 1.090 0.005
C5H8O Cyclopentanone 1.095 0.005
C5H6 1-Buten-3-yne, 2-methyl- 1.090 0.005
CHOCHCHCH3 2-Butenal 1.090 0.005
CH2NOH formaldoxime 1.085 0.005
CH2CHOH ethenol 1.079 0.005
C5H10 2-Pentene, (Z)- 1.092 0.005
C2H5N Aziridine 1.084 0.005
C2H5Br Ethyl bromide 1.093 0.005
C6H5F Fluorobenzene 1.083 0.005
C4H4S Thiophene 1.079 0.005
C2H6 Ethane 1.091 0.005
H2CCCCH2 Butatriene 1.083 0.005
CH3CH(CH3)CH3 Isobutane 1.092 0.005
C3H6O Propylene oxide 1.090 0.005
C2H2 Acetylene 1.063 0.005
C4H5N (E)-2-Butenenitrile 1.090 0.005
CH3CH2Cl Ethyl chloride 1.089 0.005
C6H12 Cyclohexane 1.093 0.005
C2H5F fluoroethane 1.090 0.005
CH3NO2 Methane, nitro- 1.088 0.006
C2H5F fluoroethane 1.091 0.006
C3H7SH 1-Propanethiol 1.090 0.006
CHOCHCHCH3 2-Butenal 1.084 0.006
H2CS Thioformaldehyde 1.087 0.006
C3H6O 2-Propen-1-ol 1.096 0.006
C3H4 cyclopropene 1.088 0.006
C4H4N2 Pyrazine 1.083 0.006
CH2CHCHO Acrolein 1.081 0.006
C2H3Br vinyl bromide 1.080 0.006
C2H4O Ethylene oxide 1.084 0.006
CH3CHClCH3 Propane, 2-chloro- 1.092 0.006
C6H5CN phenyl cyanide 1.082 0.006
C6H5OH phenol 1.082 0.006
C10H8 Azulene 1.084 0.006
C6H6 Benzvalene 1.082 0.006
C6H5F Fluorobenzene 1.081 0.006
C6H5CH3 toluene 1.083 0.006
CH3SCH2CH3 Ethane, (methylthio)- 1.089 0.006
C6H5NH2 aniline 1.084 0.006
C3H7SH 1-Propanethiol 1.092 0.006
CH3CHS Thioacetaldehyde 1.089 0.006
C4H4O Furan 1.076 0.006
C10H8 Azulene 1.080 0.006
C6H6 Benzvalene 1.078 0.006
CH3CH2SH ethanethiol 1.091 0.006
C4H5N Pyrrole 1.076 0.006
CH4 Methane 1.087 0.006
C6H5Cl chlorobenzene 1.082 0.006
C3H3NO Oxazole 1.073 0.006
C3H3NO Oxazole 1.075 0.006
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.006
C3H3NO Oxazole 1.075 0.007
C6H5OH phenol 1.084 0.007
CH3CH2Cl Ethyl chloride 1.086 0.007
CH3CHFCH3 2-Fluoropropane 1.092 0.007
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 0.007
C10H8 Azulene 1.081 0.007
CH3COF Acetyl fluoride 1.084 0.007
C2H2+ acetylene cation 1.077 0.007
CH3CHSHCH3 2-Propanethiol 1.091 0.007
C6H6 Benzvalene 1.078 0.007
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.007
C6H6 Fulvene 1.080 0.007
C10H16 adamantane 1.093 0.007
C6H5Cl chlorobenzene 1.081 0.007
CH3CH2Cl Ethyl chloride 1.090 0.007
C2H6O2 1,2-Ethanediol 1.093 0.007
HCS+ Thioformyl cation 1.079 0.007
CH3Br methyl bromide 1.082 0.007
CH3CHO Acetaldehyde 1.086 0.007
C6H5CN phenyl cyanide 1.080 0.007
HCN Hydrogen cyanide 1.064 0.007
CHOCHCHCH3 2-Butenal 1.086 0.008
SiH2(CH3)2 dimethylsilane 1.089 0.008
C6H10O cyclohexanone 1.088 0.008
C6H5CH3 toluene 1.081 0.008
CH3S thiomethoxy 1.090 0.008
C2H3Cl Ethene, chloro- 1.079 0.008
HCCCN Cyanoacetylene 1.062 0.008
CH3F Methyl fluoride 1.087 0.008
C4H5N (E)-2-Butenenitrile 1.081 0.008
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.008
C6H5F Fluorobenzene 1.080 0.008
C3H8 Propane 1.089 0.008
C3H4 cyclopropene 1.072 0.008
C6H5Cl chlorobenzene 1.079 0.008
C4H4Se selenophene 1.079 0.008
CH2CHF Ethene, fluoro- 1.077 0.008
C2H3Br vinyl bromide 1.080 0.008
CH3CHFCH3 2-Fluoropropane 1.088 0.008
C2H5CN ethyl cyanide 1.087 0.008
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.008
C6H6 Fulvene 1.078 0.008
CH3NHCH3 Dimethylamine 1.098 0.009
CH3CH2OH Ethanol 1.088 0.009
C2H3 vinyl 1.085 0.009
C6H5CN phenyl cyanide 1.080 0.009
C5H10 2-Pentene, (E)- 1.082 0.009
C5H6 Cyclopropylacetylene 1.080 0.009
C2H5CN ethyl cyanide 1.088 0.009
CH3OCH3 Dimethyl ether 1.085 0.009
C6H5CH3 toluene 1.081 0.009
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.009
CH3CCH propyne 1.060 0.009
C3H6O 2-Propen-1-ol 1.078 0.009
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.009
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.009
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.009
C10H8 Azulene 1.081 0.010
C10H8 Azulene 1.083 0.010
HCP Phosphaethyne 1.067 0.010
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.010
CH3OCl methyl hypochlorite 1.086 0.010
CH2Br2 dibromomethane 1.079 0.010
CH Methylidyne 1.120 0.010
CH3CH2O Ethoxy radical 1.085 0.010
CH3CHNOH Acetaldoxime 1.085 0.010
CH3NH2 methyl amine 1.093 0.011
C4H2 Diacetylene 1.058 0.011
CH3CH2O Ethoxy radical 1.086 0.011
C3H6O Propylene oxide 1.082 0.011
CH2F2 Methane, difluoro- 1.084 0.012
CH3NHCH3 Dimethylamine 1.084 0.012
CH2NH Methanimine 1.081 0.012
GeH3CH3 methyl germane 1.083 0.012
C3H4O Methylketene 1.083 0.012
C6H5OH phenol 1.076 0.013
HCCBr bromoacetylene 1.055 0.013
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.013
HCCF Fluoroacetylene 1.053 0.013
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.013
HCCCl Chloroacetylene 1.055 0.013
C5H6 Cyclopropylacetylene 1.055 0.014
C4H4Se selenophene 1.070 0.014
C6H5CCH phenylacetylene 1.055 0.014
C6H5Br bromobenzene 1.072 0.015
CH2NCH3 N-methylmethanimine 1.089 0.015
CH3CH2O Ethoxy radical 1.088 0.015
C3H7N Cyclopropylamine 1.080 0.016
C4H9N Pyrrolidine 1.090 0.016
CH3CH2OH Ethanol 1.086 0.017
N(CH3)3 Trimethylamine 1.088 0.020
C2H Ethynyl radical 1.047 0.021
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.022
C3H5 Allyl radical 1.069 0.022
C5H10 2-Pentene, (Z)- 1.058 0.035
HCNO fulminic acid 1.027 0.039
HCO Formyl radical 1.080 0.046
C4H10O Methyl propyl ether 1.099 0.315
C4H10O Propane, 2-methoxy- 1.095 0.322
C3H3NO Isoxazole 1.075 0.353
C4H6 1-Methylcyclopropene 1.070 0.438
C4H6 1-Methylcyclopropene 1.098 0.670
C4H10O Propane, 2-methoxy- 1.095 0.674
C4H6 1-Methylcyclopropene 1.098 0.684
C4H6 1-Methylcyclopropene 1.087 0.740
C4H10O Ethanol, 1,1-dimethyl- 1.117 1.307
C4H10O Propane, 2-methoxy- 1.090 1.450
C4H6 1-Methylcyclopropene 1.087 2.342
C4H6 1-Methylcyclopropene 1.085 3.139