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Compare Bonds

18 10 26 16 45

MP3/6-31+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-0.073
Most positive difference C4H6 1-Methylcyclopropene3.124

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H4O Cyclopropanone 1.086 -0.073
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 -0.054
C4H6 Methylenecyclopropane 1.088 -0.053
C4H6 Methylenecyclopropane 1.090 -0.051
C3H8O2 1,3-Propanediol 1.140 -0.050
C6H6 Fulvene 1.130 -0.049
C3H5Cl3 Propane, 1,2,3-trichloro- 1.131 -0.046
CH2CHOCHCH2 Vinyl ether 1.103 -0.042
C5H8O Methyl cyclopropyl ketone 1.126 -0.040
CH3CONH2 Acetamide 1.124 -0.040
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.038
C4H10O Ethoxy ethane 1.100 -0.038
C2H2O2 Ethanedial 1.132 -0.033
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.033
CHBr3 bromoform 1.110 -0.031
CHCl3 Chloroform 1.073 -0.030
C4H6O2 2,3-Butanedione 1.114 -0.030
C2H6N2O2 Dimethylnitroamine 1.121 -0.030
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.029
C3H7NO dimethylformamide 1.112 -0.029
C6H14 Hexane 1.118 -0.029
C2H3CCH 1-Buten-3-yne 1.090 -0.028
HCONHCH3 N-methylformamide 1.114 -0.028
C4H10O Ethoxy ethane 1.092 -0.028
CH3CCCH3 2-Butyne 1.116 -0.028
C4H5N Cyclopropanecarbonitrile 1.107 -0.027
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.027
C7H16 heptane 1.121 -0.027
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.027
C2H3CCH 1-Buten-3-yne 1.106 -0.027
C5H12O Butane, 1-methoxy- 1.115 -0.026
C6H12 (E)-3-methylpent-2-ene 1.116 -0.025
C2HF3 Trifluoroethylene 1.100 -0.025
Si(CH3)4 tetramethylsilane 1.115 -0.025
C5H6 Propellane 1.106 -0.025
CH3OCl methyl hypochlorite 1.111 -0.024
C3H6S3 1,3,5-Trithiane 1.114 -0.024
C5H10 Cyclopentane 1.114 -0.024
C5H12 Pentane 1.118 -0.024
CH3CH2CH2CH3 Butane 1.117 -0.024
C5H8 Spiropentane 1.105 -0.024
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.024
C5H12 Propane, 2,2-dimethyl- 1.114 -0.023
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.023
C4H10O Ethoxy ethane 1.090 -0.023
C5H10O 2-Butanone, 3-methyl- 1.113 -0.023
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.023
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.023
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 -0.023
C7H12 Norbornane 1.113 -0.022
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.022
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.022
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.022
N(CH3)3 Trimethylamine 1.109 -0.021
C4H8O2 Ethyl acetate 1.105 -0.021
CH3COCl Acetyl Chloride 1.105 -0.020
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.020
C3H2N2 Malononitrile 1.109 -0.020
CH2NN diazomethane 1.075 -0.020
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.020
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.019
CH3COOH Acetic acid 1.100 -0.019
CH3SH Methanethiol 1.104 -0.019
HCF Fluoromethylene 1.138 -0.018
CH3COCH3 Acetone 1.103 -0.018
CH3CN Acetonitrile 1.104 -0.018
C5H8 1,4-Pentadiene 1.110 -0.018
CH3CH2NH2 Ethylamine 1.107 -0.017
CH3O Methoxy radical 1.112 -0.017
C5H8 Ethenylcyclopropane 1.099 -0.017
C2H8N2 Ethylenediamine 1.109 -0.017
CH2Cl chloromethyl radical 1.090 -0.017
CH2CHOH ethenol 1.097 -0.016
C12H8 biphenylene 1.096 -0.015
C6H5NO2 Nitrobenzene 1.093 -0.015
CH3CH2CHO Propanal 1.103 -0.015
C5H11N Piperidine 1.105 -0.015
CH3ONO Methyl nitrite 1.102 -0.015
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.015
CH3CH(CH3)CH3 Isobutane 1.108 -0.014
H2CO Formaldehyde 1.111 -0.014
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.014
C3H8O2 Methane, dimethoxy- 1.108 -0.014
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.014
C4H6O Cyclobutanone 1.100 -0.014
C3H6S Thietane 1.100 -0.013
HCCl Chloromethylene 1.119 -0.013
CH3CH2CHO Propanal 1.115 -0.012
CH3SCH2CH3 Ethane, (methylthio)- 1.092 -0.012
C5H8 Cyclobutane, methylene- 1.101 -0.012
CH2NH Methanimine 1.103 -0.012
CH3NO3 Methyl nitrate 1.095 -0.012
C2H3Cl Ethene, chloro- 1.090 -0.012
C8H8 cubane 1.097 -0.012
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.011
C6H5CH2CH3 Ethylbenzene 1.094 -0.011
CH2CS Thioketene 1.090 -0.011
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.011
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.011
CH2N2 diazirine 1.090 -0.011
C2H4F2 1,2-difluoroethane 1.099 -0.011
CH3CH2CHO Propanal 1.105 -0.011
CH2CHF Ethene, fluoro- 1.087 -0.010
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.010
C5H6S Thiophene, 3-methyl- 1.090 -0.010
CH3CH2OH Ethanol 1.098 -0.010
CH2PH Phosphaethene 1.090 -0.010
CH2CHCHO Acrolein 1.113 -0.010
C4H8O2 1,3-Dioxane 1.095 -0.009
CH2PH Phosphaethene 1.090 -0.009
CH2 Methylene 1.085 -0.009
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.009
CH3SSCH3 Disulfide, dimethyl 1.097 -0.009
C6H5CH3 toluene 1.100 -0.009
C3H6O 2-Propen-1-ol 1.091 -0.009
C2H3Br vinyl bromide 1.088 -0.009
CH3CH(CH3)CH3 Isobutane 1.100 -0.009
C3H6O 2-Propen-1-ol 1.092 -0.009
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.009
CH3CHO Acetaldehyde 1.114 -0.009
C4H4N2 1,3-Diazine 1.087 -0.008
CH3NHCH3 Dimethylamine 1.098 -0.008
CH3CCH propyne 1.096 -0.008
C6H12 Cyclohexane 1.101 -0.008
CHF2Cl difluorochloromethane 1.090 -0.008
CH2NOH formaldoxime 1.086 -0.008
CH3PH2 Methyl phosphine 1.094 -0.008
CH3NC methyl isocyanide 1.094 -0.008
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.008
HFCO formyl fluoride 1.095 -0.008
CH3CH2CHO Propanal 1.096 -0.008
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.008
CH2CO Ketene 1.083 -0.007
CH2BrF Methane, bromofluoro- 1.090 -0.007
CH3SiH3 methyl silane 1.096 -0.007
C3H6O 2-Propen-1-ol 1.102 -0.007
CH2CHCHO Acrolein 1.089 -0.007
CH3ONO Methyl nitrite 1.090 -0.007
CH(CN)3 tricyanomethane 1.100 -0.007
CH3CHS Thioacetaldehyde 1.098 -0.007
C3H4N2 1H-Pyrazole 1.082 -0.007
CH3OCHO methyl formate 1.101 -0.007
C3H4N2 1H-Pyrazole 1.083 -0.007
CH3SeCH3 dimethylselenide 1.093 -0.007
CH3Cl Methyl chloride 1.090 -0.007
CH3COCH2CH3 2-Butanone 1.095 -0.007
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 -0.007
CHF3 Methane, trifluoro- 1.091 -0.007
CH3NO nitrosomethane 1.094 -0.006
C4H5N (E)-2-Butenenitrile 1.090 -0.006
CHFClBr fluorochlorobromomethane 1.088 -0.006
CH2CCH2 allene 1.087 -0.006
C6H10 cyclohexene 1.090 -0.006
C3H4N2 1H-Pyrazole 1.080 -0.006
H2NCH2COOH Glycine 1.096 -0.006
C3H3N acrylonitrile 1.086 -0.006
CH3COCH2CH3 2-Butanone 1.096 -0.006
C4H6S Thiophene, 2,5-dihydro- 1.095 -0.006
CH3SCH2CH3 Ethane, (methylthio)- 1.090 -0.006
CH3NO3 Methyl nitrate 1.088 -0.006
CH3COCH2CH3 2-Butanone 1.093 -0.006
C3H8O2 Propylene glycol 1.095 -0.006
CH3COCH2CH3 2-Butanone 1.091 -0.006
C6H10 cyclohexene 1.100 -0.005
CHClCCl2 Trichloroethylene 1.080 -0.005
C2H4 Ethylene 1.086 -0.005
C5H8 Bicyclo[2.1.0]pentane 1.085 -0.005
CH2CHCH2CH3 1-Butene 1.095 -0.005
C3H7SH 1-Propanethiol 1.094 -0.005
C4H6O Furan, 2,5-dihydro- 1.100 -0.005
C6H8 1,4-Cyclohexadiene 1.100 -0.005
C2H6O2S Dimethyl sulfone 1.091 -0.005
CH3CHFCH3 2-Fluoropropane 1.093 -0.005
CH2CHOH ethenol 1.086 -0.005
CH3SCH3 Dimethyl sulfide 1.091 -0.005
CH3CHFCH3 2-Fluoropropane 1.094 -0.005
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 -0.005
CH3 Methyl radical 1.079 -0.005
CH3OC2H5 Ethane, methoxy- 1.099 -0.005
CH3SCH2CH3 Ethane, (methylthio)- 1.089 -0.005
C2H2ClF 1-chloro-1-fluoroethylene 1.082 -0.005
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 -0.005
C3H8 Propane 1.096 -0.005
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.005
CH2FCl fluorochloromethane 1.090 -0.005
C4H8 cyclobutane 1.093 -0.005
CH2O2 Dioxirane 1.090 -0.004
C3H4O Methylketene 1.083 -0.004
CH3CHS Thioacetaldehyde 1.090 -0.004
C4H6 Cyclobutene 1.094 -0.004
C6H10 1-Butyne, 3,3-dimethyl- 1.056 -0.004
CH2CHCH2CH3 1-Butene 1.090 -0.004
C5H4O2 4-Cyclopentene-1,3-dione 1.093 -0.004
C3H8 Propane 1.094 -0.004
HOCH2COOH Hydroxyacetic acid 1.097 -0.004
CH3CHClCH3 Propane, 2-chloro- 1.091 -0.004
C4H10O Propane, 2-methoxy- 1.095 -0.004
C4H6 Cyclobutene 1.083 -0.004
CH3OC2H5 Ethane, methoxy- 1.092 -0.004
C4H6S Thiophene, 2,5-dihydro- 1.085 -0.004
C2H5F fluoroethane 1.095 -0.004
C4H4N2 Succinonitrile 1.092 -0.004
CH2Cl2 Methylene chloride 1.085 -0.003
CH3OC2H5 Ethane, methoxy- 1.100 -0.003
C4H4S Thiophene 1.079 -0.003
CH3OCH3 Dimethyl ether 1.099 -0.003
C5H6 1-Buten-3-yne, 2-methyl- 1.065 -0.003
C2H3 vinyl 1.080 -0.003
C3H6 Cyclopropane 1.083 -0.003
CH2CHCHO Acrolein 1.084 -0.003
C2H4S Thiirane 1.083 -0.003
CH3SeH Methane selenol 1.088 -0.003
CH3NO nitrosomethane 1.092 -0.003
CH2CHF Ethene, fluoro- 1.082 -0.003
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 -0.003
C6H6 Benzene 1.084 -0.003
H2CS Thioformaldehyde 1.087 -0.003
C2H4F2 1,2-difluoroethane 1.093 -0.003
C2H5Br Ethyl bromide 1.087 -0.003
CH3CH(CH3)CH3 Isobutane 1.092 -0.003
C2H5Br Ethyl bromide 1.093 -0.003
C3H6O 2-Propen-1-ol 1.096 -0.003
C2H5F fluoroethane 1.090 -0.002
C4H8 cyclobutane 1.091 -0.002
C2H5F fluoroethane 1.091 -0.002
CH3OCHO methyl formate 1.086 -0.002
CHOCHCHCH3 2-Butenal 1.090 -0.002
C3H4 cyclopropene 1.088 -0.002
C6H5F Fluorobenzene 1.083 -0.002
CH3CH2Cl Ethyl chloride 1.089 -0.002
C2H3Br vinyl bromide 1.080 -0.002
CH2CHOH ethenol 1.079 -0.002
C2H5N Aziridine 1.083 -0.002
C5H10 2-Pentene, (Z)- 1.092 -0.002
C2H6 Ethane 1.091 -0.002
C5H6 1-Buten-3-yne, 2-methyl- 1.090 -0.002
CH3NO2 Methane, nitro- 1.088 -0.002
C10H8 Azulene 1.084 -0.002
C4H5N (E)-2-Butenenitrile 1.090 -0.002
C2H4O Ethylene oxide 1.084 -0.002
CH2CHCHO Acrolein 1.081 -0.002
C6H6 Benzvalene 1.082 -0.002
C6H5OH phenol 1.082 -0.002
C3H6O Propylene oxide 1.090 -0.002
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 -0.002
C6H6 Benzvalene 1.078 -0.002
C4H4O Furan 1.076 -0.002
C3H3NO Oxazole 1.075 -0.002
C3H3NO Oxazole 1.075 -0.002
CH3CHClCH3 Propane, 2-chloro- 1.092 -0.002
C10H8 Azulene 1.080 -0.002
C2H5N Aziridine 1.084 -0.002
C5H8O Cyclopentanone 1.095 -0.002
C6H5CH3 toluene 1.083 -0.002
C6H12 Cyclohexane 1.093 -0.002
H2CCCCH2 Butatriene 1.083 -0.002
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 -0.002
C6H5NH2 aniline 1.084 -0.002
C3H7SH 1-Propanethiol 1.090 -0.002
CH2NOH formaldoxime 1.085 -0.002
C6H5F Fluorobenzene 1.081 -0.002
CH3CHS Thioacetaldehyde 1.089 -0.002
CHOCHCHCH3 2-Butenal 1.108 -0.001
C4H10O Propane, 2-methoxy- 1.095 -0.001
C3H3NO Oxazole 1.073 -0.001
C4H4N2 Pyrazine 1.083 -0.001
C6H6 Fulvene 1.080 -0.001
C6H5Cl chlorobenzene 1.082 -0.001
C10H8 Azulene 1.081 -0.001
C3H7SH 1-Propanethiol 1.092 -0.001
CHOCHCHCH3 2-Butenal 1.084 -0.001
CH3COF Acetyl fluoride 1.084 -0.001
C6H5OH phenol 1.084 -0.001
CH3CHFCH3 2-Fluoropropane 1.092 -0.001
C10H16 adamantane 1.093 -0.001
CH3CH2Cl Ethyl chloride 1.086 -0.001
CH4 Methane 1.087 -0.001
C2H2 Acetylene 1.063 -0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.097 -0.001
CH3CH2Cl Ethyl chloride 1.090 -0.001
C4H5N Pyrrole 1.076 -0.001
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 -0.001
CH3CHSHCH3 2-Propanethiol 1.091 -0.001
HCN Hydrogen cyanide 1.064 -0.001
C6H6 Benzvalene 1.078 -0.001
CH3CH2SH ethanethiol 1.091 -0.001
C6H5Cl chlorobenzene 1.081 -0.001
C4H10O Propane, 2-methoxy- 1.090 -0.001
CH3S thiomethoxy 1.090 -0.001
C5H6 1-Buten-3-yne, 2-methyl- 1.081 -0.000
CH3Br methyl bromide 1.082 -0.000
CH3F Methyl fluoride 1.087 -0.000
C2H5CN ethyl cyanide 1.087 -0.000
CH3CHO Acetaldehyde 1.086 -0.000
CH Methylidyne 1.120 -0.000
C6H10O cyclohexanone 1.088 -0.000
SiH2(CH3)2 dimethylsilane 1.089 -0.000
C2H3Cl Ethene, chloro- 1.079 -0.000
C3H8 Propane 1.089 -0.000
C6H5CH3 toluene 1.081 -0.000
HCCCN Cyanoacetylene 1.062 0.000
C4H4N2 1,3-Diazine 1.082 0.000
C6H6 Fulvene 1.078 0.000
C4H4Se selenophene 1.079 0.000
C6H5F Fluorobenzene 1.080 0.000
CH3OC2H5 Ethane, methoxy- 1.086 0.000
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.000
CH3COCH2CH3 2-Butanone 1.093 0.000
C2H3Br vinyl bromide 1.080 0.000
C2H2+ acetylene cation 1.077 0.000
HCP Phosphaethyne 1.067 0.000
C4H5N (E)-2-Butenenitrile 1.081 0.000
CH2CHF Ethene, fluoro- 1.077 0.000
C6H5Cl chlorobenzene 1.079 0.000
CHOCHCHCH3 2-Butenal 1.086 0.001
C3H4 cyclopropene 1.072 0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.001
C2H3 vinyl 1.085 0.001
CH3OC2H5 Ethane, methoxy- 1.089 0.001
CH3CH2OH Ethanol 1.088 0.001
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.001
C2H5CN ethyl cyanide 1.088 0.001
CH3NHCH3 Dimethylamine 1.098 0.001
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.001
C2H6O2 1,2-Ethanediol 1.093 0.001
C5H6 Cyclopropylacetylene 1.080 0.001
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.001
CH3OCH3 Dimethyl ether 1.085 0.001
CH3CCH propyne 1.060 0.001
C6H5CH3 toluene 1.081 0.002
HCS+ Thioformyl cation 1.079 0.002
CH3CHFCH3 2-Fluoropropane 1.088 0.002
C3H6O 2-Propen-1-ol 1.078 0.002
C10H8 Azulene 1.081 0.002
C10H8 Azulene 1.083 0.002
C5H10 2-Pentene, (E)- 1.082 0.003
CH2Br2 dibromomethane 1.079 0.003
CH3NH2 methyl amine 1.093 0.003
CH3CH2O Ethoxy radical 1.085 0.003
C4H2 Diacetylene 1.058 0.004
C4H4N2 1,3-Diazine 1.079 0.004
CH3CH2O Ethoxy radical 1.086 0.004
CH3OCl methyl hypochlorite 1.086 0.004
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.004
CH3NHCH3 Dimethylamine 1.084 0.004
GeH3CH3 methyl germane 1.083 0.004
C3H6O Propylene oxide 1.082 0.005
C3H4O Methylketene 1.083 0.005
CH2NH Methanimine 1.081 0.005
C6H5OH phenol 1.076 0.005
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.005
CH2F2 Methane, difluoro- 1.084 0.005
C4H4Se selenophene 1.070 0.006
C8H8 cyclooctatetraene 1.079 0.006
HCCF Fluoroacetylene 1.053 0.006
HCCCl Chloroacetylene 1.055 0.006
HCCBr bromoacetylene 1.055 0.006
C5H6 Cyclopropylacetylene 1.055 0.007
C6H5CCH phenylacetylene 1.055 0.007
C6H5Br bromobenzene 1.072 0.007
C5H6S Thiophene, 3-methyl- 1.081 0.007
CH2NCH3 N-methylmethanimine 1.089 0.008
C3H7N Cyclopropylamine 1.080 0.008
CH3CH2O Ethoxy radical 1.088 0.008
CH3CH2OH Ethanol 1.086 0.010
C4H9N Pyrrolidine 1.090 0.010
CHONH2 formamide 1.090 0.011
N(CH3)3 Trimethylamine 1.088 0.012
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.014
C3H5 Allyl radical 1.069 0.015
C2H Ethynyl radical 1.047 0.015
C4H4N2 Pyridazine 1.064 0.016
C5H10 2-Pentene, (Z)- 1.058 0.028
HCO Formyl radical 1.080 0.035
C4H4N2O2 Uracil 0.957 0.123
C4H4N2O2 Uracil 0.931 0.145
C4H10O Methyl propyl ether 1.099 0.315
C3H3NO Isoxazole 1.075 0.353
C4H6 1-Methylcyclopropene 1.070 0.439
C4H6 1-Methylcyclopropene 1.098 0.661
C4H6 1-Methylcyclopropene 1.098 0.675
C4H6 1-Methylcyclopropene 1.087 0.732
C4H10O Ethanol, 1,1-dimethyl- 1.117 1.304
C4H6 1-Methylcyclopropene 1.087 2.336
C4H6 1-Methylcyclopropene 1.085 3.124