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Compare Bonds

18 10 26 16 45

MP2/TZVP 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 C3H8O2 Propylene glycol-0.131
Most positive difference C4H6 1-Methylcyclopropene3.122

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H8O2 Propylene glycol 1.095 -0.131
CH3CHSHCH3 2-Propanethiol 1.091 -0.052
C6H6 Fulvene 1.130 -0.047
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.045
CHOCHCHCH3 2-Butenal 1.108 -0.045
C5H10 2-Pentene, (E)- 1.082 -0.042
C3H4N2 1H-Pyrazole 1.083 -0.041
C3H4N2 1H-Pyrazole 1.082 -0.040
C5H8O Methyl cyclopropyl ketone 1.126 -0.039
C3H4N2 1H-Pyrazole 1.080 -0.039
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.039
CH3CONH2 Acetamide 1.124 -0.038
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.037
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.036
C2H6N2O2 Dimethylnitroamine 1.121 -0.034
C6H12 (E)-3-methylpent-2-ene 1.116 -0.033
C4H5N (E)-2-Butenenitrile 1.090 -0.033
C2H2O2 Ethanedial 1.132 -0.030
C5H10 2-Pentene, (Z)- 1.058 -0.029
CHBr3 bromoform 1.110 -0.029
C2H3CCH 1-Buten-3-yne 1.090 -0.029
C6H14 Hexane 1.118 -0.028
C4H6O2 2,3-Butanedione 1.114 -0.028
HCONHCH3 N-methylformamide 1.114 -0.027
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.026
C7H16 heptane 1.121 -0.026
C3H7NO dimethylformamide 1.112 -0.026
CH3CCCH3 2-Butyne 1.116 -0.025
C2H3CCH 1-Buten-3-yne 1.106 -0.025
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.025
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.025
C5H12O Butane, 1-methoxy- 1.115 -0.025
C2HF3 Trifluoroethylene 1.100 -0.024
Si(CH3)4 tetramethylsilane 1.115 -0.024
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.023
C4H5N (E)-2-Butenenitrile 1.081 -0.023
CH3CH2CH2CH3 Butane 1.117 -0.023
CH3OCl methyl hypochlorite 1.111 -0.023
C5H8 Spiropentane 1.105 -0.023
C5H12 Pentane 1.118 -0.023
C5H6 Propellane 1.106 -0.022
C3H6S3 1,3,5-Trithiane 1.114 -0.022
HCF Fluoromethylene 1.138 -0.022
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.022
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.022
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.022
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.021
C5H12 Propane, 2,2-dimethyl- 1.114 -0.021
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.021
CHOCHCHCH3 2-Butenal 1.084 -0.021
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.021
C7H12 Norbornane 1.113 -0.021
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.021
C4H5N Cyclopropanecarbonitrile 1.107 -0.020
C4H8O2 Ethyl acetate 1.105 -0.020
N(CH3)3 Trimethylamine 1.109 -0.019
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.019
CHOCHCHCH3 2-Butenal 1.086 -0.019
CH3COCl Acetyl Chloride 1.105 -0.018
CHOCHCHCH3 2-Butenal 1.090 -0.018
C3H2N2 Malononitrile 1.109 -0.018
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.017
CH3SH Methanethiol 1.104 -0.017
CH3COCH3 Acetone 1.103 -0.016
C5H8 1,4-Pentadiene 1.110 -0.016
C2H8N2 Ethylenediamine 1.109 -0.016
CH3CN Acetonitrile 1.104 -0.016
CH2CHOH ethenol 1.097 -0.016
CH3CH2NH2 Ethylamine 1.107 -0.016
C5H8 Ethenylcyclopropane 1.099 -0.016
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.015
CH3COOH Acetic acid 1.100 -0.015
CH3CH2CHO Propanal 1.103 -0.014
CH3O Methoxy radical 1.112 -0.014
HCCl Chloromethylene 1.119 -0.014
C4H5N Pyrrole 1.076 -0.014
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.014
CH3CH(CH3)CH3 Isobutane 1.108 -0.013
CH2N2 diazirine 1.090 -0.013
CH3ONO Methyl nitrite 1.102 -0.013
C12H8 biphenylene 1.096 -0.013
C5H11N Piperidine 1.105 -0.013
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.013
C4H6O Cyclobutanone 1.100 -0.012
C6H5NO2 Nitrobenzene 1.093 -0.012
CH3CHNOH Acetaldoxime 1.100 -0.012
CH2NH Methanimine 1.103 -0.012
C3H6S Thietane 1.100 -0.011
C5H8 Cyclobutane, methylene- 1.101 -0.011
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.011
CH2 Methylene 1.085 -0.010
C2H3Cl Ethene, chloro- 1.090 -0.010
H2CO Formaldehyde 1.111 -0.010
CH3CH2CHO Propanal 1.105 -0.010
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.010
CH3OH Methyl alcohol 1.096 -0.010
C2H4F2 1,2-difluoroethane 1.099 -0.009
C8H8 cubane 1.097 -0.009
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.009
C4H8O2 1,3-Dioxane 1.095 -0.009
CH2CS Thioketene 1.090 -0.009
CH3CH2OH Ethanol 1.098 -0.009
CH2CHF Ethene, fluoro- 1.087 -0.009
C6H5CH2CH3 Ethylbenzene 1.094 -0.009
C4H4N2 1,3-Diazine 1.087 -0.008
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.008
CH3CH2CHO Propanal 1.115 -0.008
C4H10O Propane, 2-methoxy- 1.095 -0.008
CH3CHO Acetaldehyde 1.114 -0.008
C2H3Br vinyl bromide 1.088 -0.008
C3H6O 2-Propen-1-ol 1.091 -0.008
CH2PH Phosphaethene 1.090 -0.008
C5H6S Thiophene, 3-methyl- 1.090 -0.008
C6H5CH3 toluene 1.100 -0.008
CH3SSCH3 Disulfide, dimethyl 1.097 -0.008
C3H6O 2-Propen-1-ol 1.092 -0.008
CH3NO3 Methyl nitrate 1.095 -0.007
CH3OCHO methyl formate 1.101 -0.007
C4H6 Methylenecyclopropane 1.090 -0.007
CH3NHCH3 Dimethylamine 1.098 -0.007
CH3PH2 Methyl phosphine 1.094 -0.007
CH3CH(CH3)CH3 Isobutane 1.100 -0.007
CH3CH2CHO Propanal 1.096 -0.007
CH3NC methyl isocyanide 1.094 -0.007
CH2NOH formaldoxime 1.086 -0.007
CH2PH Phosphaethene 1.090 -0.007
CH3CCH propyne 1.096 -0.007
C4H4N2 1,3-Diazine 1.082 -0.006
C5H10 2-Pentene, (Z)- 1.092 -0.006
CH3SiH3 methyl silane 1.096 -0.006
CH3ONO Methyl nitrite 1.090 -0.006
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.006
CH2CO Ketene 1.083 -0.006
C3H6O 2-Propen-1-ol 1.102 -0.006
CH2CHCHO Acrolein 1.113 -0.006
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 -0.006
CH3SeCH3 dimethylselenide 1.093 -0.006
CH3Cl Methyl chloride 1.090 -0.006
C4H6 Methylenecyclopropane 1.088 -0.006
CH2BrF Methane, bromofluoro- 1.090 -0.006
C6H12 Cyclohexane 1.101 -0.006
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.005
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 -0.005
CH Methylidyne 1.120 -0.005
CH3SCH2CH3 Ethane, (methylthio)- 1.097 -0.005
CH2CHCHO Acrolein 1.089 -0.005
CH2FCl fluorochloromethane 1.090 -0.005
CH3CHS Thioacetaldehyde 1.098 -0.005
H2NCH2COOH Glycine 1.096 -0.005
CH2CCH2 allene 1.087 -0.005
C4H10O Propane, 2-methoxy- 1.095 -0.005
C2H5F fluoroethane 1.095 -0.005
CHF3 Methane, trifluoro- 1.091 -0.005
CHF2Cl difluorochloromethane 1.090 -0.005
CH2CHCH2CH3 1-Butene 1.095 -0.005
CH2O2 Dioxirane 1.090 -0.005
C4H6O Furan, 2,5-dihydro- 1.100 -0.005
CHFClBr fluorochlorobromomethane 1.088 -0.004
CH3NO nitrosomethane 1.094 -0.004
C2H4 Ethylene 1.086 -0.004
CH(CN)3 tricyanomethane 1.100 -0.004
HCOOH Formic acid 1.097 -0.004
HFCO formyl fluoride 1.095 -0.004
CH3CHFCH3 2-Fluoropropane 1.093 -0.004
C6H8 1,4-Cyclohexadiene 1.100 -0.004
C5H8 Bicyclo[2.1.0]pentane 1.085 -0.004
C4H6S Thiophene, 2,5-dihydro- 1.095 -0.004
C6H10 cyclohexene 1.090 -0.004
CH3CHFCH3 2-Fluoropropane 1.094 -0.004
C5H8 Cyclopentene 1.095 -0.004
C6H10 cyclohexene 1.100 -0.004
CH2CHOH ethenol 1.086 -0.004
CH3SOCH3 Dimethyl sulfoxide 1.093 -0.004
C3H3N acrylonitrile 1.086 -0.004
C3H8 Propane 1.096 -0.004
C3H4O Cyclopropanone 1.086 -0.004
C2H2ClF 1-chloro-1-fluoroethylene 1.082 -0.003
CH3 Methyl radical 1.079 -0.003
CH3SCH3 Dimethyl sulfide 1.091 -0.003
C5H6 1-Buten-3-yne, 2-methyl- 1.065 -0.003
C2H3 vinyl 1.080 -0.003
C4H8 cyclobutane 1.091 -0.003
C2H6O2S Dimethyl sulfone 1.091 -0.003
CH3OC2H5 Ethane, methoxy- 1.092 -0.003
C4H6 Cyclobutene 1.094 -0.003
CH3OC2H5 Ethane, methoxy- 1.099 -0.003
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.003
C3H6 Cyclopropane 1.083 -0.003
CH3OCH3 Dimethyl ether 1.099 -0.003
C2H5N Aziridine 1.083 -0.003
CH2Cl2 Methylene chloride 1.085 -0.003
CH2CHCH2CH3 1-Butene 1.090 -0.003
CH3CHS Thioacetaldehyde 1.090 -0.003
C3H8 Propane 1.094 -0.003
C5H4O2 4-Cyclopentene-1,3-dione 1.093 -0.002
C4H4N2 Succinonitrile 1.092 -0.002
CH3CHClCH3 Propane, 2-chloro- 1.091 -0.002
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 -0.002
C3H4O Methylketene 1.083 -0.002
C3H7SH 1-Propanethiol 1.094 -0.002
C4H10O Ethoxy ethane 1.100 -0.002
CH3NO3 Methyl nitrate 1.088 -0.002
CH3NO nitrosomethane 1.092 -0.002
C5H8 Cyclopentene 1.085 -0.002
C2H5N Aziridine 1.084 -0.002
C2H4S Thiirane 1.083 -0.002
CH3SCH2CH3 Ethane, (methylthio)- 1.092 -0.002
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 -0.002
C3H4 cyclopropene 1.088 -0.002
CHClCCl2 Trichloroethylene 1.080 -0.002
CH3OCHO methyl formate 1.086 -0.002
C4H6S Thiophene, 2,5-dihydro- 1.085 -0.002
CH3OC2H5 Ethane, methoxy- 1.100 -0.002
C2H5F fluoroethane 1.090 -0.002
CH3SeH Methane selenol 1.088 -0.002
CH2NN diazomethane 1.075 -0.001
C2H4F2 1,2-difluoroethane 1.093 -0.001
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 -0.001
C4H10O Ethoxy ethane 1.092 -0.001
C3H6O Propylene oxide 1.090 -0.001
CH2CHF Ethene, fluoro- 1.082 -0.001
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 -0.001
C4H4N2 1,3-Diazine 1.079 -0.001
C2H5Br Ethyl bromide 1.087 -0.001
CH2CHOH ethenol 1.079 -0.001
C2H6 Ethane 1.091 -0.001
CH3NO2 Methane, nitro- 1.088 -0.001
C2H5Br Ethyl bromide 1.093 -0.001
C2H2 Acetylene 1.063 -0.001
C4H10O Ethoxy ethane 1.090 -0.001
CH3CH2Cl Ethyl chloride 1.089 -0.001
C2H4O Ethylene oxide 1.084 -0.001
C3H6O 2-Propen-1-ol 1.096 -0.001
C6H6 Benzene 1.084 -0.001
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 -0.001
C4H4S Thiophene 1.079 -0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.090 -0.001
CH2CHCHO Acrolein 1.084 -0.001
C4H8 cyclobutane 1.093 -0.001
C5H6 1-Buten-3-yne, 2-methyl- 1.090 -0.001
CH3CH(CH3)CH3 Isobutane 1.092 -0.001
C4H6 Cyclobutene 1.083 -0.001
C2H3Br vinyl bromide 1.080 -0.000
C6H12 Cyclohexane 1.093 -0.000
CH4 Methane 1.087 -0.000
CH3CHClCH3 Propane, 2-chloro- 1.092 -0.000
C2H5F fluoroethane 1.091 -0.000
H2CS Thioformaldehyde 1.087 -0.000
C6H5OH phenol 1.082 -0.000
C5H8O Cyclopentanone 1.095 -0.000
C6H6 Benzvalene 1.082 -0.000
CH2CHCHO Acrolein 1.081 -0.000
H2CCCCH2 Butatriene 1.083 0.000
C3H3NO Oxazole 1.075 0.000
C6H6 Benzvalene 1.078 0.000
CH3SCH2CH3 Ethane, (methylthio)- 1.089 0.000
C6H5Cl chlorobenzene 1.082 0.000
CH3CH2Cl Ethyl chloride 1.086 0.000
CH3CHFCH3 2-Fluoropropane 1.092 0.000
CH2NOH formaldoxime 1.085 0.000
C2H6O2 1,2-Ethanediol 1.093 0.000
C6H5OH phenol 1.084 0.000
C3H3NO Oxazole 1.075 0.000
C4H5N (E)-2-Butenenitrile 1.090 0.000
HCCCN Cyanoacetylene 1.062 0.000
C4H4N2 Pyrazine 1.083 0.000
CH3CH2SH ethanethiol 1.091 0.000
C2H2+ acetylene cation 1.077 0.001
C3H3NO Oxazole 1.073 0.001
C6H5CN phenyl cyanide 1.082 0.001
CH3COF Acetyl fluoride 1.084 0.001
C6H5F Fluorobenzene 1.083 0.001
C6H5CH3 toluene 1.083 0.001
C6H6 Fulvene 1.080 0.001
SiH2(CH3)2 dimethylsilane 1.089 0.001
CH3CH2Cl Ethyl chloride 1.090 0.001
C6H5NH2 aniline 1.084 0.001
CH3Br methyl bromide 1.082 0.001
CH3F Methyl fluoride 1.087 0.001
C10H8 Azulene 1.084 0.001
C2H3Cl Ethene, chloro- 1.079 0.001
CH3CHO Acetaldehyde 1.086 0.001
C6H5Cl chlorobenzene 1.081 0.001
HCN Hydrogen cyanide 1.064 0.001
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.001
CH3OC2H5 Ethane, methoxy- 1.086 0.001
C6H6 Benzvalene 1.078 0.001
CH3S thiomethoxy 1.090 0.001
C3H8 Propane 1.089 0.001
CH3OC2H5 Ethane, methoxy- 1.089 0.001
CH3CCH propyne 1.060 0.001
CH3CHS Thioacetaldehyde 1.089 0.002
C3H7SH 1-Propanethiol 1.092 0.002
C2H3Br vinyl bromide 1.080 0.002
C3H4 cyclopropene 1.072 0.002
C10H8 Azulene 1.080 0.002
C6H10O cyclohexanone 1.088 0.002
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.002
C2H5CN ethyl cyanide 1.087 0.002
C5H6 Cyclopropylacetylene 1.080 0.002
CH3OCH3 Dimethyl ether 1.085 0.002
C6H6 Fulvene 1.078 0.002
C4H10O Propane, 2-methoxy- 1.090 0.002
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.002
CH3NHCH3 Dimethylamine 1.098 0.002
CH2CHF Ethene, fluoro- 1.077 0.002
HCS+ Thioformyl cation 1.079 0.002
C6H5CH3 toluene 1.081 0.002
CH3CH2OH Ethanol 1.088 0.002
C6H5CN phenyl cyanide 1.080 0.002
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.002
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.002
C6H5Cl chlorobenzene 1.079 0.002
CH3CHFCH3 2-Fluoropropane 1.088 0.002
CH2Br2 dibromomethane 1.079 0.002
C10H8 Azulene 1.081 0.003
C6H5F Fluorobenzene 1.081 0.003
CH3NH2 methyl amine 1.093 0.003
C4H4Se selenophene 1.079 0.003
C2H5CN ethyl cyanide 1.088 0.003
C2H3 vinyl 1.085 0.003
C10H16 adamantane 1.093 0.003
C3H6O 2-Propen-1-ol 1.078 0.003
C6H5CN phenyl cyanide 1.080 0.003
C6H5F Fluorobenzene 1.080 0.003
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.003
CH2F2 Methane, difluoro- 1.084 0.004
C3H6O Propylene oxide 1.082 0.004
CH3CHNOH Acetaldoxime 1.085 0.004
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.004
C6H5CH3 toluene 1.081 0.004
C4H2 Diacetylene 1.058 0.004
CH3OCl methyl hypochlorite 1.086 0.004
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.005
CH2NH Methanimine 1.081 0.005
CH3NHCH3 Dimethylamine 1.084 0.005
HCP Phosphaethyne 1.067 0.005
C10H8 Azulene 1.081 0.005
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 0.005
C10H8 Azulene 1.083 0.006
HCCCl Chloroacetylene 1.055 0.006
C6H10 1-Butyne, 3,3-dimethyl- 1.056 0.006
C3H4O Methylketene 1.083 0.006
C6H5CCH phenylacetylene 1.055 0.006
HCCBr bromoacetylene 1.055 0.006
C6H5OH phenol 1.076 0.006
HCCF Fluoroacetylene 1.053 0.007
C3H7N Cyclopropylamine 1.080 0.007
C5H6 Cyclopropylacetylene 1.055 0.007
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.007
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.007
C3H7SH 1-Propanethiol 1.090 0.007
C8H8 cyclooctatetraene 1.079 0.008
CH2NCH3 N-methylmethanimine 1.089 0.008
C4H4Se selenophene 1.070 0.009
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.009
CH3CH2OH Ethanol 1.086 0.009
C6H5Br bromobenzene 1.072 0.009
C5H6S Thiophene, 3-methyl- 1.081 0.009
C4H9N Pyrrolidine 1.090 0.011
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 0.015
C3H5 Allyl radical 1.069 0.016
N(CH3)3 Trimethylamine 1.088 0.016
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.017
C4H4N2 Pyridazine 1.064 0.018
CH3SOCH3 Dimethyl sulfoxide 1.054 0.033
HCO Formyl radical 1.080 0.038
C4H4N2O2 Uracil 0.957 0.124
C4H4N2O2 Uracil 0.931 0.146
C4H10O Methyl propyl ether 1.099 0.313
C3H3NO Isoxazole 1.075 0.338
C4H6 1-Methylcyclopropene 1.070 0.437
C4H6 1-Methylcyclopropene 1.098 0.661
C4H6 1-Methylcyclopropene 1.098 0.676
C4H6 1-Methylcyclopropene 1.087 0.740
C4H10O Ethanol, 1,1-dimethyl- 1.117 1.306
C4H6 1-Methylcyclopropene 1.087 2.323
C4H6 1-Methylcyclopropene 1.085 3.122