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18 10 26 16 45

CCD/3-21G* 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 250
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 1,3-Propanediol-0.042
Most positive difference C4H6 1-Methylcyclopropene3.135

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H8O2 1,3-Propanediol 1.140 -0.042
C5H8O Methyl cyclopropyl ketone 1.126 -0.030
C2H2O2 Ethanedial 1.132 -0.030
C2H3CCH 1-Buten-3-yne 1.090 -0.022
CHBr3 bromoform 1.110 -0.022
C2HF3 Trifluoroethylene 1.100 -0.020
C4H6O2 2,3-Butanedione 1.114 -0.019
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.019
C7H16 heptane 1.121 -0.019
HCONHCH3 N-methylformamide 1.114 -0.018
C5H6 Propellane 1.106 -0.018
C2H3CCH 1-Buten-3-yne 1.106 -0.017
C3H7NO dimethylformamide 1.112 -0.017
C3H6S3 1,3,5-Trithiane 1.114 -0.016
CH3CH2CH2CH3 Butane 1.117 -0.016
CH3OCl methyl hypochlorite 1.111 -0.015
C7H12 Norbornane 1.113 -0.015
Si(CH3)4 tetramethylsilane 1.115 -0.013
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.011
C4H8O2 Ethyl acetate 1.105 -0.011
CH2N2 diazirine 1.090 -0.011
CH2CHOH ethenol 1.097 -0.010
C5H8 Ethenylcyclopropane 1.099 -0.010
H2CO Formaldehyde 1.111 -0.009
CH2Cl chloromethyl radical 1.090 -0.009
C2H8N2 Ethylenediamine 1.109 -0.009
CH3CH2CHO Propanal 1.115 -0.009
C3H2N2 Malononitrile 1.109 -0.009
CH3CH2NH2 Ethylamine 1.107 -0.008
CH3CHO Acetaldehyde 1.114 -0.008
CH3SH Methanethiol 1.104 -0.008
C5H8 1,4-Pentadiene 1.110 -0.008
C8H8 cubane 1.097 -0.007
C12H8 biphenylene 1.096 -0.007
CH3CN Acetonitrile 1.104 -0.006
CH2NH Methanimine 1.103 -0.006
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.006
CH3CH2CHO Propanal 1.103 -0.006
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.006
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.005
CH2CHCHO Acrolein 1.113 -0.005
HFCO formyl fluoride 1.095 -0.005
HCOOH Formic acid 1.097 -0.004
CHF3 Methane, trifluoro- 1.091 -0.004
C5H8 Cyclobutane, methylene- 1.101 -0.004
CH2O2 Dioxirane 1.090 -0.004
C4H8O2 1,3-Dioxane 1.095 -0.003
CHF2Cl difluorochloromethane 1.090 -0.003
CH3CH2CHO Propanal 1.105 -0.003
C5H8 Bicyclo[2.1.0]pentane 1.085 -0.002
C3H6O 2-Propen-1-ol 1.092 -0.002
CH2CS Thioketene 1.090 -0.002
CH2CHF Ethene, fluoro- 1.087 -0.002
CH3OH Methyl alcohol 1.096 -0.001
CH3CH2OH Ethanol 1.098 -0.001
CHFClBr fluorochlorobromomethane 1.088 -0.001
C4H6O Furan, 2,5-dihydro- 1.100 -0.000
CH2PH Phosphaethene 1.090 -0.000
CH2 Methylene 1.085 -0.000
C6H6 Benzvalene 1.078 0.000
C3H6O 2-Propen-1-ol 1.091 0.000
C6H5CH3 toluene 1.100 0.000
CH2NOH formaldoxime 1.086 0.000
CH2FCl fluorochloromethane 1.090 0.000
C3H4 cyclopropene 1.088 0.000
CH3NO nitrosomethane 1.094 0.001
CH2BrF Methane, bromofluoro- 1.090 0.001
CH2PH Phosphaethene 1.090 0.001
CH3SSCH3 Disulfide, dimethyl 1.097 0.001
CH2CO Ketene 1.083 0.001
C2H4F2 1,2-difluoroethane 1.094 0.001
CH3CH2CHO Propanal 1.096 0.002
H2NCH2COOH Glycine 1.096 0.002
CH3Cl Methyl chloride 1.090 0.002
C5H8 Bicyclo[2.1.0]pentane 1.095 0.002
C6H10 cyclohexene 1.090 0.002
HOCH2COOH Hydroxyacetic acid 1.097 0.002
CH3NC methyl isocyanide 1.094 0.002
C3H6O 2-Propen-1-ol 1.102 0.002
C3H3NO Oxazole 1.075 0.002
C4H6S Thiophene, 2,5-dihydro- 1.095 0.002
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 0.003
C5H8 Cyclopentene 1.085 0.003
CH2CCH2 allene 1.087 0.003
CH2CHCHO Acrolein 1.089 0.003
C6H10 cyclohexene 1.100 0.003
C5H8 Cyclopentene 1.095 0.003
C3H3NO Oxazole 1.075 0.003
CH3CHS Thioacetaldehyde 1.098 0.003
C6H6 Benzvalene 1.082 0.003
C3H6 Cyclopropane 1.083 0.003
CH3CCH propyne 1.096 0.003
C3H4 cyclopropene 1.072 0.003
CH2CHCH2CH3 1-Butene 1.095 0.003
CH3SeCH3 dimethylselenide 1.093 0.003
C2H2ClF 1-chloro-1-fluoroethylene 1.082 0.003
C4H6S Thiophene, 2,5-dihydro- 1.085 0.003
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.003
HCN Hydrogen cyanide 1.064 0.003
C2H4O Ethylene oxide 1.084 0.003
C2H4 Ethylene 1.086 0.003
CH(CN)3 tricyanomethane 1.100 0.004
CH2CHOH ethenol 1.086 0.004
CH2Cl2 Methylene chloride 1.085 0.004
CH3CHClCH3 Propane, 2-chloro- 1.091 0.004
CH2NOH formaldoxime 1.085 0.004
C4H8 cyclobutane 1.091 0.004
CH2CHCH2CH3 1-Butene 1.090 0.004
C2H4S Thiirane 1.083 0.004
C3H3NO Oxazole 1.073 0.004
CH3OC2H5 Ethane, methoxy- 1.100 0.004
C4H8 cyclobutane 1.093 0.004
C4H4N2 Pyrazine 1.083 0.004
CH2CHF Ethene, fluoro- 1.082 0.004
CH3CHFCH3 2-Fluoropropane 1.094 0.004
CH3OC2H5 Ethane, methoxy- 1.099 0.004
C2H3 vinyl 1.080 0.004
C6H8 1,4-Cyclohexadiene 1.100 0.004
CH3CHFCH3 2-Fluoropropane 1.093 0.004
C3H8 Propane 1.096 0.004
CH3NO nitrosomethane 1.092 0.005
CH3OC2H5 Ethane, methoxy- 1.092 0.005
C5H4O2 4-Cyclopentene-1,3-dione 1.093 0.005
C2H2 Acetylene 1.063 0.005
H2CS Thioformaldehyde 1.087 0.005
CH2CHCHO Acrolein 1.084 0.005
HCS+ Thioformyl cation 1.079 0.005
C2H2+ acetylene cation 1.077 0.005
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 0.006
C3H8 Propane 1.094 0.006
CH3CHS Thioacetaldehyde 1.090 0.006
C4H5N Pyrrole 1.076 0.006
C6H5F Fluorobenzene 1.083 0.006
CH3CHS Thioacetaldehyde 1.089 0.006
CH3 Methyl radical 1.079 0.006
CH3SCH3 Dimethyl sulfide 1.091 0.006
C6H5F Fluorobenzene 1.081 0.006
C2H6O2S Dimethyl sulfone 1.091 0.006
CH3NO2 Methane, nitro- 1.088 0.006
C10H8 Azulene 1.081 0.006
HCCCN Cyanoacetylene 1.062 0.006
C6H6 Benzvalene 1.078 0.006
C2H5Br Ethyl bromide 1.087 0.006
C10H8 Azulene 1.080 0.006
C5H8O Cyclopentanone 1.095 0.007
CH2CHOH ethenol 1.079 0.007
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 0.007
C6H5CN phenyl cyanide 1.082 0.007
C6H5CH3 toluene 1.083 0.007
CH3CHFCH3 2-Fluoropropane 1.092 0.007
CH2CHCHO Acrolein 1.081 0.007
C6H5Cl chlorobenzene 1.082 0.007
HCCl Chloromethylene 1.119 0.007
C2H5Br Ethyl bromide 1.093 0.007
C3H6O 2-Propen-1-ol 1.096 0.007
H2CCCCH2 Butatriene 1.083 0.007
CH3CCH propyne 1.060 0.007
C2H6 Ethane 1.091 0.008
CH3I methyl iodide 1.084 0.008
C5H6 Cyclopropylacetylene 1.080 0.008
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.008
C6H5Cl chlorobenzene 1.081 0.008
CH3SeH Methane selenol 1.088 0.008
CH3CHClCH3 Propane, 2-chloro- 1.092 0.008
C10H8 Azulene 1.084 0.008
C4H4Se selenophene 1.079 0.008
C6H5CH3 toluene 1.081 0.008
C10H16 adamantane 1.093 0.008
CH3CH2SH ethanethiol 1.091 0.009
C6H5F Fluorobenzene 1.080 0.009
CH2CHF Ethene, fluoro- 1.077 0.009
C6H5CN phenyl cyanide 1.080 0.009
C6H5Cl chlorobenzene 1.079 0.009
CH3OC2H5 Ethane, methoxy- 1.089 0.009
CH3CHFCH3 2-Fluoropropane 1.088 0.009
CH2F2 Methane, difluoro- 1.084 0.009
C6H5CN phenyl cyanide 1.080 0.009
CH3OC2H5 Ethane, methoxy- 1.086 0.010
CH3CHO Acetaldehyde 1.086 0.010
CH2NH Methanimine 1.081 0.010
C6H10O cyclohexanone 1.088 0.010
CH3Br methyl bromide 1.082 0.010
CH4 Methane 1.087 0.010
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.010
C2H3 vinyl 1.085 0.010
CH3CH2OH Ethanol 1.088 0.010
CH3F Methyl fluoride 1.087 0.010
C3H8 Propane 1.089 0.010
CH2Br2 dibromomethane 1.079 0.010
CH3OCl methyl hypochlorite 1.086 0.010
C6H5CH3 toluene 1.081 0.010
C3H6O 2-Propen-1-ol 1.078 0.011
C2H5CN ethyl cyanide 1.087 0.011
HCCF Fluoroacetylene 1.053 0.011
HCCCl Chloroacetylene 1.055 0.012
SiH2(CH3)2 dimethylsilane 1.089 0.012
C10H8 Azulene 1.081 0.012
C2H5CN ethyl cyanide 1.088 0.012
HCCBr bromoacetylene 1.055 0.012
CH3CH2O Ethoxy radical 1.086 0.012
CH3CH2O Ethoxy radical 1.085 0.012
C5H6 Cyclopropylacetylene 1.055 0.012
C10H8 Azulene 1.083 0.012
CH3NH2 methyl amine 1.093 0.013
CHONH2 formamide 1.090 0.014
CH3CH2O Ethoxy radical 1.088 0.014
C4H4Se selenophene 1.070 0.014
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.015
CH2NCH3 N-methylmethanimine 1.089 0.015
C4H9N Pyrrolidine 1.090 0.015
GeH3CH3 methyl germane 1.083 0.015
CH3CH2OH Ethanol 1.086 0.017
C2H Ethynyl radical 1.047 0.019
C3H5 Allyl radical 1.069 0.024
CH2I2 Diiodomethane 1.066 0.024
CH Methylidyne 1.120 0.026
HCNO fulminic acid 1.027 0.036
HCO Formyl radical 1.080 0.048
C4H10O Methyl propyl ether 1.099 0.364
C3H3NO Isoxazole 1.075 0.376
C4H6 1-Methylcyclopropene 1.070 0.480
C4H6 1-Methylcyclopropene 1.098 0.681
C4H6 1-Methylcyclopropene 1.098 0.690
C4H6 1-Methylcyclopropene 1.087 0.754
C4H6 1-Methylcyclopropene 1.087 2.389
C4H6 1-Methylcyclopropene 1.085 3.135