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List of experimental bond lengths for bond type rC#N

Bond lengths in Å.
Click on an entry for more experimental geometry data.
bond type Species Name Length Comment
rC#N C4N2 2-Butynedinitrile 1.140
rC#N ZnCN Zinc monocyanide 1.142
rC#N C2H5CN ethyl cyanide 1.153
rC#N CF3CN Acetonitrile, trifluoro- 1.154
rC#N C2N2 Cyanogen 1.154
rC#N HCN Hydrogen cyanide 1.156
rC#N C5H7N Cyclobutanecarbonitrile 1.156
rC#N C4H5N Cyclopropanecarbonitrile 1.157
rC#N CH3CN Acetonitrile 1.157
rC#N BrCN Cyanogen bromide 1.158
rC#N CH(CN)3 tricyanomethane 1.158
rC#N C6H5CN phenyl cyanide 1.158
rC#N C5H9N Pentanenitrile 1.159
rC#N CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.159 !assumed
rC#N FCN Cyanogen fluoride 1.159
rC#N C5H9N Propanenitrile, 2,2-dimethyl- 1.159
rC#N NH2CN cyanamide 1.159
rC#N C3H2N2 Malononitrile 1.160
rC#N ICN Cyanogen iodide 1.160 re
rC#N HCCCN Cyanoacetylene 1.161
rC#N ClCN chlorocyanogen 1.161 re value
rC#N C4H4N2 Succinonitrile 1.161
rC#N C(CN)4 tetracyanomethane 1.161
rC#N C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.162 !assumed
rC#N C3H3N acrylonitrile 1.164
rC#N C4H5N (E)-2-Butenenitrile 1.164 !assumed
rC#N CH3NC methyl isocyanide 1.166 from CD3NC
rC#N HCNO fulminic acid 1.168
rC#N CN Cyano radical 1.172 re
rC#N HNC hydrogen isocyanide 1.173
rC#N CN- cyanide anion 1.177 re
 
Average 1.160 ±0.007
Min 1.140
Max 1.177