has role cyanamide A nitrile that is hydrogen cyanide in which the hydrogen has been replaced by an amino group. CYANAMIDE Carbodiimide Cyanamide H2N-C#N NH2CN amidocyanogen carbamonitrile cyanamide cyanoamine nitrile EC 1.2.1.3 [aldehyde dehydrogenase (NAD(+))] inhibitor cyanamide(2-) one-carbon compound