Salts and
C-organyl derivatives of hydrogen cyanide,
HC≡N, e.g.
CH3C≡N methyl cyanide (acetonitrile),
NaCN sodium cyanide,
PhC(=O)CN
benzoyl cyanide.
See also: isocyanides, nitriles, carbonitriles
Source:
PAC, 1995, 67, 1307. 'Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)' on page 1329 (https://doi.org/10.1351/pac199567081307)