Derivatives of @N04151@ having the general structure R–C≡N+–Y−. A subclass of 1,3-@D01753@ including @N04148@, @N04150@, @N04152@ and @N04153@.
Source: PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1351 [Terms] [Paper]