https://doi.org/10.1351/goldbook.D01692
Compounds of structure RN2+Y−, in which R is generally but not necessarily aryl, and the cations of which are usually formulated as RN+≡N, E.g. PhN+≡N benzenediazonium chloride. They may also be named, from the @C01309@ RN=N+, hydrocarbyldiazenylium salts.