When immediately followed by "-in" or "-ine ", "phospha-" should be replaced by "phosphor-", "arsa-" should be replaced by "arsen-" and "stiba-" should be replaced by "antimon-". In addition, the saturated six-membered rings corresponding to phosphorin and arsenin are named phosphorinane and arsenane. Further exceptions: borin is replaced by borinane.

This HTML reproduction of Sections A, B and C of IUPAC "Blue Book" is as close as possible to the published version [see Nomenclature of Organic Chemistry, Sections A, B, C, D, E, F, and H, Pergamon Press, Oxford, 1979. Copyright 1979 IUPAC.] If you need to cite these rules please quote this reference as their source.

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