Radical ions. 48. Radical anions as intermediates in the reductive desulfurization of tertiary phosphine sulfides. Chemische Berichte, (115)4:1265--1277, 1982. [PUMA: anion anion;phosphine anion;radical aryldimethyl aryldimethylphosphine cyclic desulfurization phosphine radical sulfide sulfide;ESR sulfide;reductive tertiary voltammetry]