Application Precursors used in the synthesis of various phosphines. Used to introduce the diphenylphosphinyl moiety by aryl ortho-lithiation. Packaging 25, 100, 500 g in glass bottle
• Reacts with Li metal in liquid ammonia to give the Li diphenylphosphide: Tetrahedron Lett., 21, 3535 (1980). Reaction with vinyl lithium intermediates from the reaction of alkyllithiums with sulfonylhydrazones (see p-Toluenesulfonyl hydrazide, A13529) gives vinylphosphines: Tetrahedron Lett., 22, 4619 (1981).