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Synlett 1995; 1995(11): 1168-1170
DOI: 10.1055/s-1995-5205
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Reduction of Phosphine Oxides, A Mild and Practical Synthesis of Secondary P-Ethynylphosphines

Jean-François Pilard, Gnon Baba, Annie-Claude Gaumont* , Jean-Marc Denis
  • *Groupe de Physico-Chimie Structurale, URA 704 associée au CNRS, Université de Rennes I, 35042 Rennes cedex, France
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Publication History

Publication Date:
31 December 2000 (online)

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Secondary P-ethynylphosphines bearing non-uncumbered substituents are synthesized by reduction of the easily available oxide precursors with phenylsilane for the P-alkyl derivatives and with a complex reducing agent (PhSiH3-PhSiCl3) or pure PhSi(H)Cl2 for the P-phenyl derivatives.

Phosphine-oxides - Secondary P-ethynylphosphines - reduction - silanes