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diphenylphosphine : ウィキペディア英語版 | diphenylphosphine
|Section2= |Section3= }} Diphenylphosphine, also known as diphenylphosphane, is an organophosphorus compound with the formula (C6H5)2PH. This foul-smelling, colorless liquid is easily oxidized in air. It is a precursor to organophosphorus ligands for use as catalysts. ==Synthesis== Diphenylphosphine can be prepared cheaply from triphenylphosphine. :PPh3 + 2 Li → LiPPh2 + LiPh :LiPPh2 + H2O → Ph2PH + LiOH
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