Asymmetric synthesis of a rigid diphosphine ligand containing two phosphorus and four carbon stereogenic centres by means of a chiral palladium complex promoted Diels–Alder reaction

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Pak-Hing Leung, S. Selvaratnam, C. R. Cheng, K. F. Mok, Nicholas H. Rees and William McFarlane


Abstract

An optically pure diphosphine ligand containing two phosphorus and four carbon stereogenic centres is prepared efficiently by a chiral organopalladium complex promoted asymmetric Diels–Alder reaction between phenyldi[(Z)-prop-1-enyl]phosphine and 1-phenyl-3,4-dimethylphosphole.


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