The first stereospecific catalytic hydrogenation with a polymer supported optically active rhodium complex

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Abstract
Optical yields up to 100% are obtained in the heterogeneous hydrogenation of α-(acetylamino)cinnamic acid and its methyl ester in the presence of rhodium complexes of 3,4-(R,R)-bis(diphenylphosphino)pyrrolidine, bound covalently to silica.