In the presence of a catalytic amount of Ru (OCOCH3) 2 [(S)-H8-BINAP][H8-BINAP= 2, 2'-bis (diphenylphosphino)-5, 5', 6, 6', 7, 7', 8, 8'-octahydro-1, 1'-binaphthyl], the asymmetric hydrogenation of α, β-and β, γ-unsaturated carboxylic acids afforded the corresponding ...