hydrogen; palladium on activated charcoal in ethanol 2 h;

1: With 9-amino(9-deoxy)epiquinidine tri(trichloroacetic acid); dihydrogen peroxide in 1,4-dioxane; water T=50°C; 36 h; 2: With sodium hydroxide in tetrahydrofuran; 1,4-dioxane; diethyl ether; water T=20°C; 12 h; enantioselective reaction;