hydrogenchloride; hydrogen; palladium on activated charcoal in methanol; water P=2068.6 Torr; 2 h;

1: 72 percent / p-TsOH, N,N'-dicyclohexylcarbodiimide, pyridine / 24 h / Ambient temperature 2: 77 percent / H2, 0.5N HCl / 10percent Pd/C / H2O; methanol / 2 h / 2068.6 Torr View Scheme