title: Removal of the N alpha-benzyloxycarbonyl group from cysteine-containing peptides by catalytic hydrogenolysis in liquid ammonia, exemplified by a synthesis of oxytocin.
mesh_terms: D000641:Ammonia; D001593:Benzyl Compounds; D002384:Catalysis; D003545:Cysteine; D006865:Hydrogenation; D008722:Methods; D010121:Oxytocin / Q000138:chemical synthesis*
chemical_list: D001593:Benzyl Compounds; D010121:Oxytocin; D000641:Ammonia; D003545:Cysteine