sodium hydroxide; glutamic decarboxylase ex Escherichia coli; pyridoxal 5'-phosphate in pyridine; water T=30°C; Decarboxylation; 48 h;

hydrogenchloride 4 h; Heating;

1: 40 percent / diethylaminosulfur trifluoride / or with 2-chloro-1,1,2-trifluorotriethylamine 2: 57.7 percent / RuO4 / ethyl acetate 3: 55 percent / conc. hydrochlorid acid / 4 h / Heating View Scheme

1: 57.7 percent / RuO4 / ethyl acetate 2: 55 percent / conc. hydrochlorid acid / 4 h / Heating View Scheme