(R)-t-Butyl 4-(2-(4-(3-(benzyloxy)phenylthio)-3-(trifluoromethyl)benzoyl)hydrazine-carbonyl)-2,2,4-trimethyloxazolidine-3-carboxylate 、
4-(3-(benzyloxy)phenylthio)-2-chlorobenzohydrazide 以
乙酸乙酯 为溶剂,
生成 (R)-t-Butyl 4-(2-(4-(3-(benzyloxy)phenylthio)-2-chlorobenzoyl)hydrazinecarbonyl)-2,2,4-trimethyloxazolidine-3-carboxylate