(R)-1-(5-chloro-thiophene-2-carbonyl)-pyrrolidine-2-carboxylic acid N-[3-methyl-4-(3-oxo-morpholin-4-yl)-phenyl]-amide 在
sodium tetrahydroborate 作用下,
以
叔丁醇 为溶剂,
反应 13.0h,
以81.3%的产率得到(2R,4R)-2-[4-(3-oxo-morpholin-4-yl)-phenyl-carbamoyl]-4-phenylselanyl-pyrrolidine-1-carboxylic acid tert-butyl ester