1-(1,1-Dimethylethyl) 2-methyl-5-oxo-4-(phenylmethyl)-1,2-pyrrolidinedicarboxylate 、
1,4-二氧六环 以
盐酸 为溶剂,
反应 2.0h,
以to give methyl-5-oxo-4-(phenylmethyl)-prolinate as a creamy/white solid (0.205 g)的产率得到(S)-4-benzyl-5-oxo-pyrrolidine-2-carboxylic acid methyl ester