、
乙氧甲酰基亚甲基三苯基膦 以
乙醇 为溶剂,
反应 2.0h,
生成
ethyl (E)-3-{(2S,3R,4R)-4-hydroxy-5-oxo-1,4-diphenyl-2-[3,4,5-tris(benzyloxy)phenyl]pyrrolidin-3-yl}acrylate 、 ethyl (E)-3-{(2R,3S,4S)-4-hydroxy-5-oxo-1,4-diphenyl-2-[3,4,5-tris(benzyloxy)phenyl]pyrrolidin-3-yl}acrylate