(4RS,5SR)-1-Methyl-3-oxa-4-<<(tetrahydropyranyl)oxy>methyl>-5-cinnamoyl-5-methyl-2-pyrrolidinone 在
sodium tetrahydroborate 作用下,
以
甲醇 为溶剂,
反应 1.0h,
以98.8%的产率得到(4RS,5RS)-1-Methyl-3-oxa-4-<<(tetrahydropyranyl)oxy>methyl>-5-(1'-hydroxycinnamyl)-5-methoxy-2-pyrrolidinone