3-(3-benzyloxypropoxy)-5-(2-oxopyrrolidin-1-yl)benzoic acid methyl ester 在
钯 silica gel 、 Isohexane ethyl acetate 作用下,
以
甲醇 为溶剂,
反应 72.0h,
以gave 3-(3-hydroxy-propoxy)-5-(2-oxo-pyrrolidin-1-yl)-benzoic acid methyl ester (B15) (260 mg, 69% over 2 steps)的产率得到3-(3-hydroxypropoxy)-5-(2-oxo-pyrrolidin-1-yl)benzoic acid methyl ester