(R)-1-[[4-[2-[(R)-2-tert-butoxycarbonyl-pyrrolidin-1-yl]-2-oxo-ethoxy]-phenoxy]-acetyl]-pyrrolidine-2-carboxylic acid tert-butyl ester 以
三氟乙酸 为溶剂,
反应 19.0h,
以gave 265 mg (96%) of the title compound as a white powder的产率得到(R)-1-[[4-[2-[(R)-2-carboxy-pyrrolidin-1-yl]-2-oxo-ethoxy]-phenoxy]-acetyl]-pyrrolidine-2-carboxylic acid