3-{4-[2-(Diethoxy-phosphoryl)-2,2-difluoro-1-hydroxy-ethyl]-phenyl}-2-(9H-fluoren-9-ylmethoxycarbonylamino)-propionic acid methyl ester 在
lithium hydroxide 作用下,
以
四氢呋喃 为溶剂,
以50%的产率得到3-{4-[2-(Diethoxy-phosphoryl)-2,2-difluoro-1-hydroxy-ethyl]-phenyl}-2-(9H-fluoren-9-ylmethoxycarbonylamino)-propionic acid