2-(Methoxy-{1-[(R)-2-(4-nitro-phenylmethanesulfonylamino)-propionylamino]-ethyl}-phosphinoylmethyl)-pentanedioic acid dimethyl ester 在
lithium hydroxide 作用下,
以
1,4-二氧六环 为溶剂,
生成 2-(hydroxy-{1-[(R)-2-(4-nitro-phenylmethanesulfonylamino)-propionylamino]-ethyl}-phosphinoylmethyl)-pentanedioic acid