Isobutyric acid (S)-3-[bis-(4-methoxy-phenyl)-phenyl-methoxy]-2-[2-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-acetylamino]-propyl ester 在
sodium hydroxide 、
N,N-二异丙基乙胺 作用下,
以
四氢呋喃 、
甲醇 、
二氯甲烷 为溶剂,
生成 Diisopropyl-phosphoramidous acid (S)-3-[bis-(4-methoxy-phenyl)-phenyl-methoxy]-2-[2-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-acetylamino]-propyl ester 2-cyano-ethyl ester