4-{2-[(1-ethoxycarbonyl-ethoxy)-phenoxy-phosphoryl]-ethyl}-piperazine-1-carboxylic acid tert-butyl ester 、
三氟乙酸 以
二氯甲烷 为溶剂,
反应 6.0h,
生成 2-[phenoxy-(2-piperazin-1-yl-ethyl)-phosphinoyloxy]-propionic acid ethyl ester 、
2-[phenoxy-(2-piperazin-1-yl-ethyl)-phosphinoyloxy]-propionic acid ethyl ester