{1-[3-(5-Carbamoyl-1-methyl-3-propyl-1H-pyrazol-4-ylcarbamoyl)-4-propoxy-benzenesulfonyl]-piperidin-4-yl}-phosphonic acid diethyl ester 在
sodium hydroxide 作用下,
以
乙醇 为溶剂,
生成 {1-[3-(1-Methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-propoxy-benzenesulfonyl]-piperidin-4-yl}-phosphonic acid monoethyl ester