3-benzo[1,3]dioxol-5-yl-4-[1-(3-5,6,7,8-tetrahydro-[1,8]naphthyridin-2-yl-propionyl)-piperidin-4-yl]-butyric acid methyl ester 在
sodium hydroxide 作用下,
以
1,4-二氧六环 为溶剂,
生成 β-(1,3-Benzodioxol-5-yl)-1-[1-oxo-3-(5,6,7,8-tetrahydro-1,8-naphthyridin-2-yl)propyl]-4-piperidinebutanoic acid