7-[2-[4-cyano-1-(pyridin-4-yl)piperidin-4-yl]ethoxy]-1,2,3,4-tetrahydroisoquinoline-2-carboxylic acid benzyl ester 、
碳酸氢钠 在
palladium-carbon ammonium formate 作用下,
以
乙醇 为溶剂,
生成
7-[2-[4-cyano-1-(pyridin-4-yl)piperidin-4-yl]ethoxy]-1,2,3,4-tetrahydroisoquinoline