2-乙氧基乙胺 、
4-chloro-1-(2-chloro-3-phenoxy-propyl)-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid ethyl ester 以
甲苯 为溶剂,
以50%的产率得到1-(2-Chloro-3-phenoxy-propyl)-4-(2-ethoxy-ethylamino)-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid ethyl ester; hydrochloride