4-chloro-1-(2-fluoro-4-methanesulfonyl-phenyl)-1H-pyrazolo[3,4-d]pyrimidine 、
Propan-2-yl 4-(ethylaminomethyl)piperidine-1-carboxylate 在
sodium hydride 作用下,
以
四氢呋喃 为溶剂,
生成 4-({ethyl-[1-(2-fluoro-4-methanesulfonyl-phenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]-amino}-methyl)-piperidine-1-carboxylic acid isopropyl ester