7-chloro-1,2,3,4-tetrahydro-2,6-naphthyridine 、 3-((4-(2-aminopyrazolo[1,5-a]pyridin-5-yl)-6-(difluoromethoxy)pyridin-3-yl)oxy)-2,2-dimethylpropanenitrile 在
[(2-di-cyclohexylphosphino-3,6-dimethoxy-2’,4’,6’-triisopropyl-1,1‘-biphenyl)-2-(2‘-amino-1,1’-biphenyl)]palladium(II) methanesulfonate 、
caesium carbonate 作用下,
以
1,4-二氧六环 为溶剂,
反应 16.0h,
生成 3-[[6-(difluoromethoxy)-4-[2-(5,6,7,8-tetrahydro-2,6-naphthyridin-3-ylamino)pyrazolo[1,5-a]pyridin-5-yl]-3-pyridyl]oxy]-2,2-dimethylpropanenitrile