6-hydroxy-4-(6-(4-((6-methoxypyridin-3-yl)methyl)piperazin-1-yl)pyridin-3-yl)pyrazolo[1,5-a]pyridine-3-carbonitrile 、
2-(2-chloroethyl)-2-azabicyclo[2.2.1]heptane 在
caesium carbonate 作用下,
以
N,N-二甲基乙酰胺 为溶剂,
以90 mg的产率得到6-(2-(2-azabicyclo[2.2.1]heptan-2-yl)ethoxy)-4-(6-(4-((6-methoxypyridin-3-yl)methyl)piperazin-1-yl)pyridin-3-yl)pyrazolo[1,5-a]pyridine-3-carbonitrile