6-(2-chloroethyl)-2-oxa-6-azaspiro[3.4]octane 、 6-hydroxy-4-(6-(4-((6-methoxypyridin-3-yl)methyl)piperazin-1-yl)pyridin-3-yl)pyrazolo[1,5-a]pyridine-3-carbonitrile 在
caesium carbonate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 18.0h,
以7.6%的产率得到6-(2-(2-oxa-6-azaspiro[3.4]oct-6-yl)ethoxy)-4-(5-(6-((6-methoxypyridin-3-yl)methyl)-3,6-diazabicyclo[3.1.1]heptan-3-yl)pyrazin-2-yl)pyrazolo[1,5-a]pyridine-3-carbonitrile