2,5-dioxopyrrolidin-1-yl 1-methylcyclopropyl carbonate 、 4-[[6-(5-Azaspiro[2.5]octan-8-yloxy)-5-methylpyrimidin-4-yl]amino]-3-chlorobenzonitrile 在
三乙胺 作用下,
以
二氯甲烷 为溶剂,
以89%的产率得到(1-Methylcyclopropyl) 8-[6-(2-chloro-4-cyanoanilino)-5-methylpyrimidin-4-yl]oxy-5-azaspiro[2.5]octane-5-carboxylate