2-(dimethylamino)ethyl 5-chloro-1-(2-ethoxyethyl)-7-(4-methylpyridin-2-ylamino)-1Hpyrazolo[4,3-d]pyrimidine-3-carboxylate 、
N-异丙基甲胺 在
cesium fluoride 作用下,
以
二甲基亚砜 为溶剂,
反应 18.0h,
生成 2-(dimethylamino)ethyl 1-(2-ethoxyethyl)-5-[isopropyl(methyl)amino]-7-[(4-methylpyridin-2-yl)amino]-1H-pyrazolo[4,3-d]pyrimidine-3-carboxylate