7-amino-2-chloro-8-ethyl-5-oxo-5,8-dihydropyrido[2,3-d]pyrimidine-6-carboxamide 、
4-(4-Cyclopropylpiperazin-1-yl)-2-difluoromethoxyphenylamine 以
N-甲基吡咯烷酮 为溶剂,
反应 18.0h,
以12%的产率得到7-Amino-2-[4-(4-cyclopropylpiperazin-1-yl)-2-difluoromethoxyphenylamino]-8-ethyl-5-oxo-5,8-dihydropyrido[2,3-d]pyrimidine-6-carboxamide