3-(3-Dimethylamino-methylene-4-oxo-piperidin-1-yl)-4-methyl-N-(3-trifluoromethyl-phenyl)benzamide 、
N-(4-氯苯基)胍 、
sodium acetate 在
乙酸乙酯 、 Brine 、
Sodium sulfate-III 、 crude product 、 silica gel 、
3-[2-(4-chloro-phenylamino)-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-6-yl]-4-methyl-N-(3-trifluoromethyl phenyl)benzamide 作用下,
以
乙醇 、
水 为溶剂,
反应 12.0h,
以to give pure desired product i.e., 3-[2-(4-Chloro-phenylamino)-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-6-yl]-4-methyl-N-(3-trifluoromethyl phenyl)benzamide [28] as off white solid的产率得到3-[2-(4-chloro-phenylamino)-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-6-yl]-4-methyl-N-(3-trifluoromethyl phenyl)benzamide