5-chloro-N-(5-chloropyridin-2-yl)-2-(piperidin-4-ylmethyl)aminobenzamide 、 5-chloro-N-(5-chloropyridin-2-yl)-2-(1-isopropylpiperidin-4-ylmethylamino)benzamide 在
甲醇 、 crude residue 、 silica gel 、
乙酸乙酯 、
二氯甲烷 作用下,
以ethyl acetate-2 N ammonia in methanol (95:5), then dichloromethane-2 N ammonia in methanol (90:10) provided the title compound (0.375 g, 54%) as a solid material的产率得到5-chloro-N-(5-chloropyridin-2-yl)-2-(1-isopropylpiperidin-4-ylmethylamino)benzamide