1-(2-(4-((3-fluoro-4-methylbenzyl)amino)piperidin-1-yl)ethyl)-1,7-naphthyridin-2(1H)-one 、 ethyl acetate hydrochloride 在
乙酸乙酯 、 resultant residue 作用下,
以
乙酸乙酯 为溶剂,
反应 0.17h,
以to obtain 0.18 g of 1-(2-(4-((3-fluoro-4-methylbenzyl)amino)piperidin-1-yl)ethyl)-1,7-naphthyridin-2(1H)-one hydrochloride as a light yellow solid的产率得到1-(2-(4-((3-fluoro-4-methylbenzyl)amino)piperidin-1-yl)ethyl)-1,7-naphthyridin-2(1H)-one hydrochloride