6-(((3S,4R)-1-(2-(7-fluoro-2-oxo-1,5-naphthyridin-1(2H)-yl)ethyl)-3-methoxypiperidin-4-ylamino)methyl)-2H-pyrido[3,2-b][1,4]oxazin-3(4H)-one 、
sodium methylate 以
甲醇 为溶剂,
反应 2.0h,
以14.85%的产率得到6-(((3S,4R)-3-methoxy-1-(2-(7-methoxy-2-oxo-1,5-naphthyridin-1(2H)-yl)ethyl)piperidin-4-ylamino)methyl)-2H-pyrido-[3,2-b][1,4]oxazin-3(4H)-one