氢氧化钾 、
ethyl (S)-8-fluoro-4-methyl-1-oxo-9-(2-phenylaminomethylpyrrolidin-1-yl)-1,4-dihydrobenzo[f] [1,7]naphthyridine-2-carboxylate 、
盐酸 在
水 作用下,
以
乙醇 、
水 为溶剂,
100.0 ℃
、133.32 kPa
条件下,
反应 28.0h,
以1 g of (S)-8-fluoro-4-methyl-1-oxo-9-(2-phenylaminomethylpyrrolidin-1-yl)-1,4-dihydrobenzo[f][1,7]naphthyridine-2-carboxylic acid was obtained in the form of an orange-colored solid, which melted at around 250° C.的产率得到9-[2-Anilinomethyl-(2S)-pyrrolidino]-8-fluoro-4-methyl-1-oxo-1,4-dihydrobenzo[f] [1,7]naphthyridine-2-carboxylic acid