1-cyclopropyl-7-[3-[[2-[[(1,1-dimethylethoxy)carbonyl]amino]-1-oxypropyl]amino]-1-pyrrolidinyl]-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic acid 在
盐酸 作用下,
以
乙醇 为溶剂,
生成
7-[3-S-(2-S-aminopropionylamino)pyrrolidin-1-yl]-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic acid hydrochloride