3-fluoro-6-{[(3S,4S)-3-hydroxy-4-({[(2-oxo-2,3-dihydro-1H-pyrido[3,4-b][1,4]oxazin-7-yl)methyl]amino}methyl)-1-pyrrolidinyl]methyl}-5,6-dihydro-4H,8H-pyrido[3,2,1-de]-1,5-naphthyridin-8-one 在
盐酸 作用下,
以
1,4-二氧六环 、
甲醇 为溶剂,
生成 3-fluoro-6-{[(3S,4S)-3-hydroxy-4-({[(2-oxo-2,3-dihydro-1H-pyrido[3,4-b][1,4]oxazin-7-yl)methyl]amino}methyl)-1-pyrrolidinyl]methyl}-5,6-dihydro-4H,8H-pyrido[3,2,1-de]-1,5-naphthyridin-8-one dihydrochloride