(6R)-3-fluoro-6-{[(3S,4S)-3-hydroxy-4-({[(3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazin-6-yl)methyl]amino}methyl)-1-pyrrolidinyl]methyl}-5,6-dihydro-8H-[1,4]oxazino[2,3,4-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 (6R)-3-fluoro-6-{[(3S,4S)-3-hydroxy-4-({[(3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazin-6-yl)methyl]amino}methyl)-1-pyrrolidinyl]methyl}-5,6-dihydro-8H-[1,4]oxazino[2,3,4-de]-1,5-naphthyridin-8-one dihydrochloride