申请人:Niddam-Hildesheim Valerie
公开号:US20050080264A1
公开(公告)日:2005-04-14
Provided are a method for making (±)-
1
-Cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-(3-methyl-1-piperazinyl)-4-oxo-3-quinolenecarboxylic acid, commonly known as gatifloxacin, in high purity, in a suspension in a dipolar aprotic solvent.
提供了一种制备高纯度的(±)-1-环丙基-6-氟-1,4-二氢-8-甲氧基-7-(3-甲基-1-哌嗪基)-4-氧代-3-喹诺酸,通常称为加替沙星的方法,该方法以偶极无质子溶剂悬浮。