盐酸芦氟沙星合成工艺研究
Studies on Synthesis of a New Tricyclic Fluoroquinolone Rufloxacin Hydrochloride
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摘要: 设计了一条合成含硫三环氟喹诺酮抗菌药盐酸芦氟沙星(1)的新方法,总收率达32.5%。以2,3,4-三氟硝基苯为起始原料,经取代、还原、溴化、环合、缩环、螯合、甲哌化、水解成盐等八步反应制得1。Abstract: A new synthetic method of a new tricyclic fluoroquinolone rufloxacin hydrochloride(1) is designed. This method has not been reported in literature in 32.5% yield. Rufloxacin hydrochloride has been prepared in eight steps from 2, 3, 4-trifluo ronitrobenzene through substitution,reduction,bromization,cyclization,condensatio n-cyclizatio n, chelation,N-methylpiperazina tion,and hydrolysis.
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Keywords:
- Rufloxacin hydrochloride /
- Fluoroquinolone /
- Synthesis
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其他类型引用(1)
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