| 发明名称 |
PROCEDIMIENTO PARA LA OBTENCION DEL ACIDO 1-CICLOPROPIL-6- FLUORO-1,4-DIHIDRO-4-OXO-7-(1-PIPERACINIL)-3-QUINOLINCARBO- XILICO |
| 摘要 |
<p>1-Cyclopropyl 6-fluoro 1,4-dihydro 4-oxo 7-(1-piperazinyl) quinoline-3-carboxylic acid of formula (I) is made by reacting 7-chloro-1-cyclopropyl 6-fluoro 1,4-dihydro 4-oxo quinoline 3-carboxylic acid (II) with 1,4-bis(trimethylsilyl) piperazine (III) in an inert solvent e.g. CHCl3, CH2Cl2 or acetonitrile, in presence of an aliphatic or aromatic tert. amine, at 0-80 deg.C.</p> |
| 申请公布号 |
ES543209(D0) |
申请公布日期 |
1986.02.16 |
| 申请号 |
ES20090005432 |
申请日期 |
1985.05.16 |
| 申请人 |
FARMHISPANIA, S.A. Y BIOIBERICA, S.A. |
发明人 |
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| 分类号 |
A61K31/44;C07D215/56;C07D295/00;(IPC1-7):C07D215/56 |
主分类号 |
A61K31/44 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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