| 发明名称 |
EINTOPFSYNTHESE VON 3-CYCLOPROPYLAMINO-2- 2,4- DIBROMO-3-(DIFLUOROMETHOXY)BENZOYLÖ-2-PROPENSÄU E ALKYLESTER ALS NÜTZLICHES ZWISCHENPRODUKT FÜR ANTIBAKTERIELLE QUINOLON-ARZNEISTOFFE |
| 摘要 |
<p>The present invention relates to a new and industrially advantageous one-pot process for the preparation of alkyl 3-cyclopropyl amino-2-[2,4-dibromo-3-(difluoromethoxy) benzoyl]-2-propenoates in which R represents methyl or ethyl, which are valuable intermediates for the production of highly active antibacterial quinolone medicaments.</p> |
| 申请公布号 |
AT364036(T) |
申请公布日期 |
2007.06.15 |
| 申请号 |
AT20010908049T |
申请日期 |
2001.03.07 |
| 申请人 |
RANBAXY LABORATORIES LIMITED;TOYAMA CHEMICAL CO., LTD. |
发明人 |
BOSE, PROSENJIT;KUMAR, NARESH;KIYOTO, TARO |
| 分类号 |
C07C227/18;C07C229/00;C07C227/16;C07C229/34 |
主分类号 |
C07C227/18 |
| 代理机构 |
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