| 发明名称 |
METHOD FOR NITRATING ANILINE DERIVATIVES. |
| 摘要 |
<p>The invention relates to a method for carrying out the highly regioselective aromatic nitration of 4-alkanoylamino-3-alkyl-benzoic acid alkyl esters at the 5-position in a mixture containing nitric acid. The invention also relates to the use of the products obtained using said method and to the production of benzimidazole derivatives which are, in particular, pharmaceutically active.</p> |
| 申请公布号 |
MXPA01010467(A) |
申请公布日期 |
2002.05.06 |
| 申请号 |
MX2001PA10467 |
申请日期 |
2000.04.12 |
| 申请人 |
BOEHRINGER INGELHEIM PHARMA KG. |
发明人 |
SCHNEIDER, HEINRICH |
| 分类号 |
C07C227/16;C07C229/60;C07C231/12;C07C233/54;C07D235/08;C07D235/20;(IPC1-7):C07C227/16;C07D235/06 |
主分类号 |
C07C227/16 |
| 代理机构 |
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代理人 |
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| 主权项 |
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