| 发明名称 |
Synthesis of substituted pyrazoles. |
| 摘要 |
<p>The present invention provides a novel process for selectively alkylating pyrazoles comprising reacting a 3(5)-cyano-1H-pyrazole-4-carboxylic acid ester with a C4-C11 alkene, or a C5-C6 cycloalkene, and a strong acid in a solvent which contains a strong electron withdrawing group. Also provided are new 3(5)-cyano-1H-pyrazole-4-carboxylic acid esters.</p> |
| 申请公布号 |
EP0286279(A1) |
申请公布日期 |
1988.10.12 |
| 申请号 |
EP19880302601 |
申请日期 |
1988.03.24 |
| 申请人 |
ELI LILLY AND COMPANY |
发明人 |
AIKINS, JAMES ABRAHAM;BECK, JAMES RICHARD;TAO, EDDIE VI-PING |
| 分类号 |
A01N43/56;A01P13/00;C07B61/00;C07D231/14 |
主分类号 |
A01N43/56 |
| 代理机构 |
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| 主权项 |
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| 地址 |
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