发明名称 |
Process for the preparation of dialkyl, pyridine-2,3-dicarboxylates and derivatives thereof from dialkyl dichloromaleate. |
摘要 |
<p>There is provided a process for the preparation of substituted and unsubstituted-2,3-pyridinedicarboxylate compounds by reacting a dialkyl dichloromaleate with a source of ammonia and an appropriately substituted alpha , beta -unsaturated aldehyde or ketone.</p> |
申请公布号 |
EP0461401(A1) |
申请公布日期 |
1991.12.18 |
申请号 |
EP19910107659 |
申请日期 |
1991.05.11 |
申请人 |
AMERICAN CYANAMID COMPANY |
发明人 |
CEVASCO, ALBERT ANTHONY;CHIARELLO, GEORGE ANELLO;RIEKER, WILLIAM FREDERICK;DOEHNER, ROBERT F. |
分类号 |
A01N43/50;C07C229/30;C07D;C07D213/80;C07D213/803 |
主分类号 |
A01N43/50 |
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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