| 发明名称 |
Alkyl esters of 5-heterocyclic-pyridine-2,3-dicarboxylic acids and methods for the preparation thereof |
| 摘要 |
There are provided alkyl esters of 5-heterocyclic-pyridine-2,3-dicarboxylic acids useful as intermediates for the preparation of highly effective 5-heterocyclic-2-(2-imidazolin-2-yl)pyridine herbicidal agents and methods for the preparation thereof.
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| 申请公布号 |
US5344935(A) |
申请公布日期 |
1994.09.06 |
| 申请号 |
US19930068363 |
申请日期 |
1993.05.27 |
| 申请人 |
AMERICAN CYANAMID COMPANY |
发明人 |
FINN, JOHN M. |
| 分类号 |
A01N43/50;A01N43/62;A01N43/74;A01N43/90;A01N47/16;A01N47/38;C07D401/04;C07D401/14;C07D405/04;C07D405/14;C07D409/04;C07D409/14;C07D411/04;C07D411/14;C07D413/04;C07D413/14;C07D471/14;(IPC1-7):C07D213/26;C07D213/46;C07D215/14 |
主分类号 |
A01N43/50 |
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