发明名称 |
A solvent-free process for the preparation of ((pyridinyloxy)phenoxy) propionate derivatives. |
摘要 |
<p>A solvent-free process for the preparation of herbicidal 2-(4-(pyridinyl-2-oxy)phenoxy)propionate esters is disclosed. The process involves the coupling of a 2-fluoropyridine and an ester of 2-(4-hydroxyphenoxy)propionic acid in the presence of an anhydrous base and in the absence of an added solvent.</p> |
申请公布号 |
EP0439857(A2) |
申请公布日期 |
1991.08.07 |
申请号 |
EP19900203426 |
申请日期 |
1990.12.19 |
申请人 |
DOWELANCO |
发明人 |
LOVE, JIM;GRANT, CHARLES B.;GATLING, STERLING C. |
分类号 |
A01N43/40;C07D213/64;C07D213/643 |
主分类号 |
A01N43/40 |
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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