发明名称 |
DIPHENYL ETHER HERBICIDES |
摘要 |
<p>Phenoxy phthalide derivatives having the general formula II: <CHEM> wherein R1 represents a hydrogen or halogen atom or an alkyl or haloalkyl group; R2 and R3, which may be the same or different, each independently represents a hydrogen or halogen atom or an alkyl, haloalkyl, nitro or cyano group; each group R4 represents an an identical alkenyl or alkynyl group; and X represents an oxygen or sulphur atom; together with their preparation, and use as herbicides.</p> |
申请公布号 |
GR3000959(T3) |
申请公布日期 |
1991.12.10 |
申请号 |
GR19900400783T |
申请日期 |
1990.10.19 |
申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. |
发明人 |
CLARK, MICHAEL THOMAS;RAVEN, CLIVE ALAN;GILMORE, IAN JAMES |
分类号 |
A01N43/12;C07D307/87;C07D307/88;(IPC1-7):C07D307/87 |
主分类号 |
A01N43/12 |
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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