发明名称 |
7-SUBSTITUTED 2,3-DIHYDROBENZOFURANS, THEIR PREPARATION AND THEIR USE AS PESTICIDES OR AS CHEMICAL INTERMEDIATES |
摘要 |
The invention relates to 7-substituted 2,3-dihydrobenzofurans. There are provided 7-substituted benzofurans of general formula <CHEM> wherein each R<1> represents a hydrogen atom or a methyl group; X, Y and Z together represent a bridging group -CO-O-C(OR)=, or X is a chlorocarbonyl group, Y is hydrogen and Z is a carboxylate ester group -COOR, or X and Y are both hydrogen and Z is a carboxylate ester group -COOR or a sulfonic acid group -SO3H, or a salt thereof, and R represents a methyl, ethyl or propynyl group; their preparation; and their use as pesticides or as intermediates in the preparation of pesticidally active compounds. |
申请公布号 |
DE3165774(D1) |
申请公布日期 |
1984.10.04 |
申请号 |
DE19813165774 |
申请日期 |
1981.07.30 |
申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. |
发明人 |
PILGRAM, KURT HANS GERHARD;SKILES, RICHARD DANIEL;TIEMAN, CHARLES HENRY |
分类号 |
A01N43/82;A01N43/824;A01N47/24;C07D307/79;(IPC1-7):C07D307/79;C07D413/04 |
主分类号 |
A01N43/82 |
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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