发明授权
US4941911A 2-phenylpyridazin-3-one compounds, their preparation and their use as
herbicides
失效
2-苯基哒嗪-3-酮化合物，它们的制备及其作为除草剂的用途
- 专利标题： 2-phenylpyridazin-3-one compounds, their preparation and their use as herbicides
- 专利标题（中）： 2-苯基哒嗪-3-酮化合物，它们的制备及其作为除草剂的用途
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申请号： US321064申请日： 1989-03-09
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公开(公告)号： US4941911A公开(公告)日： 1990-07-17
- 发明人: Wolfgang Freund , Gerhard Hamprecht , Bruno Wuerzer , Karl-Otto Westphalen , Norbert Meyer
- 申请人： Wolfgang Freund , Gerhard Hamprecht , Bruno Wuerzer , Karl-Otto Westphalen , Norbert Meyer
- 申请人地址： DEX Ludwigshafen
- 专利权人： BASF Aktiengesellschaft
- 当前专利权人： BASF Aktiengesellschaft
- 当前专利权人地址： DEX Ludwigshafen
- 主分类号： C07D237/16
- IPC分类号： C07D237/16 ; A01N43/58 ; A01N43/824 ; C07D237/14 ; C07D401/10 ; C07D403/10 ; C07D403/12 ; C07D405/10 ; C07D405/12 ; C07D409/10 ; C07D409/12 ; C07D411/10 ; C07D413/10 ; C07D413/12 ; C07D413/14 ; C07D417/10
摘要：
2-Phenylpyridazin-3-one compounds of the formulae ##STR1## where R is C.sub.1 -C.sub.8 -alkyl; substituted or unsubstituted benzyl; substituted or unsubstituted C.sub.3 -C.sub.8 -cycloalkyl; a 4- to 6-membered heteroaliphatic ring containing an oxygen or a sulfur atom or an N--CH.sub.3 group as ring member; substituted or unsubstituted styryl; a substituted or unsubstituted 5- or 6-membered aromatic or heteroaromatic ring which may be benzofused, processes for their manufacture, and their use.
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