发明授权
US4726837A Use of 4H-pyrido[2,3-d][1,3]oxazin-4-one derivatives for controlling
undesirable plant growth
失效
使用4H-吡啶并[2,3-d] [1,3]恶嗪-4-酮衍生物来控制不期望的植物生长
- 专利标题: Use of 4H-pyrido[2,3-d][1,3]oxazin-4-one derivatives for controlling undesirable plant growth
- 专利标题(中): 使用4H-吡啶并[2,3-d] [1,3]恶嗪-4-酮衍生物来控制不期望的植物生长
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申请号: US760643申请日: 1985-07-30
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公开(公告)号: US4726837A公开(公告)日: 1988-02-23
- 发明人: Gerhard Hamprecht , Juergen Varwig , Bruno Wuerzer , Norbert Meyer
- 申请人: Gerhard Hamprecht , Juergen Varwig , Bruno Wuerzer , 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
- 优先权: DEX3428476 19840802
- 主分类号: A01N43/90
- IPC分类号: A01N43/90 ; A01N47/02 ; C07D498/04 ; A01N43/84
摘要:
4H-Pyrido[2,3-d][1,3]oxazin-4-one derivatives of the formula ##STR1## where Y is oxygen or sulfur and R is phenyl which is unsubstituted or substituted by halogen, haloalkyl, haloalkoxy, haloalkylmercapto, haloalkylsulfinyl or haloalkylsulfonyl, are used for controlling undesirable plant growth.
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