发明授权
US4523946A Substituted 4,5-dimethoxypyridazones and their use for controlling
undesirable plant growth
失效
取代的4,5-二甲氧基哒嗪及其用于控制不希望的植物生长的用途
- 专利标题: Substituted 4,5-dimethoxypyridazones and their use for controlling undesirable plant growth
- 专利标题(中): 取代的4,5-二甲氧基哒嗪及其用于控制不希望的植物生长的用途
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申请号: US457655申请日: 1983-01-13
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公开(公告)号: US4523946A公开(公告)日: 1985-06-18
- 发明人: Adolf Parg , Bruno Wuerzer , Gerhard Hamprecht
- 申请人: Adolf Parg , Bruno Wuerzer , Gerhard Hamprecht
- 申请人地址: DEX
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DEX
- 优先权: DEX3202678 19820128
- 主分类号: C07D237/14
- IPC分类号: C07D237/14 ; A01N43/58 ; C07D237/16 ; C07D237/22
摘要:
Substituted 4,5-dimethoxypyridazones of the formula ##STR1## where R.sup.1, R.sup.2 and R.sup.3 independently of one another are each hydrogen, halogen, nitro, cyano, carboxyl, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylmercapto, haloalkylmercapto, alkylsulfinyl or alkylsulfonyl and n is 0, 1 or 2, are used for controlling undesirable plant growth.
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