发明授权
US4523034A Herbicidal diphenyl ethers, their preparation and their use as herbicides
失效
除草二苯醚，它们的制备及其作为除草剂的用途
- 专利标题： Herbicidal diphenyl ethers, their preparation and their use as herbicides
- 专利标题（中）： 除草二苯醚，它们的制备及其作为除草剂的用途
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申请号： US356736申请日： 1982-03-10
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公开(公告)号： US4523034A公开(公告)日： 1985-06-11
- 发明人: Adolf Parg , Gerhard Hamprecht , Bruno Wuerzer
- 申请人： Adolf Parg , Gerhard Hamprecht , Bruno Wuerzer
- 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： DEX3114072 19810408
- 主分类号： A01N41/08
- IPC分类号： A01N41/08 ; A01N55/02 ; C07C67/00 ; C07C301/00 ; C07C307/10 ; C07C143/86 ; A01N41/00
摘要：
Diphenyl ethers of the formula ##STR1## where Z.sub.1 and Z.sub.2 are each hydrogen, halogen, nitro, cyano, carboxyl, alkyl, haloalkyl or alkoxy, Z.sub.3 is halogen, nitro, cyano, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylmercapto, haloalkylmercapto, alkylsulfinyl, haloalkylsulfinyl, alkylsulfonyl or haloalkylsulfonyl, Y is halogen, cyano or nitro, R.sub.1 is hydrogen, alkyl, cycloalkyl, alkoxy, haloalkyl or alkoxyalkyl, R.sub.2 is hydrogen, alkyl, acyl or an alkali metal atom and R.sub.3 is hydrogen, alkyl or an alkali metal atom, and herbicides containing these compounds.
公开/授权文献
- US5664071A Graphics plotting apparatus and method 公开/授权日：1997-09-02
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