Herbicide

阅读:647发布:2020-10-11

专利汇可以提供Herbicide专利检索,专利查询,专利分析的服务。并且PURPOSE: A herbicide showing extremely excellent cooperative action and synergistic action, exhibiting properly selective herbicidal action, having improved prolonged effect, obtained by blending a substituted phenylsulfonylurea derivative with a diphenyl ether derivative.
CONSTITUTION: A herbicide comprising a substituted phenylsulfonylurea derivative [e.g., N-2-biphenylylsulfonyl, N'-(4-methoxy-6-methyl-pyrimidine-2-yl)urea, etc.] shown by the formula I [X is O, or single bond; Y is H or Cl; R is group shown by the formula II or formula III (R
1 and R
2 are methyl or methoxy)] and a diphenyl ether derivative (e.g., 2,4-dichlorophenyl 3-methoxycarbonyl-4-nitrophenyl ether, etc.) shown by the formula IV(X is Cl or CF
3 ; Y is H or Cl; Z is H, alkoxy, etc.) as active ingredients.
EFFECT: Having improved safety, showing a wide herbicidal spectrum and durability with improved effect.
COPYRIGHT: (C)1983,JPO&Japio,下面是Herbicide专利的具体信息内容。

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