申请人:NISSAN CHEMICAL INDUSTRIES, LIMITED
公开号:EP0592676A1
公开(公告)日:1994-04-20
An iminosulfonylurea derivative represented by general formula (1) or salts thereof, a herbicide containing said derivative, and a method for killing weeds or inhibiting the growth thereof by applying said derivative, wherein Q represents Q₁ or the like, wherein E represents sulfur, oxygen or a monosubstituted nitrogen atom having an arbitrary substituent, the ring nitrogen atom may be substituted by an arbitrary substituent, and the ring carbon atom(s) may be substituted by arbitrary substituent(s); X represents oxygen or sulfur; L represents hydrogen, C₁ to C₆ alkyl, C₂ to C₆ alkenyl or C₂ to C₆ alkynyl; A represents CH or nitrogen; and B and D represent each independently C₁ to C₄ alkyl, alkyl, mono-, di- or polyhalogenated C₁ to C₄, C₁ to C₄ alkoxy, mono-, di- or polyhalogenated C₁ to C₄ alkoxy, halogen, C₁ to C₄ alkylamino or di(C₁ to C₄ alkyl)amino.
通式(1)代表的亚氨基磺酰脲衍生物或其盐,含有所述衍生物的除草剂,以及通过施用所述衍生物杀死杂草或抑制其生长的方法,其中Q代表Q₁或类似物,E代表硫、氧或具有任意取代基的单取代氮原子,环氮原子可被任意取代基取代,环碳原子可被任意取代基取代;X 代表氧或硫; L 代表氢、C₁ 至 C₆ 烷基、C₂ 至 C₆ 烯基或 C₂ 至 C₆ 烷基; A 代表 CH 或氮;B 和 D 各自独立地代表 C₁ 至 C₄ 烷基、烷基、单卤代、双卤代或多卤代 C₁ 至 C₄、C₁ 至 C₄ 烷氧基、单卤、二卤或多卤 C₁ 至 C₄ 烷氧基、卤素、C₁ 至 C₄ 烷基氨基或二(C₁ 至 C₄ 烷基)氨基。