The present invention relates to an uracil compound of the formula [I]:
[wherein, Q-R3 represents a R3-substituted group of a 5-membered or 6-membered heterocyclic ring having one or two nitrogen atoms selected from the group consisting of moieties represented in the specification (wherein this heterocyclic ring may be substituted with at least one kind of substituent, Y represents oxygen, sulfur, imino or C1 to C3 alkylimino, R1 represents C1 to C3 alkyl or C1 to C3 haloalkyl, R2 represents C1 to C3 alkyl, R3 represents carboxy C1 to C6 alkyl, C1 to C6 alkoxycarbonyl C1 to C6 alkyl, OR7, SR8, N(R9)R10 or the like, X1 represents halogen, cyano, thiocarbamoyl or nitro, X2 represents hydrogen or halogen. wherein, each of R7, R8 and R10 independently represents carboxy C1 to C6 alkyl, C1 to C6 alkoxycarbonyl C1 to C6 alkyl, C1 to C6 haloalkoxycarbonyl C1 to C6 alkyl, or the like, and R9 represents hydrogen or C1 to C6 alkyl } ].
The present compound has an excellent herbicidal activity.
本发明涉及式[I]的尿
嘧啶化合物:
[其中,Q-R3 代表具有一个或两个氮原子的 5 元或 6 元杂环的 R3 取代基团,该杂环选自由本说明书所代表的分子组成的组(其中该杂环可被至少一种取代基取代,Y 代表氧、
硫、亚
氨基或 C1 至 C3 烷基亚
氨基),R1 代表 C1 至 C3 烷基或 C1 至 C3 烷基亚
氨基、
硫、亚
氨基或 C1 至 C3 烷基亚
氨基,R1 代表 C1 至 C3 烷基或 C1 至 C3 卤代烷基,R2 代表 C1 至 C3 烷基,R3 代表羧基 C1 至 C6 烷基、C1 至 C6 烷氧基羰基 C1 至 C6 烷基、OR7、SR8、N(R9)R10 或类似物,X1 代表卤素、
氰基、
硫代
氨基甲酰基或硝基,X2 代表氢或卤素。其中,R7、R8 和 R10 各自独立地代表羧基 C1 至 C6 烷基、C1 至 C6 烷氧基羰基 C1 至 C6 烷基、C1 至 C6 卤代烷氧基羰基 C1 至 C6 烷基或类似物,而 R9 代表氢或 C1 至 C6 烷基 }。].
本化合物具有优异的除草活性。