申请人:Sumitomo Chemical Company, Limited
公开号:US06537948B1
公开(公告)日:2003-03-25
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 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.
本发明涉及一种尿嘧啶化合物,其化学式为[I]:[其中,Q-R3代表选择自本规范中所表示的基团的5元或6元杂环环中的一个或两个氮原子的R3取代基团(其中,该杂环环可以用至少一种取代基团取代,Y代表氧、硫、亚胺或C1至C3烷基亚胺,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、硫脲基或硝基,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,R9代表氢或C1至C6烷基]。该化合物具有优异的除草活性。