申请人:Newton Trevor William
公开号:US08669208B2
公开(公告)日:2014-03-11
The present invention provides benzoxazinones of formula I
wherein
R1 is hydrogen or halogen;
R2 is hydrogen, C1-C6-alkyl, C1-C6-haloalkyl, C3-C6-cycloalkyl, C3-C6-alkenyl, C3-C6-haloalkenyl, C3-C6-alkynyl, C3-C6-haloalkynyl, C1-C6-alkoxy or C3-C6-cycloalkyl-C1-C6-alkyl;
R3 is halogen;
R4 is halogen;
X is O or S; and
Y is a substituted or unsubstituted heterocycle;
Benzoxazinones of formula I are useful as herbicides.
本发明提供了式I的苯并噁嗪酮,其中R1为氢或卤素;R2为氢,C1-C6烷基,C1-C6卤代烷基,C3-C6环烷基,C3-C6烯基,C3-C6卤代烯基,C3-C6炔基,C3-C6卤代炔基,C1-C6烷氧基或C3-C6环烷基-C1-C6烷基;R3为卤素;R4为卤素;X为O或S;而Y则为取代或未取代的杂环。式I的苯并噁嗪酮可用作除草剂。