申请人:Ciba-Geigy Corporation
公开号:US04007032A1
公开(公告)日:1977-02-08
This invention discloses new triazine derivatives, to herbicidal compositions containing them and to a method for selectively controlling weeds in cultivated crops with them. The triazine derivatives correspond to the formula I ##STR1## wherein R.sub.1 represents hydrogen, C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.4 -C.sub.7 -cycloalkylalkyl, C.sub.2 -C.sub.6 -alkoxyalkyl, C.sub.2 -C.sub.6 -cyanoalkyl, C.sub.3 -C.sub.4 -alkenyl or C.sub.3 -C.sub.4 -alkynyl, R.sub.2 represents hydrogen or C.sub.1 -C.sub.6 -alkyl, R.sub.3 represents hydrogen or C.sub.1 -C.sub.6 -alkyl, R.sub.4 represents C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.2 -C.sub.6 -alkoxyalkyl, C.sub.2 -C.sub.6 -cyanoalkyl or C.sub.1 -C.sub.6 -halogenoalkyl, R.sub.5 represents methoxy, ethoxy, methylthio, ethylthio or azido (N.sub.3), and Y and Z each independently represent sulphur or oxygen.
本发明披露了新的三嗪衍生物,以及包含它们的除草剂组合物和用它们选择性控制耕作作物中杂草的方法。三嗪衍生物对应于公式I,其中R1代表氢、C1-C6烷基、C3-C6环烷基、C4-C7环烷基烷基、C2-C6烷氧基烷基、C2-C6氰基烷基、C3-C4烯基或C3-C4炔基,R2代表氢或C1-C6烷基,R3代表氢或C1-C6烷基,R4代表C1-C6烷基、C3-C6环烷基、C2-C6烷氧基烷基、C2-C6氰基烷基或C1-C6卤代烷基,R5代表甲氧基、乙氧基、甲硫基、乙硫基或叠氮基(N3),而Y和Z分别独立地表示硫或氧。