申请人:E.I. DU PONT DE NEMOURS AND COMPANY
公开号:EP0017473A1
公开(公告)日:1980-10-15
Compounds of the formula:
wherein
R is C,-C4 alkyl, N02, Cl, Br, SO2NR1R2 where R, and R2 are selected from C1-C3 alkyl;
X is H, Cl, Br, CH3, CH3CH2, alkoxy C,-C3, CF3, CH3S or CH30CH2;
Y is CH3 or CH30; and
Z is CH or N;
and agriculturally suitable salts thereof, exhibit herbicidal activity especially against broadleaf weeds; they are selective in certain crops, e.g. wheat and barley. The compounds can be formulated for use in conventional manner. They may be made by reacting an appropriately substituted 2-aminotriazine or 2-aminopyrimidine with a substituted thiophenenesulfonyl isocyanate.
式中的化合物:
式中
R是C,-C4烷基、N02、Cl、Br、SO2NR1R2,其中R和R2选自C1-C3烷基;
X 是 H、Cl、Br、CH3、CH3CH2、C,-C3 烷氧基、CF3、CH3S 或 CH30CH2;
Y 是 CH3 或 CH30;以及
Z 是 CH 或 N;
及其农业上适用的盐类具有除草活性,特别是对阔叶杂草;它们对某些作物,如小麦和大麦具有选择性。这些化合物可按常规方法配制使用。它们可以通过适当取代的 2-氨基三嗪或 2-氨基嘧啶与取代的噻吩磺酰基异氰酸酯反应制成。