申请人:Schering Agrochemicals
公开号:US04795483A1
公开(公告)日:1989-01-03
The invention provides certain herbicidal thiazolotriazole sulphonamides, processes for their preparation, and compositions containing them, the compounds being of the formula: ##STR1## where: R.sup.1 and R.sup.2, which may be the same or different, each represent hydrogen, hydroxy, halo, cyano, substituted or unsubstituted alkyl, alkoxy, alkenyloxy, alkynyloxy, aryl, aralkyl, heteroaryl or carbamoyl, or a group --COR.sup.a or --CO.sub.2 R.sup.a or where R.sup.a is hydrogen or alkyl; or R.sup.1 and R.sup.2 together represent an alkylene chain of 3 or 4 carbon atoms; R.sup.3 represents a substituted or unsubstituted aryl, heterocyclyl or benzheterocyclyl group; and R.sup.4 represents hydrogen, an alkali-metal atom, an ammonium group, a substituted or unsubstituted alkyl, alkenyl, alkynyl, acyl, alkoxycarbonyl or aralkyl group, a heterocyclic group, or a group of the formula: ##STR2## where R.sup.1 and R.sup.2 are as defined hereinbefore.
这项发明提供了一些除草噻唑三唑磺胺类化合物,以及它们的制备方法和含有它们的组合物。这些化合物的结构如下:其中:R.sup.1和R.sup.2,可以相同也可以不同,分别代表氢、羟基、卤素、氰基、取代或未取代的烷基、烷氧基、烯基氧基、炔基氧基、芳基、芳基烷基、杂芳基或氨甲酰基,或者是一个--COR.sup.a或--CO.sub.2R.sup.a基团,其中R.sup.a是氢或烷基;或者R.sup.1和R.sup.2一起代表一个含有3或4个碳原子的烷基链;R.sup.3代表一个取代或未取代的芳基、杂环烷基或苯杂环烷基基团;R.sup.4代表氢、碱金属原子、铵基团、取代或未取代的烷基、烯基、炔基、酰基、烷氧羰基或芳基烷基基团、杂环基团,或者一个下式的基团:其中R.sup.1和R.sup.2如上定义。