Novel substituted thiophenesulfonamide compounds useful as herbicides which are represented by the following formula, and salts thereof: ##STR1## wherein either one of X and Y is an ethenyl or propenyl group having all hydrogen atoms replaced by chlorine atoms and/or fluorine atoms, and the other is the group ##STR2## (wherein R.sub.1 and R.sub.2 are each a methyl or methoxy group, and A is .dbd.N-- or .dbd.CH--).
这是一种用作
除草剂的新型替代
噻吩磺酰胺化合物,其分子式如下,并且包括其盐:##STR1## 其中X和Y中的任意一个是
乙烯基或
丙烯基,其所有氢原子均被
氯原子和/或
氟原子取代,另一个是基团##STR2## (其中R.sub.1和R.sub.2各自为甲基或甲氧基,A为.dbd.N-或.dbd.CH-)。