申请人:Bayer Aktiengesellschaft
公开号:US04627871A1
公开(公告)日:1986-12-09
The novel substituted carboxylic acid anilides of the formula ##STR1## in which X represents oxygen or sulphur, R.sup.1 represents hydrogen, halogen, alkyl with 1 to 6 carbon atoms, trifluoromethyl, optionally substituted phenyl, alkoxy with 1 to 6 carbon atoms or alkylmercapto with 1 to 6 carbon atoms, R.sup.2 represents halogen or methyl, n represents 0, 1 or 2, R.sup.3 represents hydrogen, halogen, optionally substituted alkyl with 1 to 6 carbon atoms, optionally substituted aryl, optionally substituted aralkyl or the radicals --OR.sup.6 or --SO.sub.m --R.sup.6, wherein R.sup.6 represents optionally substituted alkyl with 1 to 6 carbon atoms or optionally substituted aryl and m represents 0, 1 or 2, and R.sup.4 and R.sup.5 independently of one another represent halogen or optionally substituted alkyl with 1 to 6 carbon atoms, or R.sup.4 and R.sup.5, together with the adjacent carbon atom, represent an optionally substituted, saturated or unsaturated carbocyclic ring with 3 to 8 ring carbon atoms, are very active herbicides.
这本小说中使用了化学式为##STR1##的羧酸苯胺衍生物,其中X代表氧或硫,R.sup.1代表氢、卤素、1至6个碳原子的烷基、三氟甲基、可选取取代基的苯基、1至6个碳原子的烷氧基或1至6个碳原子的烷基硫醇基,R.sup.2代表卤素或甲基,n代表0、1或2,R.sup.3代表氢、卤素、可选取取代基的1至6个碳原子的烷基、可选取取代基的芳基、可选取取代基的芳基烷基或基团--OR.sup.6或--SO.sub.m--R.sup.6,其中R.sup.6代表可选取取代基的1至6个碳原子的烷基或可选取取代基的芳基,m代表0、1或2,R.sup.4和R.sup.5分别独立地代表卤素或可选取取代基的1至6个碳原子的烷基,或R.sup.4和R.sup.5与相邻的碳原子一起代表可选取取代基的饱和或不饱和的含3至8个环碳原子的碳环。这些化合物是非常活跃的除草剂。