申请人:Bayer Aktiengesellschaft
公开号:US04968342A1
公开(公告)日:1990-11-06
Herbicidal N-isopropylheteroaryloxyacetanilides of the formula ##STR1## in which A stands for nitrogen or the group C--R.sup.3 where R.sup.3 stands for halogen, cyano, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio, halogenoalkylthio, alkylsulphinyl or alkylsulphonyl, B stands for nitrogen or the group C--R.sup.4 where R.sup.4 stands for halogen, cyano, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio, halogenoalkylthio, alkylsulphinyl, halogenoalkylsulphinyl, alkylsulphonyl, halogenoalkylsulphonyl, for phenyl which is optionally substituted by halogen, alkyl, halogenoalkyl, alkoxy or halogenoalkoxy, or for the group --CY.sub.2 --Z--R.sup.5 where R.sup.5 stands for alkyl, which is optionally substituted by halogen, alkoxy or alkylthio, or for phenyl which is optionally substituted by halogen, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio or halogenoalkylthio, Y stands for hydrogen or halogen, Z stands for oxygen, sulphur, SO or SO.sub.2, R.sup.1 stands for hydrogen, halogen, cyano, nitro, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio or halogenoalkylthio, R.sup.2 stands for hydrogen, halogen, alkyl, halogenoalkyl or alkoxy and X stands for oxygen or sulphur, excluding the compound N-isopropyl-(5-trifluoromethyl-1,3,4-thiadiazol-2-yl)-oxyacetanilide.
公式为##STR1##的除草剂N-异丙基杂环氧基苯乙酰胺,其中A代表氮或C--R.sup.3基团,其中R.sup.3代表卤素、氰基、烷基、卤代烷基、烷氧基、卤代烷氧基、烷硫基、卤代烷硫基、烷基磺酰基或烷基磺酰基,B代表氮或C--R.sup.4基团,其中R.sup.4代表卤素、氰基、烷基、卤代烷基、烷氧基、卤代烷氧基、烷硫基、卤代烷硫基、烷基磺酰基、卤代烷基磺酰基、烷基磺酰基、卤代烷基磺酰基、苯基(可选用卤素、烷基、卤代烷基、烷氧基或卤代烷氧基取代)或--CY.sub.2 --Z--R.sup.5基团,其中R.sup.5代表烷基(可选用卤素、烷氧基或烷硫基取代)或苯基(可选用卤素、烷基、卤代烷基、烷氧基、卤代烷氧基、烷硫基或卤代烷硫基取代),Y代表氢或卤素,Z代表氧、硫、SO或SO.sub.2,R.sup.1代表氢、卤素、氰基、硝基、烷基、卤代烷基、烷氧基、卤代烷氧基、烷硫基或卤代烷硫基,R.sup.2代表氢、卤素、烷基、卤代烷基或烷氧基,X代表氧或硫,但不包括N-异丙基(5-三氟甲基-1,3,4-噻二唑-2-基)氧基苯乙酰胺。