申请人:Nihon Bayer Agrochem K.K.
公开号:US06174839B1
公开(公告)日:2001-01-16
The invention is related to a novel phenylacetylene derivates of formula:
wherein X represents hydrogen, halogen, optionally substituted C1-6 alkyl; Y represents hydrogen, halogen, cyano, nitro, optionally substituted C1-6 alkyl, C1-6 alkoxy, C3-8 cycloalkoxy, optionally substituted C1-6 alkylthio, C3-8 cycloalkylthio, C1-6 alkylsulfinyl, optionally substituted C1-6 alkylsulfonyl, C3-8 cycloalkylsulfonyl, C1-6 alkylsulfonyloxy, optionally substituted sulfonamide, optionally substituted carboxamide, etc., or Y may form together with Z which is bonded to the vicinal carbon atom a 5- or 6-membered ring; n is 0 or 1; Z represents hydrogen or halogen; m is 1 or 2; R represents hydrogen, halogen, C1-6 alkyl, tri(C1-6 alkyl)silyl, COORc or CONRdRe; Q represents a heterocyclic group, and their use as herbicid.
该发明涉及一种新的苯乙炔衍生物,化学式为:其中X代表氢,卤素,可选取代的C1-6烷基;Y代表氢,卤素,氰基,硝基,可选取代的C1-6烷基,C1-6烷氧基,C3-8环烷氧基,可选取代的C1-6烷硫基,C3-8环烷硫基,C1-6烷基磺酰基,可选取代的C1-6烷基磺酰氧基,C3-8环烷基磺酰基,C1-6烷基磺酸酯基,可选取代的磺酰胺基,可选取代的羧酰胺基等,或者Y可以与与邻位碳原子键合的Z一起形成5-或6-元环;n为0或1;Z代表氢或卤素;m为1或2;R代表氢,卤素,C1-6烷基,三(C1-6烷基)硅基,COORc或CONRdRe;Q代表杂环基,并且它们作为除草剂的用途。