申请人:NIHON BAYER AGROCHEM K.K.
公开号:EP0869123A2
公开(公告)日:1998-10-07
The invention ist related to 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.
本发明涉及式中的新型苯乙炔衍生物:
其中X代表氢、卤素、任选取代的C1-6烷基;Y代表氢、卤素、氰基、硝基、任选取代的C1-6烷基、C1-6烷氧基、C3-8环烷氧基、任选取代的C1-6烷硫基、C3-8环烷基硫基、C1-6烷基亚磺酰基、任选取代的C1-6烷基磺酰基、C3-8环烷基磺酰基、C1-6烷基磺酰氧基、任选取代的磺酰胺、任选取代的羧酰胺等、或 Y 可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)硅烷基、COORc 或 CONRdRe;Q 代表杂环基团,以及它们作为除草剂的用途。