申请人:Dongbu Hannong Chemical Co., Ltd.
公开号:US20030096706A1
公开(公告)日:2003-05-22
The present invention relates to novel
1
herbicidal phenoxypropionic acid N-alkyl-N 2-flourophenyl amides represented in formula (1), a method for preparing thereof, their use to control barnyard grass produced from rice and composition as suitable herbicides. In said formula, R is methyl or ethyl group; X is hydrogen, halogen cyano. C1-C6 alkyl, C1-C6 alkoxy, C1-C3 haloalkyl substituted with 1 to 3 of halogen atom(s). C1-C3 haloalkoxy substituted with 1 to 3 of halogen atom(s) C2-C4 alkoxyalkoxy, pheonxy, benzyolxy, C2-C6 alkenyl, C2-C6 phenyl C2-C6 alkenyolxy, C2-C6 alkinyloxy, or phenyl group; Y is hydrogen or fluoro, n is an integer of 1 or 2 and when n is 2. X can be in a combination of other substituents.
本发明涉及一种新颖的除草剂苯氧基丙酸N-烷基-N 2-氟苯基酰胺,其化学式表示为(1),以及其制备方法、用于控制水稻产生的稗草的用途和适用于除草剂的组合物。在上述化学式中,R是甲基或乙基基团;X是氢、卤素、氰基、C1-C6烷基、C1-C6烷氧基、1至3个卤原子取代的C1-C3卤代烷基、1至3个卤原子取代的C1-C3卤代烷氧基、C2-C4烷氧基烷氧基、苯氧基、苯甲氧基、C2-C6烯基、C2-C6苯基、C2-C6烯氧基、C2-C6炔氧基或苯基;Y是氢或氟,n是1或2的整数,当n为2时,X可以与其他取代基组合。