3-keto-4-(4'-heterocyclic-substituted phenoxy) pentanoates their 3-methylated enol and 2,3- hydrogenated derivatives thereof for the control of weeds
申请人:SANDOZ AG
公开号:EP0085218A1
公开(公告)日:1983-08-10
The invention provides weed-controlling compounds of the formula
as well as the 2,3-hydrogenated
and the 3- alkylated enol
forms, wherein R is
(Y and Y' being halo or trifiluoromethyl, X being HN halo, X' being H, halo or trifluoromethyl) and R3 is -C2H5 or -CH3 It also provides methods of making these compounds and of using them in the control of weeds.
本发明提供了式中的除草化合物以及 2,3-氢化型和 3-烷基化烯醇型,其中 R 是(Y 和 Y'是卤代或三氟甲基,X 是 HN 卤代,X'是 H、卤代或三氟甲基),R3 是 -C2H5 或 -CH3,本发明还提供了制造这些化合物以及将其用于除草的方法。