3-(4,5-Dihydroisoxazol-5-yl)benzoylcyclohexenones and the use thereof as herbicides
申请人:BASF Aktiengesellschaft
公开号:US06645919B1
公开(公告)日:2003-11-11
3-(4,5-Dihydroisoxazol-5-yl)benzoylcyclohexenones of the formula I
in which the variables have the following meanings:
R1, R2 are hydrogen, nitro, halogen, cyano, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylthio, haloalkylthio, alkylsulfinyl, haloalkylsulfinyl, alkylsulfonyl or C1-C6-haloalkylsulfonyl;
R3 is hydrogen, halogen or alkyl;
R4 is hydrogen or alkyl;
R5, R6 are hydrogen, halogen, cyano, nitro, alkyl, alkoxy, alkylthio, dialkylamino, phenyl, benzyl or carbonyl, it being possible for the 7 last-mentioned radicals to be substituted;
R11 is unsubstituted or substituted cyclohexenone which is linked in position 2 and has attached to it in position 1 a hydroxyl radical or derivatives thereof;
and their agriculturally useful salts, processes for the preparation of the 3-(4,5-dihydroisoxazol-5-yl)benzoylcyclohexenones, compositions comprising them, and the use of these derivatives or of compositions comprising them for controlling undesired plants.
公式I中,变量具有以下含义:R1,R2为氢,硝基,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,烷基磺酸基或C1-C6卤代烷基磺酸基;R3为氢,卤素或烷基;R4为氢或烷基;R5,R6为氢,卤素,氰基,硝基,烷基,烷氧基,烷硫基,二烷基氨基,苯基,苄基或羰基,其中后7个基团可能被取代;R11是未取代或取代的环己烯酮,在位置2上连接,并在位置1上连接一个羟基基团或其衍生物;以及它们的农业上有用的盐,制备3-(4,5-二氢异噁唑-5-基)苯甲酰环己烯酮的过程,包含它们的组合物,以及使用这些衍生物或包含它们的组合物来控制不受欢迎的植物的用途。