申请人:BASF Aktiengesellschaft
公开号:US06054414A1
公开(公告)日:2000-04-25
Benzoyl derivatives of the formula I ##STR1## where the substituents L, M, X, Y and n have the meaning given in claim 1 and Q for [sic] a cyclohexane-1,3-dione ring, which is linked in the 2-position, of the formula II, ##STR2## where R.sup.15, R.sup.16, R.sup.18 and R.sup.20 are hydrogen or C.sub.1 -C.sub.4 -alkyl, R.sup.19 is hydrogen, C.sub.1 -C.sub.4 -alkyl or a group --COOR.sup.14, R.sup.17 is hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.3 -C.sub.4 -cycloalkyl, it being possible for these groups, if desired, to carry one to three of the following substituents: halogen, C.sub.1 -C.sub.4 -alkylthio or C.sub.1 -C.sub.4 -alkoxy, or R.sup.17 is tetrahydropyran-3-yl, tetrahydropyran-4-yl or tetrahydrothiopyran-3-yl or R.sup.17 and R.sup.20 together form a bond or a three to six-membered carbocyclic ring, where in the case where Y=C.dbd.O, X is not equal to NR.sup.23, and agriculturally utilizable salts, a process for their preparation and their use as herbicides are described.
公式I的苯甲酰衍生物 ##STR1## 其中取代基L、M、X、Y和n的含义如权利要求1所述,且Q为公式II中与2-位相连的环己烷-1,3-二酮环,公式II如下: ##STR2## 其中R.sup.15、R.sup.16、R.sup.18和R.sup.20为氢或C.sub.1-C.sub.4烷基,R.sup.19为氢、C.sub.1-C.sub.4烷基或--COOR.sup.14基团,R.sup.17为氢、C.sub.1-C.sub.4烷基、C.sub.3-C.sub.4环烷基,如果需要,这些基团可以携带以下一到三个取代基:卤素、C.sub.1-C.sub.4烷基硫醚或C.sub.1-C.sub.4烷氧基,或者R.sup.17为四氢吡喃-3-基、四氢吡喃-4-基或四氢噻吩-3-基,或者R.sup.17和R.sup.20共同形成键或三到六元环的碳环,其中如果Y=C.dbd.O,则X不等于NR.sup.23,还描述了它们的制备方法和作为除草剂的用途。