申请人:Ciba-Geigy Corporation
公开号:US04872902A1
公开(公告)日:1989-10-10
The invention relates to the novel cyclohexanediones of formula I ##STR1## in which R is hydrogen or C.sub.1 -C.sub.6 -alkyl, A is R.sub.2, OR.sub.3 or NR.sub.3 R.sub.4, R.sub.2 is C.sub.1 -C.sub.6 -alkyl that is unsubstituted or is mono-substituted by C.sub.1 -C.sub.4 -alkoxy or mono- or poly-substituted by halogen, or is C.sub.3 -C.sub.6 -cycloalkyl, R.sub.3 is C.sub.1 -C.sub.6 -alkyl or C.sub.3 -C.sub.6 -cycloalkyl, or is phenyl or benzyl each of which is unsubstituted or is mono-, di- or tri-substituted by R.sub.5, R.sub.4 is hydrogen, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.4 -alkoxy or C.sub.3 -C.sub.6 -cycloalkyl, R.sub.3 and R.sub.4 are, in addition, together with the nitrogen atom to which they are bonded, a pyrrolidine, morpholine or piperidine radical, B is one of the radicals ##STR2## m is 0, 1, 2 or 3, R.sub.5 is halogen, nitro, cyano, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkylsulphinyl or C.sub.1 -C.sub.4 -alkylsulphonyl, R.sub.6 is C.sub.1 -C.sub.6 -alkyl or C.sub.3 -C.sub.6 -cycloalkyl, and R.sub.7 is hydrogen, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sub.6 -haloalkenyl or C.sub.3 -C.sub.6 -alkynyl, and to salts of the compounds of formula I with acids, bases or complex-formers, to processes for the preparation thereof and to novel intermediates. The compounds of formula I have herbicidal and growth-regulating action.
该发明涉及具有以下结构的新型环己二酮化合物:其中R为氢或C.sub.1 -C.sub.6 -烷基,A为R.sub.2、OR.sub.3或NR.sub.3 R.sub.4,R.sub.2为未取代或经C.sub.1 -C.sub.4 -甲氧基单取代或多取代卤素的C.sub.1 -C.sub.6 -烷基,或为C.sub.3 -C.sub.6 -环烷基,R.sub.3为C.sub.1 -C.sub.6 -烷基或C.sub.3 -C.sub.6 -环烷基,或为未取代或经R.sub.5单取代、双取代或三取代的苯基或苄基,R.sub.4为氢、C.sub.1 -C.sub.6 -烷基、C.sub.1 -C.sub.4 -甲氧基或C.sub.3 -C.sub.6 -环烷基,R.sub.3和R.sub.4与它们结合的氮原子一起,是吡咯烷、吗啉或哌啶基团,B为以下基团之一,m为0、1、2或3,R.sub.5为卤素、硝基、氰基、C.sub.1 -C.sub.4 -烷基、C.sub.1 -C.sub.4 -甲氧基、C.sub.1 -C.sub.4 -烷基硫、C.sub.1 -C.sub.4 -卤代烷基、C.sub.1 -C.sub.4 -烷基砜基或C.sub.1 -C.sub.4 -烷基磺酰基,R.sub.6为C.sub.1 -C.sub.6 -烷基或C.sub.3 -C.sub.6 -环烷基,R.sub.7为氢、C.sub.1 -C.sub.6 -烷基、C.sub.1 -C.sub.6 -卤代烷基、C.sub.3 -C.sub.6 -烯基、C.sub.3 -C.sub.6 -卤代烯基或C.sub.3 -C.sub.6 -炔基,以及具有上述结构的化合物与酸、碱或络合剂形成的盐、其制备方法和新的中间体。具有上述结构的化合物具有除草和生长调节作用。