申请人:BASF Aktiengesellschaft
                            
                            
                                公开号:US05679622A1
                            
                            
                                公开(公告)日:1997-10-21
                            
                            Pyridine-2,3-dicarboximides of the general formula I ##STR1## where R.sup.1 is hydrogen, alkoxy or unsubstituted or substituted alkyl, cycloalkyl, alkenyl or alkynyl and R.sup.2, R.sup.3 and R.sup.4 are identical or different and are each hydrogen, halogen, cyano, unsubstituted or substituted alkyl, benzyl, cycloalkyl, alkenyl, alkynyl, alkoxy, phenoxy or phenylthio, a 5-membered or 6-membered heterocyclic radical having one or two hetero atoms selected from the group consisting of oxygen, sulfur and nitrogen, or unsubstituted or substituted phenyl, with the proviso that a) R.sup.2 is fluorine and R.sup.3 and R.sup.4 have the abovementioned general meanings or b) R.sup.3 is fluorine, chlorine, C.sub.1 -C.sub.3 -alkoxy, C.sub.2 -C.sub.5 -alkenyloxy, C.sub.2 -C.sub.5 -alkynyloxy, trifluoromethyl or cyano and R.sup.2 and R.sup.4 have the abovementioned general meanings or c) R.sup.4 is halogen or C.sub.1 -C.sub.3 -alkoxy, C.sub.2 -C.sub.5 -alkenyloxy or C.sub.2 -C.sub.5 -alkynyloxy and R.sup.2 and R.sup.3 have the abovementioned general meanings, with the exception of 5-chloropyridine-2,3-dicarboximide, and the environmentally compatible salts thereof.
                            通式I的
吡啶-2,3-二羧
酰亚胺,其中R1为氢、烷氧基或未取代或取代的烷基、环烷基、烯基或炔基,而R2、R3和R4相同或不同,它们各自为氢、卤素、
氰基、未取代或取代的烷基、苯甲基、环烷基、烯基、炔基、烷氧基、苯氧基或苯
硫基,或者是一个有一个或两个异原子(氧、
硫和氮)的5-或6-成员杂环基团,或未取代或取代的苯基,但有以下规定:a)R2为
氟,R3和R4具有上述一般含义,或b)R3为
氟、
氯、C1-C3烷氧基、C2-C5烯氧基、C2-C5炔氧基、三
氟甲基或
氰基,而R2和R4具有上述一般含义,或c)R4为卤素或C1-C3烷氧基、C2-C5烯氧基或C2-C5炔氧基,而R2和R3具有上述一般含义,但5-
氯吡啶-2,3-二羧
酰亚胺及其环境兼容性盐除外。