申请人:BASF Aktiengesellschaft
公开号:US05714489A1
公开(公告)日:1998-02-03
2,3(1H,4H)-quinoxalinediones of the formula I ##STR1## where R.sup.1 is hydrogen, an aliphatic radical which has up to 12 carbons and can be substituted by one of the following: phenyl, cyclopentyl, cyclohexyl or --CO--R.sup.3, --CO--O--R.sup.3 or --CO--NH--R.sup.3, where R.sup.3 is hydrogen, C.sub.1 -C.sub.4 -alkyl, phenyl, benzyl or 1-phenylethyl, a cycloaliphatic radical with up to 12 carbons or phenyl, where the cyclic groups in R.sup.1 can have up to three of the following substituents: C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkoxy, halogen, nitro, cyano, --CO--O--R.sup.3 and --CO--NH--R.sup.3 ; R.sup.2 is 1-pyrrolyl which can have up to two of the following substituents: C.sub.1 -C.sub.4 -alkyl, phenyl, phenylsulfonyl, nitro, cyano and --CO--O--R.sup.3, --CO--NH--R.sup.3, --CH.sub.2 --O--R.sup.3, --O--R.sup.3 and --CH.dbd.NO--R.sup.3 R radicals are identical or different and are the following: C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, trifluoromethyl, trichloromethyl, trifluoromethoxy, trichloromethoxy, fluorine, chlorine, bromine, iodine, nitro, cyano and --CO--O--R.sup.3 and --CO--NH--R.sup.3 as well as a fused-on benzene ring; n is 0-3, and 2,3(1H,4H)-quinoxalinediones I' ##STR2## where R.sup.1 has the stated meanings, are suitable as drugs in the treatment of neurodegenerative disorders and neurotoxic disturbances of the central nervous system.
2,3(1H,4H)-喹诺醌二酮的结构如下:其中R.sup.1是氢,一个最多有12个碳原子并可被以下之一取代的脂肪基团:苯基、环戊基、环己基或--CO--R.sup.3、--CO--O--R.sup.3或--CO--NH--R.sup.3,其中R.sup.3是氢、C.sub.1-C.sub.4-烷基、苯基、苄基或1-苯乙基,一个最多有12个碳原子的环脂基团或苯基,其中R.sup.1中的环基团最多有以下三种取代基:C.sub.1-C.sub.4-烷基、C.sub.1-C.sub.4-卤代烷基、C.sub.1-C.sub.4-烷氧基、C.sub.1-C.sub.4-卤代烷氧基、卤素、硝基、氰基、--CO--O--R.sup.3和--CO--NH--R.sup.3;R.sup.2是1-吡咯基,最多可有以下两种取代基:C.sub.1-C.sub.4-烷基、苯基、苯基磺酰基、硝基、氰基和--CO--O--R.sup.3、--CO--NH--R.sup.3、--CH.sub.2--O--R.sup.3、--O--R.sup.3和--CH.dbd.NO--R.sup.3;R基团相同或不同,可为以下之一:C.sub.1-C.sub.4-烷基、C.sub.1-C.sub.4-烷氧基、三氟甲基、三氯甲基、三氟甲氧基、三氯甲氧基、氟、氯、溴、碘、硝基、氰基和--CO--O--R.sup.3和--CO--NH--R.sup.3,以及一个螺联苯环;n为0-3。具有上述含义的2,3(1H,4H)-喹诺醌二酮I'适用于治疗神经退行性疾病和中枢神经系统神经毒性障碍的药物。