申请人:Egyt Gyogyszervegyeszeti Gyar
公开号:US04324786A1
公开(公告)日:1982-04-13
New pyrido[2,3-e]-as-triazine derivatives of the general formula (I), ##STR1## wherein R.sup.1 and R.sup.2 each stand for a C.sub.1-20 alkylcarbonyl, halogenated (C.sub.1-4 alkyl)-carbonyl, C.sub.1-4 alkoxycarbonyl, benzoyl, phenyl-(C.sub.1-4 alkyl)-carbonyl or phenyl-(C.sub.2-4 alkenyl)-carbonyl group or a 5-10-membered mono- or bicyclic nitrogen-containing heterocyclic acid residue (preferably a pyridylcarbonyl group) containing optionally one or more additional nitrogen, oxygen and/or sulfur atoms in the heterocyclic ring, and optionally one or more identical or different substituents selected from the group consisting of halogen, C.sub.1-4 alkoxy, nitro and hydroxy are attached to the aromatic or heterocyclic rings, furthermore one of R.sup.1 and R.sup.2 may also stand for hydrogen atom, or R.sup.1 and R.sup.2 may form, together with the adjacent nitrogen atoms, a pyrazole-2,4 ring having optionally a C.sub.1-6 alkyl substituent in position 3, and R.sup.3 stands for hydrogen, halogen, C.sub.1-4 alkoxy, amino, mono-(C.sub.1-6 alkyl)-amino, di-(C.sub.1-6 alkyl)-amino, hydroxy, alkylated or acylated hydroxy, morpholino, piperazino, N-(C.sub.1-6 alkyl)-piperazino, N-benzylpiperazino or N-pyridylpiperazino group, and pharmaceutically acceptable acid addition salts thereof are prepared by acylating the respective 1,2-unsubstituted 1,2-dihydro-pyrido[2,3-e]-as-triazine derivatives. The new compounds according to the invention act on the central nervous system and exert sedative, analgesic, narcosis potentiating, tetrabenazine antagonizing and antiphlogistic effects. The new compounds according to the invention can be applied to advantage in the therapy.
新的吡啶并[2,3-e]-三嗪衍生物具有一般式(I),其中R.sup.1和R.sup.2分别代表C.sub.1-20烷基羰基,卤代(C.sub.1-4烷基)-羰基,C.sub.1-4烷氧羰基,苯甲酰基,苯基-(C.sub.1-4烷基)-羰基或苯基-(C.sub.2-4烯基)-羰基或5-10成员的单环或双环含氮杂环酸残基(优选为吡啶基羰基),其中该杂环中的氮、氧和/或硫原子可以选择性地包含一个或多个附加的氮、氧和/或硫原子,并且还可以选择性地连接到芳香或杂环环上的一个或多个相同或不同的取代基,所述取代基选自卤素,C.sub.1-4烷氧基,硝基和羟基,此外,R.sup.1和R.sup.2中的一个也可以代表氢原子,或R.sup.1和R.sup.2可以与相邻的氮原子一起形成一个在3位具有可选的C.sub.1-6烷基取代基的吡唑-2,4环,并且R.sup.3代表氢,卤素,C.sub.1-4烷氧基,氨基,单-(C.sub.1-6烷基)-氨基,二-(C.sub.1-6烷基)-氨基,羟基,烷基化或酰化羟基,吗啉基,哌嗪基,N-(C.sub.1-6烷基)-哌嗪基,N-苄基哌嗪基或N-吡啶基哌嗪基,以及其药学上可接受的酸加合物是通过酰化相应的1,2-未取代的1,2-二氢-吡啶并[2,3-e]-三嗪衍生物制备的。本发明的新化合物对中枢神经系统起作用,具有镇静、镇痛、麻醉增强、四苯乙烯拮抗和抗炎作用。本发明的新化合物可以在治疗中有优势应用。