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    • 4. 发明授权
    • Substituted 3-(n-heterocyclic)-2,6-diaminopyridines and -n-oxides
    • 取代的3-(正 - 杂环)-2,6-二氨基吡啶和 - 氧化物
    • US4923858A
    • 1990-05-08
    • US352287
    • 1989-05-16
    • Jurgen EngelPeter EmigBernd NickelIstvan Szelenyi
    • Jurgen EngelPeter EmigBernd NickelIstvan Szelenyi
    • A61K31/44A61K31/535A61P25/04A61P25/08A61P29/00C07D401/04C07D413/04C07D417/04
    • C07D401/04C07D413/04C07D417/04
    • Compounds of the general formula: ##STR1## wherein the radicals R.sub.1 and R.sub.2 are the same or different and represent hydrogen or C.sub.1 -C.sub.6 -alkyl, the radicals R.sub.3 and R.sub.4 are the same or different and represent hydrogen, C.sub.1 -C.sub.6 -alkyl, hydroxy, C.sub.1 -C.sub.6 -alkoxy, C.sub.2 -C.sub.6 -alkanoyloxy, halogen or C.sub.2 -C.sub.6 -alkanoyl, X is oxygen, sulphur or the group --NR.sub.5 and R.sub.5 is hydrogen, C.sub.1 -C.sub.6 -alkyl, C.sub.2 -C.sub.6 -alkanoyl or benzoyl, m and n in each case may represent the integers 1, 2 or 3 and the phenyl radical A is unsubsituted or is substituted by halogen, nitro, C.sub.1 -C.sub.6 -alkyl, trifluoromethyl, C.sub.3 -C.sub.7 -cycloalkyl, hydroxy, C.sub.1 -C.sub.6 -alkoxy, C.sub.2 -C.sub.6 -alkanoyloxy, amino, C.sub.1 -C.sub.6 -alkylamino, di-C.sub.1 -C.sub.6 -alkylamino, C.sub.2 -C.sub.6 -alkanoylamino, CN, carboxy, C.sub.1 -C.sub.6 -alkoxycarbonyl, phenyl, C.sub.1 -C.sub.6 -alkylphenyl or trifluoromethylphenyl, their pyridine-N-oxides and physiologically acceptable salts thereof, processes for their preparation and medicines containing such compounds as active ingredients.
    • 通式为:其中基团R 1和R 2相同或不同并且表示氢或C 1 -C 6烷基的通式为:其中R 3和R 4相同或不同,表示氢,C 1 -C 6 - 烷基 ,羟基,C 1 -C 6 - 烷氧基,C 2 -C 6 - 烷酰氧基,卤素或C 2 -C 6 - 烷酰基,X是氧,硫或基团-NR 5和R 5是氢,C 1 -C 6烷基,C 2 -C 6 - 烷酰基或 苯甲酰基,m和n各自可以表示整数1,2或3,苯基A未取代或被卤素,硝基,C 1 -C 6 - 烷基,三氟甲基,C 3 -C 7 - 环烷基,羟基,C 1 -C 6 - C 1 -C 6 - 烷氧基,C 2 -C 6 - 烷酰氧基,氨基,C 1 -C 6 - 烷基氨基,二-C 1 -C 6 - 烷基氨基,C 2 -C 6 - 烷酰基氨基,CN,羧基,C 1 -C 6 - 烷氧基羰基,苯基,C 1 -C 6烷基苯基或 三氟甲基苯基,它们的吡啶-N-氧化物及其生理学上可接受的盐,其制备方法和含有活性成分的化合物的药物。