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    • 10. 发明授权
    • 5-Substituted picolinic acid derivatives and an anti-hypertensive
composition containing the same
    • 5-取代的吡啶甲酸衍生物和含有它们的抗高血压组合物
    • US4229448A
    • 1980-10-21
    • US23504
    • 1979-03-23
    • Yasuharu SekizawaTakashi TsuruokaMitsugu HachisuMasaji SezakiMasashi MiyamotoUichi ShibataKazuko MizutaniShigeharu InouyeTakemi KoedaKeizo ShimomuraTaro Niida
    • Yasuharu SekizawaTakashi TsuruokaMitsugu HachisuMasaji SezakiMasashi MiyamotoUichi ShibataKazuko MizutaniShigeharu InouyeTakemi KoedaKeizo ShimomuraTaro Niida
    • C07D213/65C07D213/79C07D213/81A61K31/455
    • C07D213/79C07D213/65C07D213/81
    • 5-Substituted picolinic acid derivatives represented by the formula (I): ##STR1## wherein R.sub.1 represents a straight or branched chain halogen-substituted alkyl group having 2 to 6 carbon atoms or a substituted phenyl group having the formula ##STR2## wherein R.sub.3 and R.sub.4, which may be the same or different, each represents a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group, a nitro group, an amino group, an N-alkyl-substituted amino group, an acylamino group, an acetyl group, an acyloxy group, a hydroxy group or a halogen-substituted alkyl group or R.sub.3 and R.sub.4, when taken together, represent a polymethylene chain; and R.sub.2 represents an --OM group wherein M represents a hydrogen, sodium, potassium, calcium, aluminium or magnesium atom, a straight or branched chain or cyclic alkoxy group having 1 to 6 carbon atoms, an aminoalkoxy group, a phenoxy group, a substituted phenoxy group, a 5-indanyloxy group, an acyloxyalkyloxy group having the formula ##STR3## wherein R.sub.5 represents a hydrogen atom or a methyl group and R.sub.6 represents a lower alkyl group having 1 to 6 carbon atoms, a phenyl group or a substituted phenyl group, or an amino group represented by the formula ##STR4## wherein R.sub.7 and R.sub.8, which may be the same or different, each represents a hydrogen atom, a lower alkyl group, or a phenyl group which are useful as anti-hypertensive agents, a process for preparing the above 5-substituted picolinic acid derivatives, and anti-hypertensive compositions containing the same.
    • 由式(I)表示的5-取代的吡啶甲酸衍生物:其中R 1表示具有2至6个碳原子的直链或支链卤素取代的烷基或具有下式的取代苯基: 其中可以相同或不同的R 3和R 4各自表示氢原子,卤素原子,低级烷基,低级烷氧基,硝基,氨基,N-烷基取代的氨基, 酰氨基,乙酰基,酰氧基,羟基或卤素取代的烷基,或者R 3和R 4一起表示聚亚甲基链; R 2表示-OM基,其中M表示氢,钠,钾,钙,铝或镁原子,具有1至6个碳原子的直链或支链或环状烷氧基,氨基烷氧基,苯氧基,取代的 苯氧基,5-茚满氧基,具有式“IMAGE”的酰氧基烷氧基,其中R5表示氢原子或甲基,R6表示碳原子数1〜6的低级烷基,苯基或取代苯基 或由式“IMAGE”表示的氨基,其中R7和R8可以相同或不同,表示可用作抗高血压剂的氢原子,低级烷基或苯基, 制备上述5-取代的吡啶甲酸衍生物的方法和含有它们的抗高血压组合物。