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    • 56. 发明授权
    • Pyrazolotriazine compounds
    • 吡唑并三嗪化合物
    • US4824834A
    • 1989-04-25
    • US105581
    • 1987-10-08
    • Setsuro FujiiHiroyuki KawamuraHiroshi KiyokawaSatoshi Yamada
    • Setsuro FujiiHiroyuki KawamuraHiroshi KiyokawaSatoshi Yamada
    • A61K31/53A61P19/06A61P43/00C07D487/04
    • C07D487/04Y02P20/582
    • Pyrazolotriazine compounds of the formula: ##STR1## wherein R.sup.1 is OH or alkanoyloxy; R.sup.2 is H, OH, or SH; R.sup.3 is (1) unsaturated N- or S-containing heterocyclic group optionally having 1-2 substituents of halogen, nitro or phenylthio, (2) naphthyl, (3) phenyl optionally having 1-3 substituents of (i) alkyl, (ii) phenyl, (iii) alkoxycarbonyl, (iv) cyano, (v) nitro, (vi) alkoxy, (vii) phenylalkoxy (viii) phenylthio-alkyl, (ix) phenoxy, (x) ##STR2## R is alkyl, halo-substituted alkyl, phenyl optionally having 1-3 substituents, or pyridyl, and l is 0, 1 or 2, (xi) halogen, (xii) phenylalkyl, (xiii) carboxy, (xiv) alkanoyl, (xv) benzoyl optionally having 1-3 substituents, (xvi) amino, (xvii) OH, (xviii) alkanoyloxy, (xix) ##STR3## or (xx) ##STR4## (A is alkylene), said compounds having a xanthine oxidase inhibitory activity and are useful for the prophylaxis and treatment of gout.
    • 下式的吡唑并三嗪化合物:其中R1是OH或烷酰氧基; R2是H,OH或SH; R3是(1)任选具有1-2个卤素取代基的不饱和N-或S-杂环基,硝基或苯硫基,(2)萘基,(3)任选具有1-3个(i)烷基取代基的苯基,(ii) )苯基,(iii)烷氧基羰基,(iv)氰基,(ⅴ)硝基,(vi)烷氧基,(i)苯基烷氧基(ii)苯硫基烷基,(ix)苯氧基,(Ⅹ) 取代的烷基,任选具有1-3个取代基的苯基或吡啶基,l是0,1或2,(xi)卤素,(xii)苯基烷基,(xiii)羧基,(xiv)烷酰基,(xv) 1-3取代基,(xvi)氨基,(xvii)OH,(xviii)烷酰氧基,(xix)或(xx)(A是亚烷基),所述化合物具有黄嘌呤氧化酶抑制活性, 用于预防和治疗痛风。