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    • 9. 发明专利
    • AT370129T
    • 2007-09-15
    • AT02748888
    • 2002-07-17
    • S A L V A T LAB SA
    • FARRERONS GALLEMI CARLESLAGUNAS ARNAL CARMENFERNANDEZ SERRAT ANNACATENA RUIZ JUAN LORENZOMIQUEL BONO IGNACIO JOSEBALSA LOPEZ DOLORSSALCEDO ROCA CAROLINATOLEDO MESA NATIVIDADFERNANDEZ GARCIA ANDRES
    • C07D261/08C07D261/14A61K31/42A61K31/422A61K31/427A61K31/496A61P31/00A61P35/00C07D413/12C07D413/14C07D417/14
    • 3-(heterocyclyl-substituted aryl)-5-substituted-isoxazole derivatives (I) are new. 3-(heterocyclyl-substituted aryl)-5-substituted-isoxazole derivatives of formula (I), their stereoisomers or mixtures, different polymorphs or mixtures, N-oxides, solvates and salts are new. [Image] X : O, S, NH, OCO, NHCO, NHCOO, NHCS, NHCONH or NHCSNH; R 4>H, 1-3C alkyl (optionally substituted by 1-3 F, Cl or Br) or Het 1>; R 1>, R 3>H or F; Het 1>C-bound 5-membered ring having 1-4 N, O or S atoms and optionally substituted by NH 2, 1-4C alkyl, 1-4C alkoxy, 1-4C alkylamino, 1-4C alkoxycarbonyl, 1-4C alkylcarbonyl, amido, CN, NO 2, F, Cl or Br, or a 6-membered ring with 1-3 N, and optionally substituted by 1-3 F, Cl or Br; R 2>pyrrolidin-1-yl, 2-oxopyrrolidin-1-yl, 1,3,4-triazol-1-yl, tetrazol-1-yl, or pyrrol-1-yl or 1,2,4-triazol-1-yl (both 3-substituted by R 6>), or pyrazol-1-yl, imidazol-1-yl, 1,2,5-triazol-1-yl, 1,2,3-triazol-1-yl or tetrazol-1-yl (all 4-substituted by R 6>), or a group of formula (i)-(vi); Q : O, S(O) xor NR 5>; x : 0-2; R 5>-(CH 2) nCOR 7>, SO 2R 7>or a group of formula (vii)-(xii); Q 1>O or S; R 1>6>-R 1>8>COR 9>, COOR 9>, CN, NO 2or C=NR 1>0>; R 7>1-4C alkyl, 1-3C alkenyl (sic), -(CH 2) p-R' 2>, -(CH 2) m-Y-(CH 2) q-R 8>or Het 2>; n, p, q, m : 0-8; Y : O, S or NH; R' 2>R 2>excluding (ii); R 8>H, 1-3C alkyl, vinyl, allyl, ethynyl, propargyl, phenyl or an optionally fused aromatic system comprising one or more 5-6 membered rings, optionally including 1-3 O, S or N and optionally substituted by 1-3 T; T, R 1>3>-R 1>5>1-4C alkyl, 1-4C alkoxy, 1-4C alkylthio, NHCOR 9>, NHCOOR 9>, COR 9>, COOR 9>, CN, NO 2, CH=NR 1>0>, F, Cl or Br; R 9>H, 1-3C alkyl or NR 1>1>R 1>2>; R 1>1>, R 1>2>H or 1-3C alkyl; R 1>0>H, 1-3C alkyl, phenyl, benzyl, OH or 1-3C alkoxy; Het 2>a group of formula (xiii)-(xix); R 6>H, F, Cl, Br, CF 3, CN, NO 2, carbamoyl, hydroxymethyl, 1-3C alkyl, 1-3C alkoxy, 1-3C alkoxycarbonyl, 1-3C alkylcarbonyl, 1-3C alkoxy, benzyloxy-1-3C alkoxy, CONR 1>9>R 2>0>, NR 1>9>R 2>0>, 1-3C alkylamino, 1-3C alkyl-CH=NOR 2>1>, CH=NOR 21>, CH=CR 22>R 2>3>, (CH 2) sNHR 1>9>, or CH=NR 1>9>; R 1>9>, R 2>0>H, 1-3C alkyl, COR 2>4>or optionally fused aromatic system comprising one or more 5-6 membered rings, optionally including 1-3 O, S or N and optionally substituted by 1-3 T; R 2>1>H or 1-3C alkyl; R 2>2>, R 2>3>H, CN, NO 2, CONR 1>9>R 2>0>or hydroxymethyl; R 2>4>H, 1-3C alkyl or alkoxy or Het 2>; and s : 0-4. [Image] [Image] [Image] ACTIVITY : Antibacterial; Cytostatic. In tests to determine antibacterial activity, 3-[3-fluoro-4-(hydroxyacetyl)piperazin-1-yl-phenyl]-5-(isoxazol-3-yl-aminomethyl) isoxazole displayed MIC values of 4, 2 and 8 Microg/ml against Streptococcus faecalisBCM-010, Staphylococcus aureusBCM-012 and Moraxella catarrhalisBCM-015, respectively. MECHANISM OF ACTION : None given.