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    • 54. 发明授权
    • Tyrosine derivatives with anti-leukotrienen activity
    • 具有抗白三烯活性的酪氨酸衍生物
    • US06605722B2
    • 2003-08-12
    • US10203424
    • 2002-08-08
    • Francesco MakovecWalter PerisLucio Claudio Rovati
    • Francesco MakovecWalter PerisLucio Claudio Rovati
    • C07D21538
    • C07D401/12C07D215/14C07D215/18
    • Compounds which can be represented by general formula (I) indicated below and in which: R1 and R2 are selected, independently, from hydrogen, an alkyl group having from 1 to 4 carbon atoms, a halogen group such as a fluoro, chloro or bromo group, the methoxy group, the cyano group, or the trifluoromethyl group, and R3 is selected, independently, from a phenyl or a 2 (or 3 or 4)-pyridyl group, unsubstituted or mono- or di-substituted with an alkyl or alkoxy group having from 1 to 4 carbon atoms, with a halogen group such as a fluoro or chloro group, with the trifluoromethyl group, with the cyano group, with the nitro group, with the amino group, or with the phenyl group, a 1 (or 2)-naphthyl group, a 2 (or 3)-indolyl group as such or N-alkylated with an alkyl group having from 1 to 3 carbon atoms, a 2 (or 3, 4, 5, 6, 7 or 8)-quinolinyl or a 1 (or 3, 4, 5, 6, 7 or 8)-isoquinolinyl group, unsubstituted or mono- or di-substituted with a group selected, independently, from the methyl, ethyl, propyl, isopropyl, methoxy, fluoro, chloro, trifluoromethyl, cyano, amino, or nitro groups, a 2 (or 5 or 6)-quinoxalyl group, a (or 4, 5, 6, 7 or 8) cinnolyl group, or a 2 (or 4, 5, 6 or 7)-benzimidazolyl group, and in which the configuration of the chiral centre marked with an asterisk (*) in the general formula (I) may be, independently, L, D or DL (racemic).
    • 可以由下述通式(I)表示的化合物,其中:R 1和R 2独立地选自氢,具有1至4个碳原子的烷基,卤素基团如氟,氯或溴 基团,甲氧基,氰基或三氟甲基,R 3独立地选自苯基或2(或3或4) - 吡啶基,未取代或被烷基或烷氧基单取代或二取代 具有1至4个碳原子的基团,具有卤素基团如氟或氯基团,具有三氟甲基,氰基,硝基与氨基或苯基具有1( 或2) - 萘基,2(或3) - 吲哚基,或具有1至3个碳原子的烷基进行N-烷基化,2(或3,4,5,6,7或8) - 喹啉基或1个(或3个,4个,5个,6个,7个或8个)异喹啉基,未取代或单 - 或二 - 取代基,独立地选自甲基,乙基, 2-(或5或6) - 喹喔啉基,(或4,5,6,7或8)噌啉基,或 2(或4,5,6或7) - 苯并咪唑基,其中通式(I)中带有星号(*)的手性中心的构型可独立地为L,D或DL(外消旋 )。