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    • 4. 发明申请
    • Pyrimidine derivatives useful as selective cox-2 inhibitors
    • 可用作选择性cox-2抑制剂的嘧啶衍生物
    • US20050032821A1
    • 2005-02-10
    • US10477547
    • 2002-05-23
    • Alan NaylorJeremy PayneNeil Pegg
    • Alan NaylorJeremy PayneNeil Pegg
    • A61K31/505A61K31/513A61P29/00A61P43/00C07D239/34C07D401/12C07D45/02
    • C07D239/34A61K31/505C07D401/12
    • The invention provides the compounds of formula (I) in which: R1 is selected from the group consisting of H, C1-6alkyl, C1-2alkyl substituted by one to five fluorine atoms, C3-6alkenyl, C3-10cycloalkylC0-6alkyl, C4-12bridged cycloalkyl, A(CR4R5)n and b(CR4R5)n; R2 is C1-2alkyl substituted by one to five fluorine atoms; R3 is selected from the group consisting of C1-6alkyl, NH2 and R7CONH; R4 and R5 are independently selected from H or C1-6alkyl; A is an unsubstituted 5- or 6-membered heteroaryl or an unsubstituted 6-membered aryl, or a 5- or 6-membered heteroaryl or a 6-membered aryl substituted by one or more R6; R6 is selected from the group consisting of halogen, C1-6alkyl, C1-6alkyl substituted by one or more fluorine atoms, C1-6alkoxy, C1-6alkoxy substituted by one or more F, NH2SO2 and C1-6alkylSO2; B is selected from the group consisting of Formula (i) and (ii) and where (iv) defines the point of attachment of the ring; R7 is selected from the group consisting of H, C1-6alkyl, C1-6alkoxy, C1-6alkylOC1-6alkyl, phenyl, HO2CC1-6alkyl, C1-6alkylOCOC1-6alkyl, C1-6alkylOCO, H2C1-6alkyl, C1-4alkylOCONHC1-6alkyl and C1-6alkylCONHC1-6alkyl; and n is 0 to 4. Compounds of formula (I) are potent and selective inhibitors of COX-2 and are of use in treatment of the pain, fever and inflammation of variety of conditions and diseases.
    • 本发明提供式(I)化合物,其中:R 1选自H,C 1-6烷基,被1至5个氟原子取代的C 1-2烷基,C 3-6烯基,C 3-10环烷基C 1-6烷基 ,C 4-12桥环烷基,A(CR 4 R 5)n和b(CR 4 R 5)n; R 2是被1至5个氟原子取代的C 1-2烷基; R 3选自C 1-6烷基,NH 2和R 7 CONH; R 4和R 5独立地选自H或C 1-6烷基; A是未取代的5-或6-元杂芳基或未取代的6-元芳基,或被一个或多个R 6取代的5-或6-元杂芳基或6-元芳基; R 6选自卤素,C 1-6烷基,被一个或多个氟原子取代的C 1-6烷基,C 1-6烷氧基,被一个或多个F,NH 2 SO 2和C 1-6烷基SO 2取代的C 1-6烷氧基; B选自式(i)和(ii),其中(iv)定义环的连接点; R 7选自H,C 1-6烷基,C 1-6烷氧基,C 1-6烷基C 1-6烷基,苯基,HO 2 C 1-6烷基,C 1-6烷基COOC 1-6烷基,C 1-6烷基COO,H 2 C 1-6烷基,C 1-4烷基OCONHC 1 -6-烷基和C 1-6烷基CONHC 1-6烷基; 并且n为0至4.式(I)化合物是COX-2的有效和选择性抑制剂,并且可用于治疗各种病症和疾病的疼痛,发热和炎症。