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    • 2. 发明申请
    • PHARMACEUTICAL COMPOUNDS
    • 药物化合物
    • US20130065900A1
    • 2013-03-14
    • US13697743
    • 2011-05-12
    • Robert George BoyleDavid Winter WalkerRichard Justin Boyce
    • Robert George BoyleDavid Winter WalkerRichard Justin Boyce
    • A61K31/5377C07D241/26C07D405/12C07D403/12A61K31/4965A61N5/10C07D413/12C07D413/02A61K31/497C07D403/02
    • C07D241/26A61K31/4965A61K31/497A61K31/5377A61N5/10C07D241/20C07D403/12C07D405/12C07D413/12
    • The invention provides a compound of the formula (1): or a salt, N-oxide or tautomer thereof; wherein R1 is cyano or C1-4 alkyl; R2 is hydrogen or C1-4 alkyl; R3 is hydrogen or C1-4 alkyl; R4 and R5 are the same or different and each is selected from hydrogen, saturated C1-4 hydrocarbyl and saturated C1-4 hydrocarbyloxy; R6 and R7 are the same or different and each is selected from hydrogen, halogen, CN, C1-4 alkyl and C1-4 alkoxy wherein the C1-4 alkyl and C1-4 alkoxy are each optionally substituted with hydroxy, C1-2 alkoxy or by one or more flourine atoms; R8 is hydrogen or C1-4 alkyl; Q is an alkylene chain of 1 to 4 carbon atoms in length between the moiety Ar and the nitrogen atom N, wherein one or more of the 1 to 4 carbon atoms of the alkylene chain may optionally be substituted with one or two C1-4 alkyl groups, or wherein one carbon atom of the 1 to 4 carbon atoms of the alkylene chain may optionally be substituted with a group —CH2CH2— which together with the said one carbon atom forms a cyclopropyl group; m is 1, 2, 3 or 4; n is 0 or 1; and Ar is a monocyclic or bicyclic aryl or heteroaryl group of 5 to 10 ring members containing 0, 1, 2, 3 or 4 heteroatom ring members selected from O, N and S, the aryl or heteroaryl group being optionally substituted with one to four substituents R13 as defined in the claims.The compounds are inhibitors of Chk-1 kinase and are active against cancers.
    • 本发明提供式(1)化合物或其盐,N-氧化物或其互变异构体; 其中R1是氰基或C1-4烷基; R2是氢或C1-4烷基; R3是氢或C1-4烷基; R4和R5相同或不同,各自选自氢,饱和C 1-4烃基和饱和C 1-4烃氧基; R 6和R 7相同或不同,各自选自氢,卤素,CN,C 1-4烷基和C 1-4烷氧基,其中C 1-4烷基和C 1-4烷氧基各自任选被羟基,C 1-2烷氧基 或通过一个或多个荧光原子; R8是氢或C1-4烷基; Q是部分Ar和氮原子N之间的长度为1至4个碳原子的亚烷基链,其中亚烷基链的1至4个碳原子中的一个或多个可以任选被一个或两个C 1-4烷基取代 基团,或其中亚烷基链的1至4个碳原子的一个碳原子可以任选被基团-CH 2 CH 2取代,所述基团与所述一个碳原子一起形成环丙基; m为1,2,3或4; n为0或1; 并且Ar是具有0至1个,2个,3个或4个选自O,N和S的杂原子环成员的5至10个环成员的单环或双环芳基或杂芳基,芳基或杂芳基任选被一至四个 取代基R 13如权利要求中所定义。 这些化合物是Chk-1激酶的抑制剂并且对癌症有活性。