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    • 7. 发明申请
    • BENZOXAZINES, BENZOTHIAZINES, AND RELATED COMPOUNDS HAVING NOS INHIBITORY ACTIVITY
    • 苯并噻嗪类,苯并嗪类,以及具有NOS抑制活性的相关化合物
    • WO2010000073A1
    • 2010-01-07
    • PCT/CA2009/000923
    • 2009-07-03
    • NEURAXON, INC.RAMNAUTH, JailallANNEDI, Subhash, C.SILVERMAN, SarahDOVE, PeterMADDAFORD, ShawnRAKHIT, Suman
    • RAMNAUTH, JailallANNEDI, Subhash, C.SILVERMAN, SarahDOVE, PeterMADDAFORD, ShawnRAKHIT, Suman
    • C07D417/12A61K31/538A61K31/5415A61P25/00A61P25/02C07D413/12C07D413/14C07D417/14
    • C07D417/14A61K31/538A61K31/5415C07D413/12C07D413/14C07D417/12Y02A50/475
    • Disclosed are benzoxazines and benzothiazines of formula (I) wherein Q is O-(CHR 6 ) 1-3 or S-(CHR 6 ) 1-3 ; R 1 and each R 6 is H, optionally substituted [C 1-6 alkyl, C 1-4 alkaryl, C 1-4 alkheterocyclyl, C 2-9 heterocyclyl, C 3-8 cycloalkyl, C 1-4 alkcycloalkyl] or - (CR 1A R 1B )nNR 1c R 1D wherein R 1A , R 1B , R 1C , R 1D are independently hydrogen, optionally substituted [C 1-6 alkyl, C 1-4 alkaryl, C 1-4 alkheterocyclyl, C 2-9 heterocyclyl, C 3-8 cycloalkyl, etc.] or wherein R 1A and R 1B combine to form =O, or wherein R 1C and R 1D combine to form an optionally substituted C 2-9 heterocyclyl, and n is an integer between 1-6; each of R 2 and R 3 is H, hal, optionally substituted [C 1-6 alkyl, C 6-10 aryl, C 1-6 alkaiyl, C 2-9 heterocyclyl, C 1-6 alkoxy, C 1-6 thioalkoxy, (CH 2 ) r2 NHC(NH)R 2A , CH 2 ) r2 NHC(S)NHR 2A , C 1-4 alkheterocyclyl] or hydroxy, wherein r2 is an integer from 0 to 2, R 2A is optionally substituted [C 1-6 alkyl, C 6-10 aryl, C^alkaryl, C 2-9 heterocyclyl, C 1-4 alkheterocyclyl,C 1-6 thioalkoxy, C 1-4 thioalkaryl, aryloyl, C 1- 4 thioalkheterocylyl, or amino]; each R 4 and R 5 is H, hal, (CH 2 ) r2 NHC(NH)R 2A or CH 2 ) r2 NHC(S)NH R 2A ; Y 1 and Y 2 are together =O or Y 1 and Y 2 are independently H, optionally substituted [C 1-6 alkyl, C 6-10 aryl, C 1-6 alkaryl, C 2-9 heterocyclyl, C 1-6 alkoxy, C 1-6 thioalkoxy, C 1-4 alkheterocyclyl] or hydroxy; wherein only one of R 2 , R 3 , R 4 and R 5 is (CH 2 ) r2 NHC(NH)R 2A or CH 2 ) r2 NHC(S)NH R 2A ; or a pharmaceutically acceptable salt or prodrug thereof. Said benzoxazines and benzothiazines of formula (I) inhibit nitric oxide synthase (NOS), particularly selectively inhibit neuronal nitric oxide synthase (nNOS) in preference to other NOS isoforms. The NOS inhibitors of formula (I), alone or in combinatioon with other pharmaceutically active agents, can be used for treating or preventing various medical conditions.
    • 公开了式(I)的苯并恶嗪和苯并噻嗪,其中Q是O-(CHR 6)1-3或S-(CHR 6)1-3; R 1和R 6各自为H,任选取代的[C 1-6烷基,C 1-4烷芳基,C 1-4烷基杂环基,C 2-9杂环基,C 3-8环烷基,C 1-4烷环烷基]或 - (CR 1 AR 1 B)n N R c R D,其中R 1A, R1C,R1D独立地为氢,任选取代的[C 1-6烷基,C 1-4烷芳基,C 1-4烷基杂环基,C 2-9杂环基,C 3-8环烷基等]或其中R 1A和R 1B结合形成= O,或其中 R1C和R1D结合形成任选取代的C2-9杂环基,n为1-6之间的整数; R2和R3各自为H,Hal,任选取代的[C 1-6烷基,C 6-10芳基,C 1-6烷酰基,C 2-9杂环基,C 1-6烷氧基,C 1-6硫烷氧基,(CH 2)r R 2 NHC(NH) CH2)r2NHC(S)NHR2A,C1-4烷基杂环基]或羟基,其中R2是0-2的整数,R2A是任选取代的[C 1-6烷基,C 6-10芳基,C 1-4烷芳基,C 2-9杂环基,C 1 -4烷基杂环基,C1-6硫代烷氧基,C1-4硫代烷基芳基,芳基,C1-4硫代炔基或氨基]。 每个R 4和R 5是H,Hal,(CH 2)r R 2 NHC(NH)R 2 A或CH 2)r R 2 NHC(S)NHR 2 A; Y1和Y2一起= O或Y1,Y2独立地为H,任选取代的[C 1-6烷基,C 6-10芳基,C 1-6烷芳基,C 2-9杂环基,C 1-6烷氧基,C 1-6硫烷氧基,C 1-4杂环基] 或羟基; 其中R2,R3,R4和R5中只有一个是(CH2)r2NHC(NH)R2A或CH2)r2NHC(S)NHR2A; 或其药学上可接受的盐或前药。 式(I)的所述苯并恶嗪和苯并噻嗪抑制一氧化氮合酶(NOS),特别是选择性地抑制神经元一氧化氮合酶(nNOS)优于其它NOS同种型。 式(I)的NOS抑制剂单独或与其它药物活性剂组合可用于治疗或预防各种医学病症。