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    • 8. 发明申请
    • OXAZOLIDINONE DERIVATIVE HAVING 7-MEMBERED HETERO RING
    • 具有7层杂环的氧杂环丁酮衍生物
    • US20100256355A1
    • 2010-10-07
    • US12733954
    • 2008-10-01
    • Hideyuki SuzukiIwao UtsunomiyaKoichi ShudoTsutomu IwakiTatsuro Yasukata
    • Hideyuki SuzukiIwao UtsunomiyaKoichi ShudoTsutomu IwakiTatsuro Yasukata
    • C07D487/04C07D255/02C07D487/14
    • C07D413/14C07D271/02C07D413/10C07D471/14C07D487/04Y02P20/55
    • The present invention provides a novel oxazolidinone derivative of the formula (I): wherein Ring A is (A-1) a 7-membered monocyclic heterocycle containing three N atoms; (A-2) a 7-membered monocyclic heterocycle containing two N atoms and one O atom; or (A-3) a 7-membered monocyclic heterocycle containing two N atoms and one S atom, SO or SO2, wherein said monocyclic heterocycle is optionally substituted, optionally unsaturated and optionally fused with another ring; X1 is a single bond, or a heteroatom-containing group selected from the group consisting of —O—, —S—, —NR2—, —CO—, —CS—, —CONR3—, —NR4CO—, —SO2NR5—, and —NR6SO2—, wherein R2, R3, R4, R5 and R6 are independently hydrogen or lower alkyl, or lower alkylene or lower alkenylene each optionally interrupted by said heteroatom-containing group; Ring B is optionally substituted carbocycle or optionally substituted heterocycle; and R1 is hydrogen, or an organic residue which is able to bind to the 5-position of the oxazolidinone ring in oxazolidinone antimicrobial agents, pharmaceutically acceptable salts and solvates thereof which are useful as an antibacterial agent.
    • 本发明提供式(I)的新型恶唑烷酮衍生物:其中环A为(A-1)含有三个N原子的7-元单环杂环; (A-2)含有两个N原子和一个O原子的7-元单环杂环; 或(A-3)含有两个N原子和一个S原子,SO或SO 2的7-元单环杂环,其中所述单环杂环任选被取代,任选地不饱和且任选地与另一个环稠合; X 1为单键或选自-O - , - S - , - NR 2 - , - CO - , - CS - , - CONR 3 - , - NR 4 CO - , - SO 2 NR 5 - 和-NR 6 SO 2 - ,其中R 2,R 3,R 4,R 5和R 6独立地为氢或低级烷基,或低级亚烷基或低级亚烯基,各自任选被所述含杂原子基团中断; 环B是任选取代的碳环或任选取代的杂环; R 1为氢,或可用于作为抗菌剂使用的恶唑烷酮抗微生物剂,其药学上可接受的盐和溶剂合物中的恶唑烷酮环的5位的有机残基。