申请人:Research Foundation Itsuu Laboratory
公开号:EP2181993A1
公开(公告)日:2010-05-05
A compound of the formula:
or a pharmaceutically acceptable salt or solvate thereof, wherein
Ring A is
(A-1) at least 7-membered monocyclic hetero ring containing at least three N atoms;
(A-2) at least 6-membered monocyclic hetero ring containing at least two N atoms and at least one O atom; or
(A-3) at least 7-membered monocyclic hetero ring containing at least two N atoms and at least one S atom, wherein said monocyclic hetero ring is optionally substituted, and said monocyclic hetero ring is optionally condensed with another ring,
X1 is a single bond, or a hetero atom-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 hetero atom-containing group;
Ring B is optionally substituted carbocycle or optionally substituted heterocycle;
R1 is hydrogen, or an organic residue which is able to bind to the 5-position of oxazolidinone ring in oxazolidinone antimicrobial agent.
式中的化合物:
或其药学上可接受的盐或溶液,其中
环 A 是
(A-1) 至少含有三个 N 原子的 7 元单环杂环;
(A-2) 至少含有两个 N 原子和至少一个 O 原子的 6 元单环杂环;或
(A-3) 至少含有两个 N 原子和至少一个 S 原子的 7 元单环杂环,其中所述单环杂环任选被取代,且所述单环杂环任选与另一个环缩合、
X1为单键,或选自-O-、-S-、-NR2-、-CO-、-CS-、-CONR3-、-NR4CO-、-SO2NR5-和-NR6SO2-组成的含杂原子基团,其中 R2、R3、R4、R5 和 R6 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打断;
环 B 是任选取代的碳环或任选取代的杂环;
R1 是氢,或能够与噁唑烷酮抗菌剂中噁唑烷酮环的 5 位结合的有机残基。