Quinolonecarboxylic acid derivatives or salts thereof
申请人:Toyama Chemical Co., Ltd.
公开号:US06335447B1
公开(公告)日:2002-01-01
Novel quinolonecarboxylic acid derivatives of general formula (1) or salts thereof which have potent antibacterial effects on gram-positive bacteria in particular Propionibacterium acnes
(wherein R1 represents a hydrogen atom or a carboxyl-protective group; R2 represents an optionally substituted cycloalkyl group; R3 represents a hydrogen atom, a halogen atom, an optionally substituted alkyl, alkoxy or alkylthio group, an optionally protected hydroxyl or amino group, or a nitro group; R4 represents an optionally substituted alkyl or alkoxy group; and Z represents a pyridin-4-yl or pyridin-3-yl group which is optionally substituted with at least one group selected from a halogen atom, an optionally substituted alkyl, alkenyl, cycloalkyl, alkoxy, alkylthio or amino group and an optionally protected hydroxyl or amino group).
[EN] NOVEL NON-FLUORINATED QUINOLONE COMPOUND AND APPLICATION THEREOF<br/>[FR] NOUVEAU COMPOSÉ DE QUINOLONE NON FLUORÉE ET SON APPLICATION<br/>[ZH] 新型非氟喹诺酮类化合物及其应用
申请人:[en]GUANGZHOU BAIYUNSHAN PHARMACEUTICAL HOLDINGS CO., LTD. BAIYUNSHAN PHARMACEUTICAL GENERAL FACTORY;[zh]广州白云山医药集团股份有限公司白云山制药总厂
公开号:WO2023098752A1
公开(公告)日:2023-06-08
公开了一类非氟喹诺酮类化合物及其应用,具体涉及式(II)所示化合物及其药学上可接受的盐。
QUINOLONECARBOXYLIC ACID DERIVATIVES OR SALTS THEREOF