5-AMINOQUINOLONECARBOXYLIC ACID DERIVATIVE AND ANTIBACTERIAL CONTAINING THE SAME AS ACTIVE INGREDIENT
申请人:SS PHARMACEUTICAL CO., LTD.
公开号:EP0601197A1
公开(公告)日:1994-06-15
A 5-aminoquinolonecarboxylic acid derivative represented by general formula (1) or a salt thereof, and an antibacterial containing the same as the active ingredient, wherein R¹ represents hydrogen, amino, C₁-C₅ linear or branched alkyl, or an alkylamino group having a C₁-C₅ linear or branched alkyl group; R² represents hydrogen or C₁-C₅ linear or branched alkyl; X represents halogen; Y represents CH₂, NH, CHR³, NR³ (wherein R³ represents C₁-C₅ linear or branched alkyl) or oxygen; and Z represents an oxygen atom or two hydrogen atoms. It has a potent antibacterial activity against gram-positive bacteria including resistant strains and can be well absorbed in living organisms.
由通式(1)代表的5-氨基喹啉羧酸衍生物或其盐,以及含有相同活性成分的抗菌剂,其中R¹代表氢、氨基、C₁-C₅直链或支链烷基,或具有C₁-C₅直链或支链烷基的烷基氨基;R² 代表氢或 C₁-C₅ 直链或支链烷基;X 代表卤素;Y 代表 CH₂、NH、CHR³、NR³(其中 R³ 代表 C₁-C₅ 直链或支链烷基)或氧;Z 代表一个氧原子或两个氢原子。它对革兰氏阳性细菌(包括耐药菌株)具有很强的抗菌活性,并能被生物体很好地吸收。