申请人:Schering, Aktiengesellschaft
公开号:US04289777A1
公开(公告)日:1981-09-15
Quinolonecarboxylic acid derivatives of the formula ##STR1## wherein the grouping ##STR2## is independently in the 6-, 7- or 8-position of each of the quinolone residues; m and n independently are each 1-4; R.sub.1 is hydrogen or alkyl of 1-6 carbon atoms; R.sub.2 is hyrogen, alkanoyl of 1-8 carbon atoms or benzoyl; and X is hydrogen, alkyl of 1-6 carbon atoms or the cation of a base which produces a physiologically acceptable salt with the quinolonecarboxylic acid, have valuable pharmacological properties.
化合物的式子为##STR1##,其中##STR2##的基团独立地位于每个喹诺酮残基的6,7或8位置; m和n分别为1-4; R.sub.1为氢或1-6碳原子的烷基; R.sub.2为氢,1-8碳原子的脂肪酰基或苯甲酰基; X为氢,1-6碳原子的烷基或产生与喹诺酸形成生理上可接受的盐的碱的阳离子。这些化合物具有有价值的药理特性。