申请人:Abbott Laboratories
公开号:US05137892A1
公开(公告)日:1992-08-11
Novel antibacterial compounds are disclosed having the formula ##STR1## as well as pharmaceutically acceptable salts, esters, amide and prodrugs thereof, wherein R.sup.1 is selected from the group consisting of (a) lower alkyl, (b) halo(lower alkyl), (c) lower alkyl(alkynyl), (d) lower cycloalkyl, (e) lower alkylamino, (f) nitrogen-containing aromatic heterocycle, (g) bicyclic alkyl and (h) phenyl; R.sup.2 is selected from the group consisting of hydrogen, lower alkyl, a pharmaceutically acceptable cation, and a prodrug ester group; R.sup.3 and R.sup.4 are independently selected from the group consisting of hydrogen, halogen, amino, and lower alkyl; R.sup.5 is either a nitrogen-containing heterocycle or a nitrogen-containing spiro-bicyclic-heterocycle; and A is N or C--R.sup.6, wherein R.sup.6 is selected from the group consisting of hydrogen, halogen, lower alkyl, and lower alkoxy, or R.sup.1 and R.sup.6 taken together with the atoms to which they are attached form a 6-membered ring which may contain an oxygen or sulfur atom and which may be substituted with lower alkyl; as well as pharmaceutical compositions comprising such novel compounds and the thereapeutic use thereof.
披露了具有公式##STR1##的新型抗菌化合物,以及药学上可接受的盐、酯、酰胺和前药,其中R.sup.1选自以下组:(a)低级烷基,(b)卤代(低级烷基),(c)低级烷基(炔基),(d)低级环烷基,(e)低级烷基氨基,(f)含氮的芳香杂环,(g)双环烷基和(h)苯基;R.sup.2选自氢、低级烷基、药学上可接受的阳离子和前药酯基组;R.sup.3和R.sup.4独立选自氢、卤素、氨基和低级烷基;R.sup.5是含氮杂环或含氮螺环双杂环;A是N或C--R.sup.6,其中R.sup.6选自氢、卤素、低级烷基和低级烷氧基,或者R.sup.1和R.sup.6与它们所连接的原子一起形成一个可能含有氧或硫原子的6元环,该6元环可能被低级烷基取代;以及包含这些新型化合物的药物组合物及其治疗用途。