In the structure of the title compound, 4-[3-carboxy-6,8difluoro-1-(2-fluoroethyl)-1,4-dihydro-4-oxo-7-quinolyl]-1- methylpiperazinium chloride hydrate, C17H19F3N3O3+.Cl-.-H2O, the quinoline and its substituents, except for the fluoroethyl group, are coplanar, while the piperazinium moiety exists in a chair form. There are pi-pi-stacking interactions between the quinoline rings, and intra- and intermolecular hydrogen bonds in the crystal.
Quinoline carboxylic acid derivatives and process for the preparation
申请人:Kyorin Seiyaku Kabushiki Kaisha
公开号:US04398029A1
公开(公告)日:1983-08-09
This invention relates to new compounds of value as antibacterial agent. More particularly, it relates to quinoline carboxylic acid derivatives, the hydrates and the salts thereof.