摘要:
A polymorphic forms of the hydrochloride salt and mesylate salt of racemic (±)-1-cyclopropyl-6-fluoro-8-methoxy-7-(4-amino-3,3-dimethylpiperidin-1-yl)-1,4-dihydro-4-oxo-quinoline-3-carboxylic acid, dextrorotatory R-(+)-1-cyclopropyl-6-fluoro-8-methoxy-7-(4-amino-3,3-dimethylpiperidin-1-yl)-1,4-dihydro-4-oxo-quinoline-3-carboxylic acid and S-(−)-1-cyclopropyl-6-fluoro-8-methoxy-7-(4-amino-3,3-dimethylpiperidin-1-yl)-1,4-dihydro-4-oxo-quinoline-3-carboxylic acid having formula (I) and (II) respectively are described. Processes for their preparation are also described. The invention further relates to methods of using, and pharmaceutical compositions comprising the compounds of the invention for treatment of bacterial infections in mammals.
摘要:
The present invention relates to certain substituted piperidino phenyloxazolidinones. Specifically, the invention relates to geminally disubstituted piperidino phenyloxazolidinones having antimicrobial activity with improved pharmacokinetic profile. The invention also relates to processes for the preparation of compounds of the present invention, pharmaceutical compositions containing the compounds of the present invention and the methods for treating or preventing microbial infections using the compounds of the present invention.
摘要:
This invention relates to new generation triple-targeting, chiral, broad-spectrum antimicrobial 7-substituted piperidino-quinolone carboxylic acid derivatives, to their optical isomers, diastereomers or enantiomers, as well as pharmaceutically acceptable salts, hydrates, prodrugs, polymorphs and pseudopolymorphs thereof, to their preparation, to their compositions and to their use.
摘要:
This invention relates to new generation triple-targeting, chiral, broad-spectrum antimicrobial 7-substituted piperidino-quinolone carboxylic acid derivatives, to their optical isomers, diastereomers or enantiomers, as well as pharmaceutically acceptable salts, hydrates, prodrugs, polymorphs and pseudopolymorphs thereof, to their preparation, to their compositions and to their use.
摘要:
The instant invention relates to novel prodrugs of optically pure benzoquinolizine-2-carboxylic acid and pharmaceutical compositions that include the prodrugs. In particular, the present invention relates to the sulfonic acid salts of L-alanine and L-valine prodrugs of S-(−)-9-fluoro-6,7-dihydro-8-(4-hydroxypiperidin-1-yl)-5-methyl-1-oxo-1H,5H-benzo[i,j]quinolizine-2-carboxylic acid. The compounds and compositions of the invention can be used to treat bacterial Gram-positive, Gram-negative and anaerobic infections, especially infections caused by resistant Gram-positive organism and Gram-negative organism, mycobacterial infections and emerging nosocomial pathogen infections.
摘要:
The present invention provides agents having antimicrobial activity for preventing and treating infectious diseases. Thus, the present invention provides novel substituted piperidino phenyloxazolidinone derivatives, processes for making compounds as well as antimicrobial compositions containing said derivatives as active ingredients and methods of treating bacterial infections with the said derivatives.
摘要:
The present invention relates to certain substituted piperidino phenyloxazolidinones. Specifically, the invention relates to geminally disubstituted piperidino phenyloxazolidinones having antimicrobial activity with improved pharmacokinetic profile. The invention also relates to processes for the preparation of compounds of the present invention, pharmaceutical compositions containing the compounds of the present invention and the methods for treating or preventing microbial infections using the compounds of the present invention.