UA6324A1 - Process for the preparation of 6-fluoro-1,4-dihydro-4-oxo-7-substituted piperazinyl- quinoline-3-carboxylic acids or pharmaceutically acceptable salts thereof
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Process for the preparation of 6-fluoro-1,4-dihydro-4-oxo-7-substituted piperazinyl- quinoline-3-carboxylic acids or pharmaceutically acceptable salts thereof
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Priority claimed from JP17127183Aexternal-prioritypatent/JPS6064979A/en
Priority claimed from JP12378084Aexternal-prioritypatent/JPS615075A/en
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Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Abstract
A process for the preparation of a 6-fluoro-1,4-dihydro-4-oxo-7-substituted piperazinyl-quinoline-3-carboxylic acids represented by the general formula wherein R1 is a lower alkyl group having 1 to 4 carbon atoms, a vinyl group, a 2-fluoroethyl group, or a 2-hydroxy-ethyl group; R2, R3 and R4 each is a hydrogen, or methyl group; R5 is a lower alkyl group having 1 to 2 carbon atoms and R6 is a hydrogen, or a fluorine, and a pharmacologically-acceptable salt thereof.
UA3799807A1983-09-191984-09-18Process for the preparation of 6-fluoro-1,4-dihydro-4-oxo-7-substituted piperazinyl- quinoline-3-carboxylic acids or pharmaceutically acceptable salts thereof
UA6324A1
(en)
Process for the preparation of 6-fluoro-1,4-dihydro-4-oxo-7-substituted piperazinyl- quinoline-3-carboxylic acids or pharmaceutically acceptable salts thereof
Process for the preparation of 6-fluoro-1,4-dihydro-4-oxo-7-substituted piperazinyl- quinoline-3-carboxylic acids or pharmaceutically acceptable salts thereof