PREPARATION OF QUINOLINE CARBOXYLIC ACID DERIVATIVES

PREPARATION OF QUINOLINE CARBOXYLIC ACID DERIVATIVES

Process for the preparation of useful antimicorbial agents, 1-substituted-6-fluoro-7-(1-piperazinyl or 4-substituted-1-piperazinyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acids having the chemical structure [IV], [IV] wherein R1 is ethyl or vinyl group, and R4 is (R3 is hydrogen atom or lower alkyl...

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Hauptverfasser: IRIKURA T, MATSUKUBO H, SHIBA T
Format: Patent
Sprache:eng
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CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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creator IRIKURA T
MATSUKUBO H
SHIBA T
description Process for the preparation of useful antimicorbial agents, 1-substituted-6-fluoro-7-(1-piperazinyl or 4-substituted-1-piperazinyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acids having the chemical structure [IV], [IV] wherein R1 is ethyl or vinyl group, and R4 is (R3 is hydrogen atom or lower alkyl group).
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subjects CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
title PREPARATION OF QUINOLINE CARBOXYLIC ACID DERIVATIVES
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