PROCESS FOR HYDROLYSIS OF QUINOLONE CARBOXYLIC ESTERS

PROCESS FOR HYDROLYSIS OF QUINOLONE CARBOXYLIC ESTERS

Quinolone carboxylic esters of general formula (II) are hydrolyzed to form quinolone carboxylic acids of general formula (I): the method comprises the step A): A) reacting compounds of formula (II) with a mixture that comprises acetic acid, sulfuric acid and water. In step A), >= 30 to = 0.3 to =...

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Bibliographische Detailangaben
Hauptverfasser: WIRTHS JORG, BERWE MATHIAS, WISCHNAT RALF, LONGERICH MARKUS, DIETZEL ANTJE, FEY PETER
Format: Patent
Sprache:chi ; eng
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Zusammenfassung:Quinolone carboxylic esters of general formula (II) are hydrolyzed to form quinolone carboxylic acids of general formula (I): the method comprises the step A): A) reacting compounds of formula (II) with a mixture that comprises acetic acid, sulfuric acid and water. In step A), >= 30 to = 0.3 to = 0.9 to