Process for the preparation of 4-hydroxy-quinoline-3-carboxylic acids

A process for the preparation of a compound of the formula in which Y is a nitrile group, an ester group COOR1 or an acid amide CONR2R3, R1, R2 and R3 each independently is hydrogen or C1-C4-alkyl, and R3 may also be phenyl, and X2, X3, X4 and X5 each independently is hydrogen, halogen, nitro, cyano...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SCHRIEWER, MICHAEL, GROHE, KLAUS
Format:	Patent
Sprache:	eng
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY
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