8-CHLORO-5,6,7,8-TETRAHYDRO-2-QUINOLONE AND 8-BROMO-5,6,7,8-TETRAHYDRO-2-QUINOLONE, THE HYDROCHLORIDE OR HYDROBROMIDE THEREOF AND PROCESS FOR THEIR MANUFACTURE

8-CHLORO-5,6,7,8-TETRAHYDRO-2-QUINOLONE AND 8-BROMO-5,6,7,8-TETRAHYDRO-2-QUINOLONE, THE HYDROCHLORIDE OR HYDROBROMIDE THEREOF AND PROCESS FOR THEIR MANUFACTURE

8-Chloro-5,6,7,8-tetrahydro-2-quinolone and 8-bromo-5,6,7,8-tetrahydro-2-quinolone, the hydrochloride or hydrobromide thereof and their manufacture by reacting 3,4,5,6,7,8-hexahydro-2-quinolone with chlorine or bromine in an inert solvent at 10 to 50.degree. C with heating of the reaction mixture to...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: MULLER, WERNER H, PRESSLER, WILFRIED, MEIDERT, HELMUT
Format: Patent
Sprache:eng ; fre
Schlagworte:
ADHESIVES
CHEMISTRY
DYES
HETEROCYCLIC COMPOUNDS
LAKES
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
MORDANTS
NATURAL RESINS
ORGANIC CHEMISTRY
ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES
PAINTS
POLISHES
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Beschreibung
Zusammenfassung:8-Chloro-5,6,7,8-tetrahydro-2-quinolone and 8-bromo-5,6,7,8-tetrahydro-2-quinolone, the hydrochloride or hydrobromide thereof and their manufacture by reacting 3,4,5,6,7,8-hexahydro-2-quinolone with chlorine or bromine in an inert solvent at 10 to 50.degree. C with heating of the reaction mixture to 60 to 80.degree. C after the halogen addition. The compounds of the invention may be used in the preparation of dyestuffs for polyesters.