8-CHLORO-5,6,7,8-TETRAHYDROQUINOLINE-2-ONE AND 8-BROMO-5,6,7,8-TETRAHYDROQUINOLINE-2-ONE, THEIR HYDROCHLORIDES AND HYDROBROMIDES, AND PROCESS FOR THEIR PREPARATION

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 DEG to 50 DEG C. with heating of the reaction mixture t...

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Bibliographische Detailangaben
Hauptverfasser:	MULLER, WERNER HEINRICH, PRESSLER, WILFRIED, MEIDERT, HELMUT
Format:	Patent
Sprache:	eng ; ger
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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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 DEG to 50 DEG C. with heating of the reaction mixture to 60 DEG to 80 DEG C. after the halogen addition.