METHOD OF OBTAINING 2,3-DICHLOR-5-TRICHLORMETHYLPYRIDINE

Preparation of 2,3-dichloro-5-trichloromethylpyridine in high yields and purity by chlorinating 2-chloro-5-trichloromethylpyridine at 70 DEG to 250 DEG C. with chlorine in the presence of a catalyst containing one or more molybdenum, tungsten or ruthenium compounds.

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Bibliographische Detailangaben
Hauptverfasser:	CHARLZ ARTUR VILSON,US, DZHON ARNOLD VERNER,US, KREJG EDVARD MIKSAN,US
Format:	Patent
Sprache:	eng
Schlagworte:	APPARATUS THEREFOR CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY GENERAL METHODS OF ORGANIC CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	Preparation of 2,3-dichloro-5-trichloromethylpyridine in high yields and purity by chlorinating 2-chloro-5-trichloromethylpyridine at 70 DEG to 250 DEG C. with chlorine in the presence of a catalyst containing one or more molybdenum, tungsten or ruthenium compounds.