Herstellung von Difluoressigsäurefluoride und von Ester der Difluoressigsäure

A method for preparing difluoroacetic acid fluoride, which comprises reacting a 1-alkoxy-1,1,2,2-tetrafluoroethane of the formula HCF2CF2OR wherein R is a C1-4 alkyl group in a gas phase in the presence of a metal oxide catalyst.

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Bibliographische Detailangaben
Hauptverfasser:	KUMAI, SEISAKU, ASAHI GLASS COMPANY LTD., YOKOHAMA-SHI, KANAGAWA-KEN, JP, OHARU, KAZUYA, ASAHI GLASS COMPANY LTD., YOKOHAMA-SHI, KANAGAWA-KEN, JP
Format:	Patent
Sprache:	ger
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS APPARATUS THEREFOR CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY GENERAL METHODS OF ORGANIC CHEMISTRY METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	A method for preparing difluoroacetic acid fluoride, which comprises reacting a 1-alkoxy-1,1,2,2-tetrafluoroethane of the formula HCF2CF2OR wherein R is a C1-4 alkyl group in a gas phase in the presence of a metal oxide catalyst.