Aluminium chloride induced isomerisation of 1, 1, 2-trichlorotrifluoroethane and 1, 2-difluorotetrachloroethane

…, F Liška, A Pošta, V Dědek

Index: Paleta, Oldrich; Liska, Frantisek; Posta, Antonin; Dedek, Vaclav Collection of Czechoslovak Chemical Communications, 1980 , vol. 45, # 1 p. 104 - 114

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Citation Number: 6

Abstract

Abstract Under comparable conditions, the isomerisation of 1, 1, 2-trichlorotrifluoroethane (I) to 1, 1, 1-trichlorotrifluoroethane (II) is more difficult than the isomerisation of 1, 2- difluorotetrachloroethane (III) to 1, 1-difluorotetrachloroethane (IV). Advantageously, III was isomerised to IV in the presence of I or II. The degree of isomerisation of the starting compounds I and III was 95-99%, the preparative yield of IV being 65-74%. The CF bond ...

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