Organic compounds -- part of the class 532-570 series – Organic compounds – Halogen containing
Patent
1990-05-29
1992-02-25
Evans, J. E.
Organic compounds -- part of the class 532-570 series
Organic compounds
Halogen containing
570175, 570176, C07C 1724, C07C 1902
Patent
active
050916009
ABSTRACT:
A method for the preparation of 1,1,1,2-tetrafluoroethane whereby 1,1,2,2-tetrafluoroethane is contacted with the fluorination catalyst at elevated temperature to effect isomerization.
REFERENCES:
patent: 2959624 (1960-11-01), Scherer et al.
patent: 4902838 (1990-02-01), Manzer et al.
patent: 4950815 (1990-08-01), Moore et al.
Miller et al., "J. Am. Chem. Soc.", vol. 72 (1950), pp. 705-707.
Massey Helen M.
Moore Geoffrey J.
Evans J. E.
Imperial Chemical Industries plc
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