Method of removing fluorinated olefin byproduct formed during th

Details Method of removing fluorinated olefin byproduct formed during th Method of removing fluorinated olefin byproduct formed during th

1980-03-31

1982-05-04

Mars, Howard T.

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

570238, 570262, C07C 4134

Patent

active

043283764

ABSTRACT:
The method of removing fluorinated olefin byproduct formed during the synthesis of a fluoromethylhexafluoroisopropyl ether product or the like comprises: adding ammonia or an amine to the mixture to react with the fluorinated olefin byproduct, and thereafter distilling the fluoromethylhexafluoroisopropyl ether product to remove it from the byproduct.

REFERENCES:
patent: 2691052 (1954-10-01), Cines
patent: 3683092 (1972-08-01), Regan et al.
patent: 3689571 (1972-09-01), Regan et al.
Lovelace et al., Aliphatic Fluorine Compounds, Reinhold Publishing Corporation, New York, 1958, pp. 265, 262.
Coffman et al., J. Org. Chem., 14, 1949, pp. 747-749.

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