CPC C07C 17/389 (2013.01) [C07C 17/087 (2013.01); C07C 17/25 (2013.01); Y02P 20/582 (2015.11)] | 22 Claims |
1. A process comprising:
a) providing an activated zeolite comprising at least one zeolite selected from zeolite 5A, zeolite 13X, zeolite LSX, zeolite AW-300, and mixtures thereof;
b) contacting a mixture having at least one Rf≡CCX impurity at a first level, wherein Rf is a straight-chain perfluorinated alkyl group, and X is H, F, Cl, Br, or I, with said activated zeolite at a temperature of between −20° C. to about 200° C.;
c) reducing said first level of said at least one Rf≡CCX impurity to a second level lower than said first level with said activated zeolite; and
d) optionally, recovering a purified mixture having an impurity level lower than said first level.
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