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US 4,377,716 AGranted
Method for the production of hexafluoro-2,3-bis(trifluoromethyl)-2-butene
AssigneeAllied Corporation
InventorsLouis G. Anello, Richard F. Sweeney
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Abstract
Hexafluoro-2,3-bis(trifluoromethyl)-2-butene may be prepared by heating 2,2,4,4-tetrakis-(trifluoromethyl)-1,3-dithietane at elevated temperatures in the presence of activated carbon. The activated carbon serves as a desulphurization catalyst.
Claims7
A method for the production of hexafluoro-2,3-bis(trifluoromethyl-2-butene which comprises heating 2,2,4,4-tetrakis(trifluoromethyl)-1,3-dithietane in the presence of activated carbon.
Dependencies are inferred from the claim text.