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US 11,390,574 B2Granted
Process for producing 1,1,3-trichloro-4,4,4-trifluorobut-1-ene
AssigneeThe Chemours Company Fc, LLC
InventorsSheng Peng, Viacheslav A. Petrov
Life of this patent
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Abstract
The present application provides processes and intermediates for preparing (E)-1,1,1,4,4,4-hexafluoro-2-butene and compositions which may be useful in applications including refrigerants, high-temperature heat pumps, organic Rankine cycles, as fire extinguishing/fire suppression agents, propellants, foam blowing agents, solvents, and/or cleaning fluids.
Claims13
A process of preparing 1,1,3-trichloro-4,4,4-trifluorobut-1-ene, comprising:
- i) heating 2,4,4,4-tetrachloro-1,1,1-trifluorobutane in the presence of a metal catalyst to form the 1,1,3-trichloro-4,4,4-trifluorobut-1-ene, wherein said heating is conducted in the absence of hydrogen fluoride;
- and wherein the product comprises said 1,1,3-trichloro-4,4,4-trifluorobut-1-ene.
Dependencies are inferred from the claim text.