Pentafluoroethyl iodide is a suggested component of a fire-extinguishing composition.

Pentafluoroethyl iodide can be produced by electrochemical fluorination of 1,1,2,2-tetrafluoro-1,2-diiodoethane.

[3] It can also be produced by react tetrafluoroethylene, iodine and iodine pentafluoride.

[4] Pentafluoroethyl iodide is a pungent colourless gas[1] and an anesthetic.

[5][6] Pentafluoroethyl iodide is an intermediate of preparing other compounds.