Pentafluoroethyl iodide is a suggested component of a fire-extinguishing composition. It is a very dense gas.
Pentafluoroethyl iodide can be produced by electrochemical fluorination of 1,1,2,2-tetrafluoro-1,2-diiodoethane.
It can also be produced by react tetrafluoroethylene, iodine and iodine pentafluoride.
Pentafluoroethyl iodide is a pungent colourless gas and an anesthetic.
Pentafluoroethyl iodide is an intermediate of preparing other compounds.