Pentafluoroiodoethane is used primarily as a fire extinguishing agent, particularly in situations where traditional extinguishers may be ineffective or could cause damage. It is effective in suppressing fires involving flammable liquids, gases, and electrical equipment due to its non-conductive properties. Additionally, it is employed in the electronics industry for cleaning, etching processes, and producing protective coatings, where its chemical stability and low reactivity are advantageous. In the field of refrigeration, it serves as a refrigerant in specialized cooling systems, offering an alternative to more environmentally harmful substances. It is also utilized in pharmaceutical research and development as a component in the synthesis of bioactive molecules. Furthermore, its unique properties make it useful as a starting material in the synthesis of other fluorinated compounds in organic chemistry, including surfactants and chemically resistant coatings.