Used as a key intermediate in organic synthesis, particularly in the preparation of long-chain alkylated compounds. It serves in the development of surfactants, lubricants, and specialty coatings due to its reactivity and ability to introduce iodine functionality into larger molecules. Commonly employed in radical reactions and coupling processes, it enables the formation of carbon-carbon bonds in pharmaceutical and agrochemical synthesis. Its long hydrophobic tail makes it suitable for modifying surface properties in material science applications.