Used primarily in organic synthesis, 2-iodothiophenol serves as a key intermediate in the production of various pharmaceuticals and agrochemicals. Its iodine atom makes it a valuable reagent for cross-coupling reactions, such as Suzuki and Sonogashira couplings, which are essential in creating complex organic molecules. Additionally, it is employed in the synthesis of thiophene derivatives, which are important in materials science for developing conductive polymers and organic semiconductors. The compound is also utilized in the preparation of ligands for catalytic processes, enhancing the efficiency of metal-catalyzed reactions.