This chemical is primarily utilized in the field of medical research and diagnostics, particularly in the development of radiopharmaceuticals. It serves as a key intermediate in the synthesis of thyroid hormone analogs, which are crucial for studying thyroid function and related disorders. Its structure, featuring iodine atoms, makes it suitable for radiolabeling, enabling its use in imaging techniques such as SPECT (Single Photon Emission Computed Tomography) to visualize and assess thyroid activity. Additionally, it is employed in the preparation of compounds used to investigate receptor binding and hormone metabolism, contributing to advancements in endocrinology and therapeutic drug development.