Used primarily in medical research and diagnostic applications, this compound plays a crucial role in studying thyroid function and metabolism. It is often utilized in laboratory settings to investigate the effects of thyroid hormones on cellular processes, including energy expenditure and protein synthesis. Additionally, it serves as a reference standard in assays designed to measure thyroid hormone levels in biological samples, aiding in the diagnosis and management of thyroid disorders. Its role extends to the development of therapeutic agents targeting thyroid-related conditions, providing insights into hormone regulation and potential treatment strategies.