6-(tert-Butyldithio)hexanoic acid is primarily used in the field of organic synthesis and materials science. It serves as a versatile intermediate in the production of various chemical compounds, particularly in the development of polymers and coatings. Its unique structure, featuring a tert-butyl dithio group, makes it valuable for creating materials with enhanced durability and resistance to environmental factors. Additionally, it is employed in the synthesis of specialty chemicals, such as lubricant additives, where its properties contribute to improved performance and stability under high-stress conditions. The compound is also explored in research for its potential applications in drug delivery systems, leveraging its ability to modify the surface properties of nanoparticles or other carriers.