tert-Hexadecyl Mercaptan is widely used as a chain transfer agent in the polymerization process, particularly in the production of synthetic rubbers and plastics. It helps control the molecular weight of polymers, ensuring the final product has the desired properties such as flexibility, durability, and strength. Additionally, it is employed as a surface modifier in the manufacturing of nanoparticles, enhancing their stability and compatibility in various applications. In the oil and gas industry, it serves as a corrosion inhibitor and a component in lubricant additives, improving the performance and longevity of machinery. Its role in chemical synthesis also extends to the creation of specialty chemicals and intermediates used in diverse industrial processes.