Ethylene Bis(3-mercaptopropionate) (Purified) is primarily used as a crosslinking agent in polymer chemistry. It plays a crucial role in the production of various polymers and resins, enhancing their mechanical properties and thermal stability. This compound is particularly valuable in the synthesis of polyurethane and epoxy resins, where it improves durability and resistance to environmental factors. Additionally, it is utilized in the manufacturing of adhesives and coatings, providing strong bonding and protective layers. Its ability to act as a stabilizer in certain chemical processes also makes it useful in the production of specialty chemicals and materials.