Di-tert-butyl fumarate is primarily used as a monomer in the production of polymers and resins, where it contributes to the enhancement of material properties such as durability and flexibility. It is also employed in the formulation of coatings and adhesives, providing improved adhesion and resistance to environmental factors. Additionally, this compound finds application in the synthesis of specialty chemicals, where it serves as an intermediate in the creation of various industrial products. Its role in cross-linking reactions further makes it valuable in the development of advanced materials with tailored characteristics.