Used as a key intermediate in organic synthesis, particularly in the preparation of pharmaceuticals and agrochemicals. Its reactive ester groups allow for easy modification, making it valuable in constructing heterocyclic compounds. Commonly employed in the development of functional materials, including conjugated polymers for electronic applications. Also utilized in the synthesis of specialty monomers for high-performance resins and coatings. Its furan ring enables participation in Diels-Alder reactions, facilitating the formation of complex molecular architectures in medicinal chemistry and materials science.