Used as an intermediate in organic synthesis, particularly in the preparation of pharmaceuticals and agrochemicals. Its structure allows for functionalization at multiple sites, making it valuable in constructing complex molecules. Commonly employed in the synthesis of heterocyclic compounds, especially those containing thiophene moieties, which are prevalent in bioactive molecules. Also utilized in the development of conjugated systems for materials science applications, such as organic semiconductors or fluorescent dyes. The ester groups enable easy transformation into acids, amides, or other derivatives, enhancing its versatility in synthetic routes.