Used as a key intermediate in the synthesis of pharmaceutical agents, particularly in the development of anti-inflammatory and anticancer compounds. Its structure allows for functional modifications that enhance biological activity, making it valuable in medicinal chemistry research. Also employed in the preparation of fluorescent dyes and optical brighteners due to its benzofuran core, which exhibits favorable photophysical properties. Commonly utilized in organic synthesis to build complex heterocyclic systems through cross-coupling and nucleophilic substitution reactions.