Used in organic synthesis as an intermediate for pharmaceuticals and bioactive compounds. Its functional groups—aldehyde and carboxylic acid—allow for diverse derivatization, making it valuable in constructing heterocyclic systems. Commonly applied in the development of kinase inhibitors and antimicrobial agents. Also utilized in the synthesis of pyrrole-based dyes and fluorescent probes due to its conjugated structure. Shows potential in medicinal chemistry for designing novel drug candidates targeting inflammation and cancer pathways.