Used as a key intermediate in the synthesis of pharmaceuticals and bioactive compounds, particularly in the development of pyrrole-based drugs. Its aldehyde and ester functional groups allow for versatile chemical modifications, making it valuable in constructing heterocyclic systems. Commonly employed in medicinal chemistry for creating analogs with potential antimicrobial, anti-inflammatory, or anticancer activities. Also utilized in the preparation of porphyrin and corrin ring systems, which are essential in biomimetic studies and the design of enzyme inhibitors.