Used as a key intermediate in organic synthesis, particularly in the preparation of heterocyclic compounds such as pyrazoles, furans, and pyridines. Its structure contains both aldehyde and keto ester functionalities, making it highly reactive in condensation and cyclization reactions. Commonly employed in pharmaceutical synthesis for building active pharmaceutical ingredients (APIs), especially those requiring three-carbon chain spacers with multiple functional groups. Also utilized in agrochemicals for the development of novel pesticides and herbicides due to its ability to form complex ring systems. Its versatility allows for selective transformations under mild conditions, suitable for multi-step synthetic routes.