Used as a key intermediate in the synthesis of pharmaceuticals, particularly in the development of active pharmaceutical ingredients (APIs) with anti-inflammatory and analgesic properties. It serves as a building block in heterocyclic chemistry, enabling the construction of complex pyrazole derivatives. Its aldehyde functional group allows for easy modification through condensation or reduction reactions, making it valuable in medicinal chemistry for drug design and optimization. Also employed in agrochemical research for developing new pesticides and herbicides due to its bioactive scaffold.