Used as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the development of kinase inhibitors for cancer treatment. Its aldehyde and nitrile functional groups allow for versatile chemical modifications, enabling the formation of complex heterocyclic structures. Commonly employed in cross-coupling reactions and condensation processes to build biologically active molecules. Also utilized in the preparation of fluorescent probes due to its ability to undergo selective derivatization and exhibit detectable optical properties.