Used as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the development of kinase inhibitors for cancer treatment. It serves as a building block in medicinal chemistry due to its ability to enhance binding affinity and selectivity in drug molecules. Commonly employed in the preparation of antipsychotic and antidepressant agents owing to the piperazine moiety’s favorable pharmacokinetic properties. Also utilized in the design of receptor antagonists and enzyme inhibitors where the nitrile group contributes to metabolic stability and target interaction.