Used as an intermediate in the synthesis of pharmaceutical compounds, particularly in the development of active pharmaceutical ingredients (APIs) that require chiral piperazine scaffolds. Its structure supports the construction of bioactive molecules with high selectivity, making it valuable in medicinal chemistry for drug discovery. Commonly employed in the preparation of central nervous system agents, receptor antagonists, and enzyme inhibitors. The presence of the cyanomethyl and carboxylate groups allows for further chemical modifications, enabling the formation of amides, amines, and heterocyclic derivatives. Also utilized in research settings for the design of novel therapeutic candidates due to its favorable reactivity and stereochemistry.