Used as a key chiral intermediate in the synthesis of pharmaceutical agents, particularly in the development of kinase inhibitors and central nervous system (CNS) active drugs. Its protected amine and carboxylic acid functionalities make it ideal for peptide coupling and heterocycle formation in multi-step organic syntheses. Commonly employed in the preparation of drug candidates targeting neurological disorders and cancer due to its structural compatibility with bioactive molecules. The stereochemistry enhances binding selectivity in receptor-targeted compounds, improving pharmacokinetic profiles.