Used as a chiral building block in the synthesis of pharmaceuticals, particularly in the development of active pharmaceutical ingredients (APIs) requiring high enantiomeric purity. Its structure supports the creation of complex amines found in bioactive molecules. Commonly employed in medicinal chemistry for drug discovery, especially in central nervous system (CNS) agents and protease inhibitors. The presence of both amine and carboxylate functionalities allows for versatile coupling reactions, making it valuable in solid-phase and solution-phase peptide-like synthesis. Also utilized in the preparation of intermediates for kinase inhibitors and other targeted therapies.