Used as a chiral intermediate in the synthesis of pharmaceutical compounds, particularly in the development of bioactive molecules requiring stereochemical control. Its protected alcohol and amine functionalities make it valuable in peptide-like coupling reactions and in constructing complex heterocyclic systems. Commonly employed in medicinal chemistry for building blocks in drug discovery, especially in protease inhibitors and central nervous system agents. The benzyl and tert-butoxycarbonyl (Boc) protecting groups allow selective deprotection and further functionalization, enabling stepwise assembly of multi-step synthetic pathways.