Used in pharmaceutical synthesis as a chiral building block for the preparation of biologically active compounds. Its hydroxyl and protected amine groups allow for selective functionalization, making it valuable in the development of protease inhibitors, receptor agonists, and other drug candidates. Commonly employed in asymmetric synthesis due to the stability of the Boc-protected pyrrolidine scaffold. Also utilized in the production of intermediates for central nervous system (CNS) agents and antiviral drugs.