Used as an intermediate in pharmaceutical synthesis, particularly in the development of active pharmaceutical ingredients (APIs) requiring pyrrolidine-based scaffolds. Its protected amine group allows for selective reactions in multi-step organic syntheses. Commonly employed in the preparation of bioactive molecules, including central nervous system agents and enzyme inhibitors. The Boc-protected structure enhances stability during reactions and enables controlled deprotection under mild acidic conditions, making it valuable in peptide and heterocyclic chemistry. Also utilized in medicinal chemistry for structure-activity relationship (SAR) studies due to its chiral and sterically defined framework.