Used in the synthesis of chiral pharmaceuticals, particularly as an intermediate in the production of active pharmaceutical ingredients (APIs) requiring high enantiomeric purity. Its epoxide functionality allows for ring-opening reactions with nucleophiles, enabling the construction of complex amine-containing molecules. Commonly employed in the development of protease inhibitors and other bioactive compounds where stereochemistry is critical. The tert-butoxycarbonyl (Boc) group provides amine protection during multi-step syntheses, ensuring selective reactivity and improved yield in peptide-like couplings. Valued in medicinal chemistry for its role in asymmetric synthesis and chiral scaffold development.