Used as a chiral building block in the synthesis of peptidomimetics and bioactive molecules. Its protected amine and lactam ring structure make it ideal for selective ring-opening reactions, enabling the construction of unnatural amino acids and cyclic peptides. Commonly employed in pharmaceutical research to develop enzyme inhibitors and receptor modulators, especially where stereochemistry plays a critical role in activity. The Boc group allows for easy deprotection under mild acidic conditions, facilitating stepwise peptide elongation in solid-phase and solution-phase synthesis. Also utilized in the preparation of macrocyclic compounds and as an intermediate in the development of protease inhibitors and antimicrobial agents.