Used as a key intermediate in the synthesis of pharmaceuticals, particularly in the development of protease inhibitors and other bioactive molecules. Its protected amine and hydroxyl functionalities allow selective reactions in multi-step organic syntheses. Commonly employed in medicinal chemistry for constructing complex nitrogen-containing heterocycles. The Boc-protected group enables easy deprotection under mild acidic conditions, making it suitable for peptide-like coupling and solid-phase synthesis. Also utilized in the preparation of kinase inhibitors and antiviral agents due to its structural compatibility with biologically active compounds.