Used as a key intermediate in the synthesis of pharmaceuticals, particularly in the development of protease inhibitors and other biologically active compounds. Its structure allows for selective modification in peptide-based drug design, making it valuable in medicinal chemistry research. Commonly employed in solid-phase and solution-phase peptide synthesis due to the presence of protected amine and carboxylic ester functionalities. The Boc-protected amine ensures stability during reactions, while the ester group can be hydrolyzed or coupled to extend molecular complexity. Frequently utilized in the preparation of kinase inhibitors and central nervous system agents.