Used as a key intermediate in the synthesis of pharmaceuticals, particularly in the development of active pharmaceutical ingredients (APIs) where protection of the amine group is required. The Boc-protected amine allows for selective reactions at other functional sites, making it valuable in multi-step organic syntheses. Commonly employed in the preparation of kinase inhibitors, antidepressants, and other bioactive molecules. Its hydroxyl group enables further derivatization, such as esterification or ether formation, facilitating the construction of complex molecular architectures. Widely utilized in medicinal chemistry and drug discovery research due to its stability and compatibility with various reaction conditions.