Used as a key intermediate in the synthesis of biologically active compounds, particularly in pharmaceutical research. It serves as a protected building block for the development of nitrogen-containing heterocycles, which are common in drug molecules. Its Boc-protected amine group allows for selective deprotection and further functionalization, making it valuable in multi-step organic syntheses. Commonly employed in the preparation of protease inhibitors, kinase inhibitors, and other therapeutic agents targeting central nervous system disorders and cancer. Also utilized in combinatorial chemistry and library generation for high-throughput screening in drug discovery.