Used primarily as a chiral building block in the synthesis of pharmaceutical compounds, especially in the development of protease inhibitors and other biologically active molecules. Its fluorinated aromatic group enhances binding selectivity and metabolic stability in drug candidates. The Fmoc-protected amine allows for straightforward incorporation into peptide sequences using solid-phase peptide synthesis, making it valuable in creating fluorinated peptides for structure-activity relationship studies. Commonly employed in research settings to develop targeted therapies, including antiviral and anticancer agents.