Used primarily in peptide synthesis as a chiral building block, this compound serves as a protected amino acid derivative that enables the controlled assembly of complex peptides with high stereoselectivity. Its fluorenylmethyloxycarbonyl (Fmoc) group allows for mild base-labile protection, making it ideal for solid-phase peptide synthesis. The presence of fluorinated aromatic substituents enhances its utility in medicinal chemistry, particularly in the development of bioactive peptides with improved metabolic stability and binding affinity. It is also employed in the synthesis of enzyme inhibitors and receptor ligands where stereochemistry and electronic properties are critical for activity.