Widely used in peptide synthesis, this compound serves as a chiral building block for introducing stereoselective amino acid residues. Its primary application lies in the preparation of structurally defined peptides and peptidomimetics, especially in pharmaceutical research and development. The presence of the fluorenylmethyloxycarbonyl (Fmoc) group allows for solid-phase peptide synthesis by providing orthogonal protection of the amine functionality, enabling stepwise assembly of peptide chains under mild basic conditions. The methyl and carboxylic acid groups offer sites for further functionalization or coupling, making it valuable in the design of enzyme inhibitors, bioactive peptides, and labeled proteins. Its stereochemistry ensures high enantioselectivity in synthesized products, which is critical for biological activity and regulatory compliance in drug development.