This compound is primarily utilized in peptide synthesis as a protected amino acid derivative. It serves as a building block for constructing peptides with specific sequences, particularly when an N-methylated phenylglycine residue is required. The fluorenylmethoxycarbonyl (Fmoc) group acts as a protective moiety on the amino group, preventing unwanted reactions during the peptide assembly process. Its application is crucial in the development of pharmaceuticals, bioactive peptides, and research tools in biochemistry and molecular biology. The compound's stability and ease of deprotection make it a valuable reagent in solid-phase peptide synthesis, enabling the production of high-purity peptides for therapeutic and experimental purposes.