This compound is primarily used in peptide synthesis as a protected amino acid derivative. The fluorenylmethoxycarbonyl (Fmoc) group serves as a protective moiety for the amine functionality during the synthesis process, ensuring selective reactions at other sites of the molecule. The fluorine atom on the pyrrolidine ring can influence the conformation and reactivity of the peptide, making it valuable in the development of peptide-based drugs or bioactive molecules. Its application is particularly significant in solid-phase peptide synthesis (SPPS), where it helps in constructing complex peptides with high precision. Additionally, the presence of fluorine can enhance the metabolic stability and bioavailability of the resulting peptides, making it useful in pharmaceutical research and drug design.