This compound is primarily utilized in peptide synthesis as a protected amino acid derivative. The fluorenylmethoxycarbonyl (Fmoc) group acts as a protective group for the amine functionality, allowing selective deprotection during solid-phase peptide synthesis. The allyl ester serves as a protecting group for the carboxyl group, which can be removed under mild conditions using palladium catalysts. This makes it particularly useful in the synthesis of complex peptides and proteins, where selective protection and deprotection of functional groups are essential. Additionally, the hydroxyl group in the molecule can participate in further chemical modifications, enabling the creation of diverse peptide structures with specific biological activities. Its application is significant in pharmaceutical research, particularly in the development of peptide-based drugs and biomaterials.