This chemical is primarily used in peptide synthesis as a building block for constructing complex peptide sequences. It serves as a protected amino acid derivative, where the fluorenylmethoxycarbonyl (Fmoc) group acts as a temporary protecting group for the amino functionality. This allows for controlled and stepwise assembly of peptides, particularly in solid-phase peptide synthesis (SPPS). The presence of the hydroxyl group on the phenyl ring makes it suitable for introducing tyrosine-like structures into peptides, which can be crucial for designing bioactive molecules, enzyme substrates, or inhibitors. Additionally, it is employed in the development of pharmaceuticals and biochemical research, where precise peptide sequences are required for studying protein interactions, signaling pathways, or drug discovery. Its stability and compatibility with standard peptide synthesis protocols make it a valuable tool in organic and medicinal chemistry.