This chemical is primarily used in solid-phase peptide synthesis (SPPS) as a building block for constructing peptides. It serves as a protected amino acid derivative, where the Fmoc (fluorenylmethyloxycarbonyl) group protects the amino group, and the MTT (4-methyltrityl) group protects the side chain of asparagine. This protection strategy allows for selective deprotection and coupling during peptide chain assembly. It is particularly useful in synthesizing complex peptides with asparagine residues, ensuring precise control over the sequence and minimizing side reactions. Its application is essential in research and development of therapeutic peptides, protein studies, and drug discovery.