This compound is widely used in peptide synthesis as a building block for creating custom peptides. It is particularly valuable in solid-phase peptide synthesis (SPPS) due to the presence of both Boc (tert-butyloxycarbonyl) and Fmoc (9-fluorenylmethoxycarbonyl) protecting groups, which allow for selective deprotection and stepwise elongation of peptide chains. The Boc group protects the side-chain amino group, while the Fmoc group protects the α-amino group and can be removed under mild basic conditions without affecting other functional groups. This makes it highly versatile in synthesizing complex peptides, especially those containing modified phenylalanine residues. It is commonly employed in the development of pharmaceuticals, bioactive peptides, and research compounds, where precise control over peptide structure is critical. Additionally, its stability and compatibility with various coupling reagents make it a preferred choice in both academic and industrial settings for peptide-related applications.