This chemical is primarily used in peptide synthesis as a protecting group for amino acids. The fluorenylmethoxycarbonyl (Fmoc) group shields the amino group during the synthesis process, allowing selective deprotection without affecting other functional groups. It is particularly useful in solid-phase peptide synthesis, where it ensures high efficiency and purity of the final peptide product. Additionally, the sulfonic acid group in the compound enhances solubility in aqueous solutions, facilitating its use in biochemical applications. Its role in peptide chemistry makes it valuable in pharmaceutical research, drug development, and the production of bioactive peptides.