This compound is primarily used in peptide synthesis as a protecting group for amino acids. The fluorenylmethoxycarbonyl (Fmoc) group, which is part of this chemical, is widely employed in solid-phase peptide synthesis (SPPS). It protects the amino group during the coupling of amino acids, ensuring the correct sequence of the peptide chain. The Fmoc group can be easily removed under mild basic conditions, making it highly suitable for synthesizing complex peptides and proteins. Its application is crucial in pharmaceutical research, biotechnology, and the production of therapeutic peptides, enabling the development of drugs and bioactive compounds.