This chemical is primarily used in peptide synthesis as a protected amino acid derivative. The fluorenylmethoxycarbonyl (Fmoc) group acts as a protecting group for the amino function during the synthesis process, ensuring selective reactions at other sites of the molecule. It is particularly valuable in solid-phase peptide synthesis (SPPS), where it helps in the stepwise construction of peptides. The Fmoc group can be easily removed under mild basic conditions, making it a preferred choice for protecting amino acids in the synthesis of complex peptides and proteins. Its application is crucial in the production of pharmaceuticals, research peptides, and bioconjugates, where precise and controlled synthesis is required.