This compound is primarily used in peptide synthesis, particularly in solid-phase peptide synthesis (SPPS). It serves as a protected amino acid derivative, where the fluorenylmethoxycarbonyl (Fmoc) group acts as a protecting group for the amine functionality. The fluoroindole moiety makes it valuable in the synthesis of peptides with specific biological activities, especially those targeting receptor binding or enzyme inhibition. Its application is crucial in the development of pharmaceuticals, including drug candidates for neurological disorders, cancer, and other diseases where indole derivatives play a significant role. Additionally, it is utilized in research to study peptide structure-activity relationships and to create peptide-based probes for biochemical assays.