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 functionality, ensuring selective reactions during peptide chain assembly. The nitro group on the phenyl ring can serve as a handle for further chemical modifications or as a tag for monitoring reactions. Its application is crucial in solid-phase peptide synthesis, where it helps in the stepwise construction of peptides with high precision and minimal side reactions. Additionally, it may be employed in the development of peptide-based pharmaceuticals or biochemical research tools.