This chemical is primarily utilized in peptide synthesis, where it serves as a protected amino acid derivative. The fluorenylmethoxycarbonyl (Fmoc) group acts as a protective group for the amino functionality, ensuring selective reactions during the peptide chain assembly. The presence of carboxylic acid groups allows for further conjugation or modification, making it a versatile building block in the creation of complex peptides. Its application is particularly significant in solid-phase peptide synthesis (SPPS), where it aids in the stepwise construction of peptides with high precision and efficiency. Additionally, it can be used in the development of peptide-based drugs, biomaterials, and research tools due to its stability and reactivity under controlled conditions.