This compound is primarily utilized in peptide synthesis as a protective group for amino acids. The fluorenylmethoxycarbonyl (Fmoc) group shields the amino functionality during the synthesis process, preventing unwanted reactions. It is particularly valuable in solid-phase peptide synthesis, where it allows for the stepwise addition of amino acids to build peptides. The compound’s hydroxyl group can also participate in further chemical modifications, making it versatile in creating complex peptide structures. Its stability under basic conditions and ease of removal with mild bases like piperidine make it a preferred choice in bioconjugation and pharmaceutical research.