This chemical is primarily used in the field of peptide synthesis. It serves as a protecting group for amino acids, specifically for the amino group, during the synthesis process. The fluorenylmethoxycarbonyl (Fmoc) group it contains is particularly valuable because it can be easily removed under mild basic conditions, allowing for the controlled assembly of peptide chains. Additionally, the oxetane ring in its structure provides stability and can influence the conformation of the peptide, which is crucial for studying peptide structure-activity relationships. Its application is essential in the development of pharmaceuticals, where precise peptide sequences are required for drug efficacy and specificity.