This compound is primarily used in peptide synthesis as a protecting group for amino acids. It helps in preventing unwanted side reactions during the formation of peptide bonds. The sulfone group enhances stability, making it suitable for complex peptide chain constructions. It is also employed in the development of pharmaceuticals, particularly in the synthesis of peptide-based drugs. Additionally, it serves as a key intermediate in organic synthesis, aiding in the production of various bioactive molecules. Its application extends to research laboratories for studying peptide structures and their interactions.