Used primarily in organic synthesis as a derivatizing agent for amines and other nucleophiles due to the reactive isothiocyanate group. It serves as a key intermediate in the preparation of sulfonamide-based compounds with potential biological activity. Commonly employed in medicinal chemistry for the development of enzyme inhibitors, particularly in protease and kinase inhibitor research. Its sulfonyl-piperidine scaffold enhances membrane permeability and metabolic stability in drug candidates. Also utilized in bioconjugation techniques for labeling biomolecules in diagnostic applications.