Used in organic synthesis to introduce the isothiocyanate functional group into molecules, enabling the creation of compounds with potential biological activity. It is employed in the preparation of thiourea derivatives, which are valuable intermediates in pharmaceuticals and agrochemicals. Additionally, it is utilized in the development of heterocyclic compounds, which are important in drug discovery and material science. Its reactivity with amines and alcohols makes it useful for modifying peptides and polymers, enhancing their properties for specific applications.