Used primarily in organic synthesis, this compound serves as a key reagent for introducing the isothiocyanate functional group into various molecules. It is particularly valuable in the preparation of thiourea derivatives, which are often explored for their biological activities, including antimicrobial and anticancer properties. Additionally, it is employed in the development of fluorescent probes and dyes, aiding in biochemical research and diagnostics. Its role in modifying peptides and proteins also makes it useful in proteomics and drug discovery studies.