Used primarily in organic synthesis, it serves as a key reagent for introducing the isothiocyanate functional group into molecules. This compound is particularly valuable in the preparation of derivatives for biochemical applications, such as labeling proteins and peptides. It is also employed in the development of pharmaceuticals and agrochemicals, where it aids in the creation of compounds with specific biological activities. Additionally, it finds use in material science for modifying surfaces and polymers to enhance their properties. Its reactivity with amines makes it a versatile tool in the synthesis of heterocyclic compounds, which are important in various industrial and research contexts.