Used as a key reagent in organic synthesis, particularly for the preparation of heterocyclic compounds and biologically active molecules. It serves as a versatile building block in the development of pharmaceuticals, agrochemicals, and materials science. Its isothiocyanate group reacts with amines to form thiourea derivatives, which are valuable intermediates in medicinal chemistry. Additionally, it is employed in the synthesis of fluorescent probes and dyes due to its ability to modify optical properties. Its trifluoromethyl group enhances the stability and lipophilicity of the resulting compounds, making it useful in drug discovery and optimization processes.