Used primarily in organic synthesis as a catalyst, particularly in reactions involving gold. It facilitates the formation of carbon-carbon and carbon-heteroatom bonds, making it valuable in the production of complex organic molecules. In material science, it is employed in the synthesis of gold nanoparticles, which have applications in electronics, catalysis, and medical diagnostics. Additionally, it serves as a reagent in the preparation of gold-based compounds for use in various chemical and industrial processes. Its role in enhancing reaction efficiency and selectivity makes it a crucial component in advanced chemical research and development.