Used primarily as a phase transfer catalyst in organic synthesis, it facilitates the transfer of reactants between immiscible phases, enhancing reaction rates and yields. It is also employed in the preparation of quaternary ammonium compounds, which are essential in various industrial applications. In analytical chemistry, it serves as an ion-pairing agent to improve the separation of ions in chromatography. Additionally, it is utilized in the production of specialty chemicals and in research laboratories for studying electrochemical processes. Its ability to stabilize anions makes it valuable in polymer chemistry for the synthesis of certain types of polymers.