Used as a phase-transfer catalyst in organic synthesis, facilitating reactions between compounds in different phases, such as aqueous and organic layers. It is particularly effective in nucleophilic substitution reactions and the synthesis of organic compounds. Also employed in the preparation of ionic liquids and as a surfactant in various industrial processes. Its ability to stabilize reactive intermediates makes it valuable in polymerization reactions and the production of specialty chemicals. Additionally, it finds application in material science for modifying surface properties and enhancing the performance of coatings and adhesives.