Tetrahexylammonium bromide is a compound classified under quaternary ammonium compounds. This cationic salt is utilized in diverse industrial and biomedical applications. Frequently employed as a phase transfer catalyst, it aids in the migration of reactants between immiscible phases in various organic synthesis reactions. Additionally, tetrahexylammonium bromide serves as a surfactant and emulsifier in the formulation of detergents, personal care products, and pharmaceuticals.