Trimethylphenylammonium (bromide)

Trimethylphenylammonium bromide is a quaternary ammonium salt consisting of a positively charged N, N, N-trimethylanilinium cation and a negatively charged bromide anion. This compound is commonly used as a phase transfer catalyst in organic chemical reactions, facilitating the transfer of reactants between immiscible phases. It can also be used as a reagent in the synthesis of various organic compounds and in some applications as a surfactant or corrosion inhibitor.