N,N,N-Trimethyldecan-1-aminium chloride, a compound in the quaternary ammonium category, is a salt with cationic properties suitable for diverse industrial and biomedical applications. Known as Decyltrimethylammonium chloride, it often functions as a surfactant, emulsifier, and disinfectant in personal care products, cleaners, textiles, and pharmaceutical formulations. Additionally, it serves as a phase transfer catalyst in organic synthesis reactions, aiding in the movement of reactants between immiscible phases.