It can react with benzyl chloride to produce double-chain benzyl quaternary ammonium salts, which have wide applications in the disinfectant and bactericide industries; It can react with quaternizing agents such as methyl chloride to produce double-chain quaternary ammonium salts, which can be used as bactericides, softeners, emulsifiers, and surfactants, and are applied in industries such as pigments, dyes, mineral flotation, water treatment, oil fields, textiles, and daily chemicals; It can react with dimethyl sulfate and diethyl sulfate to form gemini quaternary ammonium salts.