Dodecyl Dimethyl Benzyl Ammonium Chloride

Dodecyl Dimethyl Benzyl Ammonium Chloride (DDAC for short), with CAS No. 139-07-1 and chemical formula C₂₁H₃₈ClN, appears as colorless to pale yellow transparent liquid or white crystalline powder, easily soluble in solvents such as water and ethanol. It is a commonly used cationic surfactant with excellent bactericidal, disinfectant, emulsifying and antistatic properties. Its core application is in the field of disinfection and sterilization, widely used in medicine, food processing, aquaculture, public environment and other scenarios, which can efficiently kill bacteria, fungi, algae and some viruses, and is often used for disinfection of skin, mucous membranes, medical devices and environmental surfaces. In the industrial field, it is used as an emulsifier and antistatic agent in textile, printing and dyeing, leather processing to improve product hand feel and antistatic effect; it is also used as a bactericide and algaecide in the water treatment field to prevent microorganisms from breeding in water, and is a versatile functional surfactant in multiple fields.