Didecyldimethylammonium chloride (CAS: 7173-51-5)

Didecyldimethylammonium chloride is an antiseptic/disinfectant that is used in many biocidal applications. They 

cause disruption of intermolecular interactions and dissociation of lipid bilayers. They are broad spectrum bactericidal 

and fungicidal and can be used as disinfectant cleaner for linen, recommended for use in hospitals, hotels and industries. 

It is also used in gynaecology, surgery, ophthalmology, pediatrics, OT, and for the sterilization of surgical instruments, 

endoscopes and surface disinfection.

Application:Soluble in water, is a cationic surfactant. In the presence of potassium iodide, by chlorinated reaction with

methylamine decane double decyl methyl tertiary amine was first, and then react with methyl chloride was prepared.

Used as a sanitizer in medicine and health care and civil aspect, it is wool mothproofing agent, kill markings to stick

the agent. To control insects, diseases. Used for oilfield water injection fungicide, industrial circulating cooling water

algae fungicidal.