Didecyl Dimethyl Ammonium Chloride - DDAC - CAS 7173-51-5

CAS No.: 7173-51-5
Chemical Name: Didecyl dimethyl ammonium chloride
Synonyms: kohinoorquat 1080; btc1010; bardac22; btco1010; Arquad 10; Aids006134; Hoe-S-2922; aliquat203; BARDAC2280; Aids-006134; Calgon H130
Molecular Formula:C22H48ClN
MOL File: 7173-51-5.mol

Other names
Dimethyldidecylammonium chloride
N-decyl-N,N-dimethyl-, chloride
Didecyldimethylammonium chloride
Didecyl dimethyl ammonium chloride
Ammonium, didecyldimethyl-, chloride


Didecyldimethylammonium chloride (DDAC) is an antiseptic/disinfectant that is used in many biocidal applications. It causes disruption of intermolecular interactions and dissociation of lipid bilayers. It is a 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.

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