Dodecyl Dimethyl Benzyl Ammonium Chloride CAS#139-07-1

Multi-Purpose Cationic Surfactant
It delivers comprehensive surface-active properties, fitting diverse industrial and commercial application scenarios.
High-Purity Grades on Offer
High-purity variants come in white waxy solid or colloid forms, guaranteeing stable quality and uniform performance batch to batch.
Easy-to-Handle Viscous Clear Liquid
Standard specification is a colorless to pale yellow viscous transparent liquid, facilitating simple feeding and formula preparation.
Excellent Storage Stability
Minor fish-eye crystalline precipitation may emerge upon storage, yet the product remains fully functional with dependable long-term storage performance.

Dodecyl Dimethyl Benzyl Ammonium Chloride (CAS 139-07-1), also referred to as BKC 1227, is a versatile cationic surfactant. Its standard form is a colorless to pale yellow viscous transparent liquid, while high-purity grades are provided as white waxy solids or colloids. Fish-eye-like crystal sedimentation during storage is a normal physical phenomenon and will not impair the product’s efficacy.

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Dodecyl Dimethyl Benzyl Ammonium Chloride Chemical Properties

Melting point	~60 °C
Boiling point	162.7℃[at 101 325 Pa]
Density	1.03[at 20℃]
Vapor pressure	0Pa at 20℃
Storage temp	Sealed in dry,Room Temperature
Solubility	866g/L in organic solvents at 20 ℃
Form	Solid
Color	White to Off-White
Water Solubility	2g/L at 20℃
BRN	3921689
Stability	Hygroscopic
InChI	InChI=1S/C21H38N.ClH/c1-4-5-6-7-8-9-10-11-12-16-19-22(2,3)20-21-17-14-13-15-18-21;/h13-15,17-18H,4-12,16, 19-20H2,1-3H3;1H/q+1;/p-1
InChIKey	JBIROUFYLSSYDX-UHFFFAOYSA-M
SMILES	C1(=CC=CC=C1)C[N+](C)(C)CCCCCCCCCCCC.[Cl-]
LogP	2.63
CAS DataBase Reference	139-07-1(CAS DataBase Reference)
EPA Substance Registry System	Dodecyl dimethyl benzyl ammonium chloride (139-07-1)

Safety Information

Hazard Codes	C,N
Risk Statements	21/22-34-50-50/53
Safety Statements	36/37/39-45-61-60-26
RIDADR	UN 3261 8/PG 3
WGK Germany	2
RTECS	BO6821500
F	3-10
TSCA	Yes
HazardClass	8
PackingGroup	III
HS Code	29239000
Toxicity	LD50 oral in rat: 400mg/kg

Product Applications
As a versatile cationic surfactant, Dodecyl Dimethyl Benzyl Ammonium Chloride (1227) boasts a wide range of industrial uses.
For circulating cooling water systems: it functions as a biocide to sterilize bacteria, inhibit algae growth and eliminate bio-slime.
For textile printing and dyeing: it serves as fabric softener, antistatic agent and dye levelling agent.
Additional application scenarios include disinfection of medical apparatus, sterilization for petroleum oil wells, sanitary maintenance of food processing equipment, as well as dyeing auxiliaries for acrylic fibers.

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