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292737

Sigma-Aldrich

Cetyltrimethylammonium chloride solution

25 wt. % in H2O

Synonym(s):

Hexadecyltrimethylammonium chloride solution

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About This Item

Linear Formula:
CH3(CH2)15N(Cl)(CH3)3
CAS Number:
Molecular Weight:
320.00
Beilstein:
3657974
MDL number:
UNSPSC Code:
12352116
PubChem Substance ID:
NACRES:
NA.22

Quality Level

concentration

25 wt. % in H2O

refractive index

n20/D 1.3778

density

0.968 g/mL at 25 °C

SMILES string

[Cl-].CCCCCCCCCCCCCCCC[N+](C)(C)C

InChI

1S/C19H42N.ClH/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(2,3)4;/h5-19H2,1-4H3;1H/q+1;/p-1

InChI key

WOWHHFRSBJGXCM-UHFFFAOYSA-M

Application

Cetyltrimethylammonium chloride (CTAC) is a cationic surfactant that can be used in the synthesis of mesoporous molecular sieves and micelle complexes. It can also be used as a dispersant to prevent aggregation of nanoparticles.

Pictograms

CorrosionEnvironment

Signal Word

Danger

Hazard Statements

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1C

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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A non-enzymatic sensor based on Au@ Ag nanoparticles with good stability for sensitive detection of H2O2
Li Z, et al.
New. J. Chem., 40(3), 2115-2120 (2016)
Overgrowth of mesoporous MCM-41 on faujasite.
Kloetstra K R, et al.
Microporous Mater., 6(5-6), 287-293 (1996)
Growth of cetyltrimethylammonium chloride and acetate micelles with counterion concentration.
Ranganathan R, et al.
Journal of Colloid and Interface Science, 214(2), 238-242 (1999)
The surface tension of aqueous solutions of cetyltrimethylammonium cationic surfactants in presence of bromide and chloride counterions.
Para G, et al.
Colloids and Surfaces. A, Physicochemical and Engineering Aspects, 261(1-3), 65-73 (2005)
Qin Zhou et al.
Chemosphere, 90(9), 2461-2466 (2012-12-12)
The hexadecyltrimethylammonium bromide (HDTMAB) immobilized hollow mesoporous silica spheres were prepared for the efficient removal of perfluorooctane sulfonate (PFOS) from aqueous solution. Besides the traditional sorption behavior including sorption kinetics as well as effect of solution pH and temperature, the

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