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Merck

292737

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
UNSPSC Code:
12352116
NACRES:
NA.22
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
3657974
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form

liquid

Quality Level

reaction suitability

core: ammonium

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

signalword

Danger

hcodes

Hazard Classifications

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

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter



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Overgrowth of mesoporous MCM-41 on faujasite.
Kloetstra K R, et al.
Microporous Mater., 6(5-6), 287-293 (1996)
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)
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)