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439231

Sigma-Aldrich

Hexadecyltrimethylammonium hydroxide solution

10 wt. % in H2O

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Synonym(s):
N,N,N-Trimethylhexadecan-1-aminium hydroxide, Cetyltrimethylammonium hydroxide, Trimethylhexadecylammonium hydroxide
Linear Formula:
CH3(CH2)15N(OH)(CH3)3
CAS Number:
505-86-2
Molecular Weight:
301.55
Beilstein:
3723055
MDL number:
MFCD00041921
UNSPSC Code:
12352106
PubChem Substance ID:
24867492
NACRES:
NA.22

form

liquid

Quality Level

200

concentration

10 wt. % in H2O

refractive index

n20/D 1.351

density

0.988 g/mL at 25 °C

storage temp.

2-8°C

SMILES string

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

InChI

1S/C19H42N.H2O/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(2,3)4;/h5-19H2,1-4H3;1H2/q+1;/p-1

InChI key

WJLUBOLDZCQZEV-UHFFFAOYSA-M

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Application

Hexadecyltrimethylammonium hydroxide solution is a surfactant used in:
  • Synthesis of microporous and mesoporous aluminosilicate molecular sieves such as MCM-41 and MCM-48.
  • Hydrothermal preparation of manganese dioxide (MnO2) nanoflower.
  • Synthesis of cetyltrimethylammonium hydroperoxide, a reagent used for promoting phosphate ester hydrolysis.

Pictograms

Corrosion
GHS05

Signal Word

Danger

Hazard Statements

H314

Hazard Classifications

Skin Corr. 1B

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Cetyltrimethylammonium hydroperoxide: an efficient reagent for promoting phosphate ester hydrolysis.
Toullec, Jean and Moukawim, Mohamed
Chemical Communications (Cambridge, England), 434(2), 221-222 (1996)
Synthesis of macrostructured MCM-48 molecular sieves.
Danumah, Ch et al.
Microporous and Mesoporous Materials : The Official Journal of the International Zeolite Association, 44(27), 241-247 (2001)
Hydrothermal preparation and the capacitance of hierarchical MnO2 nanoflower.
Zhu, Gang et al.
Colloids and Surfaces. A, Physicochemical and Engineering Aspects, 434(27), 42-48 (2013)
Ordered mesoporous molecular sieves synthesized by a liquid-crystal template mechanism.
Kresge C T, et al.
Nature, 359(6397), 710-710 (1992)
A new family of mesoporous molecular sieves prepared with liquid crystal templates.
Beck JS
Journal of the American Chemical Society, 114(27), 10834-10843 (1992)
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