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Merck
CN

359246

Trimethyloctadecylammonium bromide

98%

Synonym(s):

C18TAB, TMODAB, Octadecyltrimethylammonium bromide

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About This Item

Linear Formula:
CH3(CH2)17N(Br)(CH3)3
CAS Number:
1120-02-1
Molecular Weight:
392.50
Beilstein:
3574090
EC Number:
214-294-5
MDL number:
MFCD00043171
UNSPSC Code:
12352116
PubChem Substance ID:
24862061
NACRES:
NA.22

Key Documents

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Quality Level

200

Assay

98%

mp

~250 °C (dec.) (lit.)

SMILES string

C[N+](C)(CCCCCCCCCCCCCCCCCC)C.[Br-]

InChI

1S/C21H46N.BrH/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22(2,3)4;/h5-21H2,1-4H3;1H/q+1;/p-1

InChI key

SZEMGTQCPRNXEG-UHFFFAOYSA-M

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Application

Trimethyloctadecylammonium bromide (C18TAB) is generally used as a surfactant. It can be used in the preparation of polyoxomolybdate-surfactant hybrid layered crystals. It can also be used as a surface modifier in the liquid chromatography.

Signal Word

Danger

Hazard Statements

H302,H315,H317,H318,H410

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Irrit. 2 - Skin Sens. 1

Storage Class Code

11 - Combustible Solids

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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Certificates of Analysis (COA)

Lot/Batch Number
BCCG7231
BCBV2826
BCBH1132V
BCBB2342V
BCBB2342

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Layered and molecular-structural control in polyoxomolybdate hybrid crystals by surfactant chain length.
Ito T, et al.
Journal of Molecular Structure, 1106, 220-226 (2016)
Determination of UV-absorbing anions in environmental samples by microcolumn high-performance liquid chromatography.
Vereshchagin A L, et al.
Journal of Analytical Chemistry, 55(10), 1000-1002 (2000)
Juan C López-Montilla et al.
Water research, 39(9), 1907-1913 (2005-05-19)
The removal of model pollutants bromocresol green (BG) and phenol from water is demonstrated via two liquid-liquid extraction methods. Both methods exploit selective interactions established by the pollutant molecule with a surfactant, oil, or alcohol, and are variants of the
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