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359246

Sigma-Aldrich

Trimethyloctadecylammonium bromide

98%

Synonym(s):
C18TAB, TMODAB, Octadecyltrimethylammonium bromide
Linear Formula:
CH3(CH2)17N(Br)(CH3)3
CAS Number:
Molecular Weight:
392.50
Beilstein:
3574090
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

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.[1] It can be used in the preparation of polyoxomolybdate-surfactant hybrid layered crystals.[2] It can also be used as a surface modifier in the liquid chromatography.[3]

Packaging

10, 50 g in glass bottle

Signal Word

Danger

Hazard Classifications

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

Storage Class Code

13 - Non 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

Certificate of Analysis

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Certificate of Origin

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