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75094

Sigma-Aldrich

Trimethyloctylammonium chloride

≥97.0% (AT)

Synonym(s):

Octyltrimethylammonium chloride

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About This Item

Linear Formula:
CH3(CH2)7N(CH3)3(Cl)
CAS Number:
10108-86-8
Molecular Weight:
207.78
Beilstein:
4005082
MDL number:
MFCD00059977
UNSPSC Code:
12352116
PubChem Substance ID:
57652550
NACRES:
NA.22
Pricing and availability is not currently available.

Quality Level

100

Assay

≥97.0% (AT)

form

crystals

SMILES string

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

InChI

1S/C11H26N.ClH/c1-5-6-7-8-9-10-11-12(2,3)4;/h5-11H2,1-4H3;1H/q+1;/p-1

InChI key

AQZSPJRLCJSOED-UHFFFAOYSA-M

Application

Trimethyloctylammonium chloride (TOMAC) is a cationic surfactant that can be used:
  • To separate SiC from ground SiO2 by flotation method.[1]
  • To prepare porous organosilicates using 1,2-bis(trimethoxysilyl)ethane as a silica precursor.[2]

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

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
BCCK6150
BCCG6026
BCCB8603
BCBW4382
BCBW4381

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Synthesis of porous organosilicates in the presence of alkytrimethylammonium chlorides: Effect of the alkyl chain length
Hamoudi S, et al.
The Journal of Physical Chemistry B, 105(38), 9118-9123 (2001)
Flotation separation of SiC from wastes in the silicon wafer slicing process
Shibata, J, et al.
Kagaku Kogaku Ronbunshu, 32(1), 93-98 (2006)
J R Elliott et al.
The Journal of physiology, 350, 429-445 (1984-05-01)
The effects of octyltrimethylammonium ions (OTMA+), octyl sulphate ions (OS-) and octanoic acid (OA) on the sodium current of the voltage-clamped squid giant axon have been investigated using intracellular and extracellular application of the test substances. OTMA+ applied externally at
Itay Sagie et al.
Proceedings of the National Academy of Sciences of the United States of America, 107(8), 3740-3745 (2010-02-06)
Sensory-selective local anesthesia has long been a key goal in local anesthetic development. For example, it allows women to be pain-free during labor without compromising their ability to push. Here we show that prolonged sensory-selective nerve block can be produced
David Zanuy et al.
Biopolymers, 63(3), 151-162 (2002-01-12)
We present a molecular dynamics simulation at 300 K in explicit solvent environment of chloroform of the stoichiometric complex formed by poly(alpha,L-glutamate) and octyltrimethylammonium ions. We observed that the alpha-helix conformation of the polypeptide chain remains stable during a 2-ns
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