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92262

Sigma-Aldrich

Trimethylamine solution

43.0-49.0% in H2O (T)

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Synonym(s):
N,N,N-Trimethylamine, N,N-Dimethylmethanamine, TMA solution
Linear Formula:
(CH3)3N
CAS Number:
Molecular Weight:
59.11
Beilstein:
956566
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

form

liquid

Quality Level

concentration

43.0-49.0% in H2O (T)

density

0.83-0.88 g/mL at 20 °C

SMILES string

CN(C)C

InChI

1S/C3H9N/c1-4(2)3/h1-3H3

InChI key

GETQZCLCWQTVFV-UHFFFAOYSA-N

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1 of 4

This Item
92260243205W324125
Trimethylamine anhydrous, ≥99%

Sigma-Aldrich

243205

Trimethylamine

density

0.83-0.88 g/mL at 20 °C

density

-

density

0.63 g/mL at 20 °C (lit.)

density

-

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

400

concentration

43.0-49.0% in H2O (T)

concentration

31-35 wt. % in ethanol, 4.2 M

concentration

-

concentration

25 wt. % in H2O

Application

Trimethylamine solution may be used for the fabrication of polysulfone membranes by introducing benzyl trimethylammonium cation groups. These membranes are useful in the development of anion exchange membrane fuel cells (AEMFCs).

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 1 - Skin Corr. 1 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

19.4 °F - closed cup

Flash Point(C)

-7 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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25G
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705578-5MG-PW

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MMYOMAG-74K-13

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Sigma-Aldrich

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Methylamine solution

Crosslinked, epoxy-based anion conductive membranes for alkaline membrane fuel cells
Zhou J
Journal of Membrane Science, 350(1-2), 286-292 (2010)
Using microbial desalination cells to reduce water salinity prior to reverse osmosis
Mehanna M
Energy & Environmental Science, 3(8), 1114-1120 (2010)
S L Hillier
American journal of obstetrics and gynecology, 169(2 Pt 2), 455-459 (1993-08-01)
Bacterial vaginosis is characterized microbiologically by replacement of the Lactobacillus-predominant vaginal flora by Gardnerella vaginalis, Bacteroides species, Mobiluncus species, and genital mycoplasmas. A standardized, laboratory-based diagnostic test for bacterial vaginosis is desirable in those instances in which a microscope is
M Al-Waiz et al.
Clinical pharmacology and therapeutics, 42(5), 588-594 (1987-11-01)
Trimethylamine (TMA) and its N-oxide (TMAO) are normal components of human urine. They are present in the diet and also derived from the enterobacterial metabolism of precursors such as choline. Dietary TMA is almost entirely metabolized to and excreted as
E L Barrett et al.
Annual review of microbiology, 39, 131-149 (1985-01-01)
Trimethylamine oxide, which is found in relatively high concentrations in the tissues of marine animals, serves as an electron acceptor in the anaerobic metabolism of a number of bacteria associated primarily with three environments: the marine environment (e.g. Alteromonas and

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