Merck
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87741

Sigma-Aldrich

Tetramethylammonium hydroxide pentahydrate

≥95.0% (T)

Linear Formula:
(CH3)4N(OH) · 5H2O
CAS Number:
Molecular Weight:
181.23
Beilstein:
3714235
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

vapor density

1.1 (vs air)

assay

≥95.0% (T)

form

crystals

autoignition temp.

878 °F

expl. lim.

36 %

impurities

≤0.1% halides (as chloride)

mp

67-70 °C (lit.)

anion traces

sulfate (SO42-): ≤1000 mg/kg

SMILES string

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

InChI

1S/C4H12N.6H2O/c1-5(2,3)4;;;;;;/h1-4H3;6*1H2/q+1;;;;;;/p-1

InChI key

MYXKPFMQWULLOH-UHFFFAOYSA-M

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General description

Tetramethylammonium hydroxide pentahydrate is a clathrate hydrate, which shows high proton conductivity. It can readily uptake carbon dioxide. It is a promising candidate for energy devices, gas separation, and gas storage applications.

Application

Tetramethylammonium hydroxide pentahydrate is a clathrate hydrate, which shows high proton conductivity. It can readily uptake carbon dioxide. It is a promising candidate for energy devices, gas separation, and gas storage applications.

Tetramethylammonium hydroxide pentahydrate may be used in the preparation of a mesoporous molecular sieve belonging to the MCM-41 (mobil composition of matter No. 41) category with silica to (tetrahedral) aluminum ratio as low as 8.5:1.
Tetramethylammonium hydroxide pentahydrate is a clathrate hydrate, which shows high proton conductivity. It can readily uptake carbon dioxide. It is a promising candidate for energy devices, gas separation, and gas storage applications.

Packaging

25, 100, 500 g in glass bottle

Caution

material is sensitive vs air/moisture. filling, handling and storage under Argon!

Signal Word

Danger

Hazard Classifications

Acute Tox. 1 Dermal - Acute Tox. 2 Oral - Aquatic Chronic 2 - Eye Dam. 1 - Skin Corr. 1B - STOT RE 1 Dermal - STOT SE 1

Target Organs

Central nervous system

Storage Class Code

6.1B - Non-combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 1

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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