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79266

Supelco

Trimethylphenylammonium hydroxide solution

~0.5 M (CH3)3N(OH)C6H5 in methanol, for GC derivatization, LiChropur™

Sinónimos:

Phenyltrimethylammonium hydroxide, TMAH

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About This Item

Fórmula lineal:
(CH3)3N(OH)C6H5
Número de CAS:
1899-02-1
Peso molecular:
153.22
Beilstein/REAXYS Number:
3917033
MDL number:
MFCD00041899
UNSPSC Code:
12000000
PubChem Substance ID:
329768356
NACRES:
NA.22

grade

for GC derivatization

Quality Level

100

form

liquid

quality

LiChropur™

reaction suitability

reagent type: derivatization reagent
reaction type: Esterifications

concentration

~0.5 M (CH3)3N(OH)C6H5 in methanol

technique(s)

gas chromatography (GC): suitable

impurities

≤0.2% halides (as chloride)

storage temp.

2-8°C

SMILES string

[OH-].C[N+](C)(C)c1ccccc1

InChI

1S/C9H14N.H2O/c1-10(2,3)9-7-5-4-6-8-9;/h4-8H,1-3H3;1H2/q+1;/p-1

InChI key

HADKRTWCOYPCPH-UHFFFAOYSA-M

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Categorías relacionadas

General description

Trimethylphenylammonium hydroxide (TMAH) is a methylating reagent.

Application

Learn more in the Product Information
Suitable for the derivatization of amino acids, n-methyl and n-aryl carbamates and fatty acids, clonidine, and substituted phenylureas.
TMAH may be used as a 0.1 mole/litre solution in methanol to determine plasma concentrations of carbamazepine and other anticonvulsant drugs, including phenobarbital, diphenylhydantoin, primidone, and mephenytoin using Gas-Liquid Chromatography.

Other Notes

Reagent for n-methyl and methyl esters.
Sales restrictions may apply

Legal Information

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1B - STOT SE 1

target_organs

Eyes

Storage Class

3 - Flammable liquids

wgk_germany

WGK 3

flash_point_f

51.8 °F - closed cup

flash_point_c

11 °C - closed cup

ppe

Faceshields, Gloves, Goggles

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Certificados de análisis (COA)

Lot/Batch Number
BCCF7109
STBJ1243
STBH7120
STBG9018
STBF8692V

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Simultaneous determination of carbamazapine ("Tegretol") and other anticonvulsants in human plasma by gas-liquid chromatography.
J C Roger et al.
Clinical chemistry, 19(6), 590-592 (1973-06-01)
A Ranz et al.
Journal of biochemical and biophysical methods, 69(1-2), 3-14 (2006-03-28)
In the present study, a derivatization method for the determination of acidic herbicides has been investigated. This procedure involves the methylation with the quaternary ammonium salt trimethylanilinium hydroxide (TMAH) directly in the gas chromatographic auto-sampler vial for analysis by gas
Timothy J Jensen et al.
Journal of photochemistry and photobiology. B, Biology, 100(2), 100-111 (2010-06-19)
Five cationic porphyrins bearing one to four -N(CH(3))(3)(+) groups linked to the p-phenyl positions of 5,10,15,20-tetraphenylporphyrin (TPP) were synthesized in order to study the effect of overall charge and its distribution on the cellular uptake, phototoxicity and intracellular localization using
A N Salt et al.
Hearing research, 154(1-2), 88-97 (2001-06-26)
The administration of drugs to the inner ear via the round window membrane is becoming more widely used for both clinical and experimental purposes. The actual drug levels achieved in different regions of the inner ear by this method have
Y El-Nahhal et al.
Journal of agricultural and food chemistry, 48(10), 4791-4801 (2000-10-29)
This study aimed to design formulations of hydrophobic herbicides, alachlor and metolachlor, by adsorbing them on the clay mineral montmorillonite preadsorbed by the small organic cation phenyltrimethylammonium (PTMA). An adsorption model that considers electrostatics and specific binding and the possibility
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