Skip to Content
MilliporeSigma

Skip To

79266

Trimethylphenylammonium hydroxide solution

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

Synonym(s):

Phenyltrimethylammonium hydroxide, TMAH

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View
Size/SKUAvailabilityPrice
10 x 1 mL
Check Cart for Availability
$204.00
50 mL
Check Cart for Availability
$298.00

About This Item

Linear Formula:
(CH3)3N(OH)C6H5
CAS Number:
Molecular Weight:
153.22
UNSPSC Code:
41115710
NACRES:
NA.22
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
3917033
Concentration:
~0.5 M (CH3)3N(OH)C6H5 in methanol
Form:
liquid
Grade:
derivatization grade (GC derivatization)

$204.00


Check Cart for Availability

​
Request a Custom Order
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist


grade

derivatization grade (GC derivatization)

Quality Segment

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)

HPLC: suitable, LC/MS: suitable, gas chromatography (GC): suitable, ion chromatography: 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

General description

Trimethylphenylammonium hydroxide (TMAH) is a methylating reagent.

Application

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.
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.

Other Notes

Reagent for n-methyl and methyl esters.

Legal Information

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

Sales restrictions may apply

Compare Similar Items

View Full Comparison

Show Differences

1 of 1

This Item
79267426318334901
description

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

description

~25% in H2O (1.68 M)

description

ACS reagent

description

25 wt. % in methanol

grade

derivatization grade (GC derivatization)

grade

-

grade

ACS reagent

grade

-

concentration

~0.5 M (CH3)3N(OH)C6H5 in methanol

concentration

~25% in H2O (1.68 M)

concentration

1.0 M±0.02 M in H2O

concentration

25 wt. % in methanol

Quality Level

100

Quality Level

100

Quality Level

200

Quality Level

200

form

liquid

form

liquid

form

liquid

form

liquid

storage temp.

2-8°C

storage temp.

-

storage temp.

-

storage temp.

-

impurities

≤0.2% halides (as chloride)

impurities

-

impurities

-

impurities

≤10% water, ≤2% chloride


Still not finding the right product?


Signal Word

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

WGK 3

Flash Point (°F)

51.8 °F - closed cup

Flash Point (°C)

11 °C - closed cup

PPE (personal protective equipment)

Faceshields, Gloves, Goggles



Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library



Questions

Reviews

No rating value

Active Filters