Skip to Content
Merck
All Photos(3)

Key Documents

292257

Sigma-Aldrich

Choline hydroxide solution

46 wt. % in H2O

Synonym(s):

(2-Hydroxyethyl)trimethylammonium hydroxide, (beta-Hydroxyethyl)trimethylammonium hydroxide, 2-Hydroxy-N,N,N-trimethylethanaminium hydroxide

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
HOCH2CH2N(CH3)3OH
CAS Number:
Molecular Weight:
121.18
MDL number:
UNSPSC Code:
12352000
PubChem Substance ID:
NACRES:
NA.22

Quality Level

concentration

46 wt. % in H2O

refractive index

n20/D 1.4304

density

1.073 g/mL at 25 °C

SMILES string

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

InChI

1S/C5H14NO.H2O/c1-6(2,3)4-5-7;/h7H,4-5H2,1-3H3;1H2/q+1;/p-1

InChI key

KIZQNNOULOCVDM-UHFFFAOYSA-M

Looking for similar products? Visit Product Comparison Guide

General description

Choline hydroxide solution is a strong organic base used in pharmaceuticals and chemical manufacturing.

Application

Choline hydroxide solution has been used in the synthesis of choline hexafluoroacetylacetonate that can be used as an extractant along with bis-(trifluoromethylsulfonyl)imide ionic liquid for the homogeneous liquid-liquid extraction of neodymium(III).

Pictograms

Corrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1A

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

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

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service