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Product Line: Catalysts & Auxiliaries

Tetraethylammonium hydroxide

CAS 77-98-5

Molecular structure of Tetraethylammonium hydroxide

CAS · 77-98-5

01

Product Overview

Tetraethylammonium hydroxide is a high-purity catalysts-auxiliary-agent supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.

02

Product Specifications

Appearance: Colorless transparent liquid
Assay: 34.5% to 35.5% solution in water
Carbonate: 0.1% max
Chloride: 100 ppm max
Na: 5 ppm max
K: 5 ppm max
APHA (Hazen): 20 max
03

Applications

1. Organic Synthesis

● Tetraethylammonium hydroxide丨CAS 77-98-5 is widely used as a strong base in organic chemistry for deprotonation reactions, facilitating the formation of nucleophiles and carbon-carbon bonds.

● It is employed in Michael additions, aldol condensations, and heterocyclic compound synthesis where a strong base is required.

2. Catalysis

● It is used as a catalyst in organic reactions, especially in reactions that require basic conditions. TEAOH can act as a catalyst in polymerization reactions, esterifications, and other processes requiring a strong base for the initiation of chemical transformations.

3. Biochemical and Pharmaceutical Research

● TEAOH is sometimes used in the modification or activation of biomolecules in biochemical research, including drug synthesis and enzyme catalysis. Its ability to provide basic conditions is essential in many biochemical reactions.

● It is also involved in processes where hydrolysis or dehydrohalogenation of compounds is required.

4. Ion Exchange Resins

● Tetraethylammonium hydroxide is used in ion exchange resins to exchange the ammonium ions for metal ions in processes like water softening or purification.

● It is also used in cation exchange columns in chromatography, where its strong base properties help to facilitate separation of ions.

5. Surface Chemistry and Nanotechnology

● In surface chemistry, TEAOH is used to modify surfaces, particularly in the synthesis of nanomaterials and nanocomposites. Its basic nature can be used to functionalize materials at the nanoscale.

04

Benefits

✅ Strong Basic Nature

Tetraethylammonium hydroxide丨CAS 77-98-5 is an extremely strong base, which makes it highly effective for deprotonation reactions and the formation of reactive intermediates in organic and biochemical synthesis.

✅ Solubility in Water and Organic Solvents

● Being water-soluble, TEAOH can be easily used in both aqueous and organic solvent-based reactions, making it highly versatile for a range of synthetic applications.

✅ Efficient Catalyst

● As a catalyst, TEAOH enhances the efficiency of various reactions, particularly those requiring strong basic conditions. Its use in catalyzing polymerization and esterification reactions improves reaction rates and yields.

✅ Versatile Application Range

● TEAOH is used across multiple industries, including pharmaceuticals, agrochemicals, materials science, and water treatment, making it a valuable chemical for diverse industrial processes.

✅ Low Toxicity and Reactivity

● Compared to other strong bases like sodium hydroxide or potassium hydroxide, TEAOH exhibits relatively lower toxicity and reactivity, especially in biochemical environments, making it easier and safer to handle in laboratory settings.

05

Conclusion

Tetraethylammonium hydroxide丨CAS 77-98-5 is a highly versatile and strong base that is crucial in organic synthesis, catalysis, and biochemical research. Its water solubility, strong basic properties, and wide range of applications make it an invaluable reagent for organic chemists, biochemists, and industrial applications.

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