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Tetra Ethyl Ammonium Bromide

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Tetra Ethyl Ammonium Bromide Specification

Place of Origin
India

Assay
99%

Melting Point
285 - 290C

Moisture (%)
0.5%

Residue on Ignition
0.1%

Molecular Formula
C8H20BrN

Loss on Drying
0.5%

HS Code
29239000

EINECS No
200-753-1

Molecular Weight
210.13 g/mol

Storage
Keep container tightly closed. Store in cool, dry, and well-ventilated area.

Boiling point
Decomposes

Heavy Metal (%)
0.001%

Other Names
TEAB; Tetraethylammonium bromide

CAS No
71-91-0

Type
Quaternary ammonium salt

Grade
Analytical grade

Usage
Pharmaceutical intermediates, lab reagent, electrochemistry, organic synthesis

Purity
99% min

Appearance
Crystalline powder

Application
Analytical reagent, phase transfer catalyst, pharmaceutical raw material

Raw Material
Ethylamine, hydrobromic acid

Smell
Odorless

Color
White

Form
Solid

Sensitive
Hygroscopic; protect from moisture

Packing
25 kg fiber drum or as required

Toxicity
May be harmful if swallowed. Handle with care.

Shelf Life
24 months from date of manufacture

Solubility
Freely soluble in water, alcohol, and acetone

IUPAC Name
N,N,N-Triethyl Ethanaminium Bromide

Stability
Stable under recommended storage conditions

Density
1.4 g/cm³ (approx.)

EC Number
200-753-1

Tetra Ethyl Ammonium Bromide Trade Information

Main Export Market(s)
Western Europe, Central America, North America, Middle East, Eastern Europe, South America, Asia, Australia, Africa

Main Domestic Market
All India

About Tetra Ethyl Ammonium Bromide

The organic compound tetraethylammonium bromide (TEAB) has the chemical formula (C2H5)4NBr. It is a quaternary ammonium salt, which makes it a big, bulky cation since it has four ethyl groups connected to a central nitrogen atom. The charge is balanced by the bromide anion.

The crystalline white substance known as TEAB is soluble in both water and organic solvents. It frequently functions as a phase transfer catalyst, which implies that it makes it easier to move a reactant or product from one phase (typically organic) to another phase (typically aqueous). When the reactants or products of a chemical reaction cannot be dissolved in the same solvent, this is helpful.

In the synthesis of zeolites, a family of porous materials utilised in catalysis, adsorption, and ion exchange, TEAB is also used as a structure-directing agent (SDA). As an SDA, TEAB can affect the growth of zeolite crystals with particular dimensions and forms, enabling the development of novel zeolite materials with specialised features.

TEAB can also be used as a surfactant, a corrosion inhibitor, and a stabiliser for PVC plastics, among other things. The enzyme acetylcholinesterase, which catalyses the hydrolysis of TEAB to create ethyl acetate and ammonium ions, uses it as a substrate in biochemistry studies.

FAQ

1. What is tetra ethyl ammonium bromide, first of all?

Ans - Tetra Ethyl Ammonium Bromide is an organic substance that is utilised as a cationic surfactant in a wide range of items, including cosmetics, medications, detergents, and cleaning supplies.

2. What is Tetra Ethyl Ammonium Bromide's chemical formula?

Ans - Tetra ethyl ammonium bromide has the chemical formula C4H12NBr.

3. What is the purpose of tetra ethyl ammonium bromide?

Ans - As a cationic surfactant, tetra ethyl ammonium bromide is utilised in a wide range of items, including cosmetics, medications, detergents, and cleaning supplies.

4. Is it safe to utilise tetra ethyl ammonium bromide?

Ans - The answer is that Tetra Ethyl Ammonium Bromide is generally regarded as safe for use in products when used in accordance with manufacturer's directions.

5. Where can I acquire tetra ethyl aminobutyrate?

Ans - Chemical distributors and online merchants both sell tetra ethyl ammonium bromide.

Wide-Ranging Chemical Applications

Tetra Ethyl Ammonium Bromide (TEAB) is valued for its diverse uses, including as an analytical reagent, pharmaceutical raw material, and catalyst in organic and electrochemical reactions. Its consistent high purity ensures reliable performance across multiple chemical processes.

Excellent Solubility and Stability

With its ability to dissolve freely in water, alcohol, and acetone, TEAB easily integrates into various solvents and reaction environments. Its robust stability under recommended storage conditions makes it a dependable choice for laboratories and industrial use.

Safe and Secure Packaging

TEAB is packaged in 25 kg fiber drums or as per customer requirements, ensuring protection from moisture. Each package is meticulously sealed to preserve product integrity and maintain its analytical grade standards throughout its shelf life.

FAQ's of Tetra Ethyl Ammonium Bromide:

Q: How should Tetra Ethyl Ammonium Bromide be stored for maximum stability?

A: Store TEAB in a tightly closed container in a cool, dry, and well-ventilated area. It is hygroscopic, so protecting it from moisture is crucial to maintain its quality and stability over its 24-month shelf life.

Q: What are the common uses of Tetra Ethyl Ammonium Bromide?

A: TEAB is employed as a phase transfer catalyst, pharmaceutical intermediate, analytical reagent, and in electrochemistry and organic synthesis, thanks to its high purity and excellent solubility.

Q: When is it necessary to use TEAB as a phase transfer catalyst?

A: TEAB is ideal when transferring ions between organic and aqueous phases, particularly in organic synthesis or laboratory reactions where improved reaction rates and yields are desired.

Q: Where is Tetra Ethyl Ammonium Bromide commonly manufactured?

A: TEAB is manufactured and exported from India, ensuring compliance with international quality standards and export specifications.

Q: What safety precautions should be taken while handling TEAB?

A: Handle TEAB with care, avoiding ingestion and contact with skin or eyes. As it may be harmful if swallowed and is odorless, use standard protective equipment and follow standard laboratory safety protocols.

Q: How does the hygroscopic nature of TEAB affect storage and handling?

A: Being hygroscopic, TEAB readily absorbs moisture from the air. Always keep the container tightly shut and avoid exposure to humid environments to prevent degradation of the product.

Q: What are the benefits of using TEAB in analytical applications?

A: TEAB's high purity (minimum 99%) and chemical stability make it highly reliable in analytical settings where reproducibility and accuracy are crucial.

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