Tetrapropylammonium bromide

Tetrapropylammonium bromide

TPAB; Tetra-n-propyl ammonium bromide

CAS 1941-30-6

Chemical Formula C₁₂H₂₈BrN

Molecular Weight 266.26 g/mol

Tetrapropylammonium bromide (TPABr) is a quaternary ammonium salt, commonly used as a phase-transfer catalyst in organic synthesis and in the synthesis of zeolites and other porous materials. It also finds application in zinc-bromine batteries, where it helps to reduce bromine diffusion and dendrite growth, improving battery performance.
 

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Industrial Uses

1. Performance Chemicals

  • Phase-Transfer Catalyst: TPAB acts as a phase-transfer catalyst, enabling reactions between reactants that are not soluble in the same phase (e.g., organic and aqueous). It's particularly useful in alkylation, esterification, and nucleophilic substitution reactions.

2. Pharmaceuticals

  • Pharmaceutical Synthesis: TPAB is used in various pharmaceutical synthesis processes, such as the creation of chiral compounds, drug intermediates, and other complex molecules. Its ability to mediate reactions between different phases makes it a valuable tool for chemists in the pharmaceutical industry.

3. Energy

  • Directing Agent: In the synthesis of zeolites and other porous materials, TPABr acts as a template or structure-directing agent. This means it helps to control the arrangement of atoms and molecules during the formation of the material's framework, leading to specific pore sizes and shapes.
  • Zeolites and Catalysis: TPABr is particularly known for its role in synthesizing ZSM-5 zeolite, a widely used catalyst in the petroleum and fine chemical industries. The specific structure and properties of ZSM-5, influenced by TPABr, are crucial for its catalytic activity.

Specifications

ASSAY 98%
Appearance White crystalline powder
Odor Odorless or faint amine-like
Boiling Point Decomposes before boiling
Melting Point 275°C
Density 1.1 g/cm3
Solubility Soluble in water, methanol, ethanol, and other polar solvents
Viscosity Not applicable
Flash Point Not flammable

Hazard Symbols

Acute Toxicity
Irritants/Sensitisers/Other Hazards

FAQs

1. What is the current price of Tetrapropylammonium bromide in India?
The price of Tetrapropylammonium bromide can vary based on factors such as purity, quantity, etc. For the most accurate and competitive pricing, please contact us at +91.6301 00 6301 directly for a customized quote tailored to your needs.

2. Where can I buy Tetrapropylammonium bromide in India?
You can purchase Tetrapropylammonium bromide from MULTICHEM, a leading exporter with a reputation for quality and reliability. We provide convenient options for bulk orders and direct shipments across global markets. For more details on how to place an order, please visit our website or contact our sales team.

3. What is the minimum order quantity (MOQ) for Tetrapropylammonium bromide? 
Our minimum order quantity (MOQ) for Tetrapropylammonium bromide is designed to cater to both small-scale and large-scale needs. The MOQ depends on the packing size of the product which could range from 25 kg to 250kg.

4. How can I ensure the quality of Tetrapropylammonium bromide supplied by Multichem?
We adhere to stringent quality control processes to ensure that our products meet the highest standards of purity and effectiveness. They undergo rigorous testing and quality checks to guarantee that they comply with industry specifications. We provide a Certificate of Analysis (CoA) with every shipment to ensure transparency and quality assurance.