Product Introduction
Tetrabutylammonium bromide (TBAB) is an organic salt with the molecular formula C16H36NBr. It is white crystalline powder with hygroscopic properties, and has a distinct odor. It is stable under normal temperature and pressure conditions.
Product Properties
|
Product Name |
Tetrabutylammonium bromide(TBAB) |
|
CAS NO.: |
1643-19-2 |
|
Molecular Formula |
C16H36NBr |
|
Structural Formula |
|
|
Molecular Weight |
322.37 |
|
Assay: |
99.0% min |
|
Appearance: |
White crystalline powder |
| Amine: | 0.3% max |
| Water: | 0.5% max |
|
Melting point: |
101℃-104℃ |
|
Solubility: |
Hygroscopic, it is soluble in water, alcohol, trichloromethane, slightly soluble in benzene |
Product Application
The main application of tetrabutylammonium bromide (TBAB)
Phase Transfer Catalyst: Due to its balanced hydrophobic and hydrophilic properties, It is usually used as a phase transfer catalyst in organic synthesis, such as Halogen replacement reaction, REDOX reaction, N-alkylation, carbene dichloride and other reactions
Organic Synthesis Intermediates: TBAB is used as a reaction medium or auxiliary reagent, playing a key role in the synthesis of various organic compounds. It is used in the synthesis of various drug intermediates, such as benzyl triethylammonium chloride, ethyl cinnamate, and pseudoionone, it is also used in the synthesis of organic drugs, such as the anti-infective agents basamicillin and sultacillin.
Other uses: It is also used as a curing accelerator of polymer polymerization of powder coatings and epoxy resins. In addition, it can be used as a phase-change storage material in refrigeration systems.
Product Packaging & Storage
Packaging and Shipping
Cardboard Drum: cardboard drum with pallets, net weight: 12kg/drum, 25kg/ drum ,30kg/ drum.
Composite Kraft Paper Bag: composite kraft paper bag with pallets, net weight: 25 kg/bag or 500kg/ jumbo bag.
Customized Packaging: Customized packaging is available according to customer requirements.
Storage
Storage Conditions: Store in a cool, dry, and well-ventilated location, protected from light.
FAQ
Q: What types of reactions can TBAB significantly improve in efficiency and yield when used as a phase transfer catalyst?
A: TBAB is very effective at promoting reactions involving inorganic salts or insoluble organic compounds, such as halogenation and esterification reactions. Its use can significantly enhance reaction efficiency and improve product yield.
Q: Does the use of TBAB during organic syntheses cause side reactions or affect the purity of the final product?
A: The selectivity and compatibility of TBAB depend on the specific reaction conditions. In most cases, it may be necessary to adjust experimental conditions or adopt a protective group strategy to minimize side reactions and maintain product purity.
Q: Is it economical to use TBAB compared to other catalysts ?
A: Although Tetrabutylammonium bromide is relatively expensive, its high catalytic efficiency and ability to improve yields can reduce production costs.
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