CAS NO.: 1643- 19- 2 | Phase Transfer Catalysts Supplier in India | Specialty Chemicals
Specialty chemicals called Phase Transfer Catalysts (PTCs) are used to allow the passage of ionic reactants from one immiscible phase to another, such as from an aqueous phase to an organic phase. Some typical Phase Transfer Catalysts are quaternary ammonium salts, quaternary phosphonium salts, crown ethers, etc. These catalysts are chosen depending on the reaction system, solubility of the solvent, temperature and the conditions of the reaction.
They enhance reactant-Reactant interaction, which enables chemicals to react under relatively mild conditions. In organic synthesis, phase transfer catalysis is becoming increasingly popular as it can decrease the reaction time, increase the yield of the products and simplify the processing. They are of special value in nucleophilic substitution, in alkylation, in oxidation, in condensation and other organic transformations.
Applications of phase transfer catalysts
Phase Transfer Catalysts have numerous applications in chemical manufacturing and synthesis, such as:
- Organic chemical synthesis
- Pharmaceutical intermediates
- Agrochemical and pesticide intermediates
- Dyes and pigments
- Fine chemicals
- Specialty chemical manufacturing
- Polymer & resin chemistry
- The quaternization and alkylation reactions.
- Nucleophilic substitution reactions
- Industrial chemical processing
How Phase Transfer Catalysts Work?
In a typical two phase reaction, one reactant can be soluble in water, the other is soluble in an organic solvent. A Phase Transfer Catalyst facilitates the “carrier transfer” of the ionic reactant into the organic phase where it can react with the other substrate. Following the reaction, the catalyst is ready to undergo another transfer cycle. This mechanism can enhance mass transfer and reaction efficiency without the need of full miscibility between the two reaction phases.
Phase Transfer Catalyst Supplier in India
Nova International offers specialty and performance Phase Transfer Catalysts for the industry and the lab. The product line may incorporate quaternary ammonium and phosphonium catalysts that are appropriate for various organic synthesis applications. Customers can choose the appropriate PTC depending on the chemistry of the reaction, purities demanded, physical state and application.
| Sr. No. | Products | CAS # |
| 1. | Tri Ethyl Benzyl Ammonium Chloride (TEBAC) |
56-37-1 |
| 2. | Tetra Butyl Ammonium Bromide (TBAB) |
1643-19-2 |
| 3. | Tetra Butyl Ammonium Hydrogen Sulfate (TBAHS) |
32503-27-8 |
| 4. | Tetra ethyl Ammonium Bromide (TEAB) |
71-91-0 |
| 5. | Ethyl Triphenyl Phosphonium Iodide |
4736-60-1 |
| 6. | Methyl Triphenyl Phosphonium Iodide |
2065-66-9 |
| 7. | Ethyl Triphenyl Phosphonium Bromide |
1530-32-1 |
| 8. | Methyl Triphenyl Phosphonium Bromide |
1779-49-3 |
| 9. | Tetra Methyl Ammonium Hydroxide 25% in Methanol |
75-59-2 |