Tetrabutylammonium bromide (TBAB) is a quaternary ammonium salt with a bromide commonly used as a phase transfer catalyst. It is used to prepare many other tetrabutylammonium salts by salt metathesis reactions. The anhydrous form is a white solid.
| TEST | LIMIT |
| Appearance | White Crystalline Hydroscopic powder |
| Identification | A) It gives characteristic test of Bromide B) It Gives positive test with Bromo Phenol blue solution |
| Solubility | Soluble in Water |
| Moisture Content | NMT 0.5 % |
| Melting Point | 100°C – 104°C |
| Free Amine Salt | NMT 0.5 % |
| Free Amine | NMT 0.5 % |
| Sulphated Ash | NMT 0.5 % |
| Assay (by Titrimetry) | NLT 98.0% |
Tetrabutylammonium bromide (TBAB) might be utilized as a part of the liquid condition in the below procedures:
· Synthesis of isophthalic acid
· Synthesis of alkyl-secondary pyrroles without impetus and natural solvent
· Synthesis of dithioacetals against acetals through transthioacetalisation in a dissolvable free condition
· Synthesis of polyamides through the polymerization of diisocyanates as well as terephthalic corrosive
· Enzyme the expansion of thiols to bound alkenes
· Poly (vinyl chloride) Dehydrochlorination
· Utilized with phosphorus pentoxide for greener deoxybromination
· Prepare for making Halogenated Heteroaryl Compounds
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