Tetrabromobisphenol A (CAS 79-94-7) is a brominated derivative of bisphenol A supplied as a white to pale cream or pale yellow crystalline powder, used as a flame retardant in plastics, electronics, textiles and adhesives, and in epoxy resins for circuit boards. Density 2.1 g/cm³, melting point 180-184°C, low solubility in water, soluble in organics; produced by bromination of bisphenol A.
Typical Properties
| Molecular formula | C15H12Br4O2 |
|---|---|
| Molecular weight | 543.87 g/mol |
| Appearance | white to pale cream or pale yellow crystalline |
| Form | neat |
| Color | White to Almost white |
| Melting point | 179-181 °C |
| Boiling point | 316 °C |
| Density | 220 g/cm³ @ Temp: 4 °C |
| Water solubility | Insoluble |
| GHS signal word | Warning · Irritant / harmful, Health hazard, Environmental hazard |
| HS code | 29081990 |
| Grades available | Technical Grade |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Tetrabromobisphenol A
Applications
Used as flame retardant in plastics, electronics, textiles, and adhesives; in epoxy resins for circuit boards; in paper and coatings for fire safety.
Safety & Risks
Low acute toxicity but potential endocrine disruptor; irritates eyes/skin. Persistent in the environment; avoid inhalation. Non-genotoxic; use PPE, ventilate.
Packaging
In 25kg bags or drums; store in cool, dry areas.