3,3′,5,5′-Tetrabromobisphenol A
3,3′,5,5′-Tetrabromobisphenol A (CAS: 79-94-7) is a brominated flame retardant with the molecular formula C15H12Br4O2 and a molecular weight of 543.87 g/mol. It is a white to off-white solid often employed as a reactive flame retardant in polymers, particularly epoxy and polycarbonate resins. Its incorporation enhances the fire resistance properties of various materials used in electronics and construction.
- IUPAC
- 4,4′-Isopropylidenebis(2,6-dibromophenol),TBBPA
- Synonyms
- 5′-Tetrabromobisphenol A79-94-7(CH3)2C[C6H2(Br)2OH]24,4′-Isopropylidenebis(2,6-dibromophenol)TBBPA
Flame Retardant in Polymers
This compound is widely used as a reactive flame retardant, covalently bonded into polymer backbones such as epoxy and polycarbonate resins. This method provides permanent flame retardancy, crucial for applications in electronics, printed circuit boards, and construction materials.
Intermediate in Synthesis
As a functionalised bisphenol derivative, it serves as a versatile intermediate in organic synthesis. It can be used to introduce bromine atoms and bisphenol structures into more complex molecules for specialised chemical applications.
Research Chemical
3,3′,5,5′-Tetrabromobisphenol A is utilised in research settings for studies related to materials science, polymer chemistry, and environmental fate of brominated compounds.
| Molecular weight | 543.87 |
|---|---|
| Linear formula | (CH3)2C[C6H2(Br)2OH]2 |
| Assay | 97% |
| Melting point | 178-181 °C(lit.) |
Hazard statements
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P501Dispose of contents and container per local regulations
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | N |
| Risk statements (R) | 50/53 |
| Safety statements (S) | 60-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... ALOX12(239), ALOX15(246) |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 3,3′,5,5′-Tetrabromobisphenol A used for?
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This compound is primarily used as a reactive flame retardant in polymers like epoxy and polycarbonate resins. It also finds application as an intermediate in chemical synthesis and in materials science research.
What are the CAS number and formula for 3,3′,5,5′-Tetrabromobisphenol A?
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The CAS number is 79-94-7, and its linear formula is (CH₃)₂C[C₆H₂(Br)₂OH]₂.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,3′,5,5′-Tetrabromobisphenol A with a minimum assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 3,3′,5,5′-Tetrabromobisphenol A be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Avoid release to the environment, as it is toxic to aquatic life with long-lasting effects (H410).
How is 3,3′,5,5′-Tetrabromobisphenol A packed and exported?
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3,3′,5,5′-Tetrabromobisphenol A is shipped as UN 3077, Hazard Class 9, Packing Group III. Please contact us for detailed export and shipping information.
How can I request a sample or quote for 3,3′,5,5′-Tetrabromobisphenol A?
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To request a sample or a quotation, please use the contact form on our website or contact our sales department directly.
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