Tetrabromophthalic anhydride
Tetrabromophthalic anhydride (CAS: 632-79-1, C8Br4O3) is a brominated organic compound with a molecular weight of 463.70 g/mol. This anhydride functions as a valuable monomer in polymer science and materials science, particularly for applications requiring enhanced flame retardancy. Its chemical structure lends itself to incorporation into polymer backbones, contributing to improved thermal stability and fire-resistant properties in various materials. Available from TSS with an assay of 98%.

Flame Retardant Monomer
Tetrabromophthalic anhydride is utilised as a monomer in the synthesis of flame-retardant polymers. Its high bromine content contributes significantly to reducing the flammability of the resulting polymeric materials.
Polymer Synthesis
It serves as a building block for specialty polymers, particularly in applications within materials science where enhanced thermal and fire resistance properties are paramount. The anhydride functionality allows for incorporation into various polymer structures.
Chemical Intermediate
This compound can act as an intermediate in the synthesis of other complex organic molecules. Its reactivity allows for further chemical modifications to produce fine chemicals and specialised materials.
| Molecular weight | 463.70 |
|---|---|
| Empirical formula | C8Br4O3 |
| Assay | 98% |
| Vapour pressure | 0.11 mmHg (180 °C) |
| Melting point | 269-271 °C(lit.) |

Hazard statements
- H317May cause an allergic skin reaction
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 43 |
| Safety statements (S) | 36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 Tetrabromophthalic anhydride used for?
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Tetrabromophthalic anhydride (CAS: 632-79-1) is primarily used as a monomer in the synthesis of flame-retardant polymers and in materials science applications requiring enhanced thermal stability and fire resistance.
What are the CAS number and formula for Tetrabromophthalic anhydride?
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The CAS number for Tetrabromophthalic anhydride is 632-79-1, and its empirical formula is C8Br4O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tetrabromophthalic anhydride with a minimum assay of 98%. This is a technical/research grade material; TSS does not represent it as USP, BP, or EP grade.
How should Tetrabromophthalic anhydride be handled?
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Tetrabromophthalic anhydride (Warning, H317) may cause an allergic skin reaction. Handle with appropriate personal protective equipment including a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation.
Is Tetrabromophthalic anhydride shipped internationally?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Tetrabromophthalic anhydride, and can fulfil international orders.
How can I request a sample or quote for Tetrabromophthalic anhydride?
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To request a sample or a quote for Tetrabromophthalic anhydride, please contact the Tech Serve Solutions sales team via our website or direct inquiry channels.
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