4,4′-Dibromobiphenyl
4,4′-Dibromobiphenyl (CAS: 92-86-4) is an aryl compound with the linear formula BrC6H4C6H4Br and a molecular weight of 312.00 g/mol. This halogenated hydrocarbon serves as a valuable building block in organic synthesis. Its applications span various chemical processes, particularly in the construction of more complex organic molecules and materials. Tech Serve Solutions supplies this compound for research and industrial purposes.
- Synonyms
- BrC6H4C6H4Br

Organic Synthesis Intermediate
4,4′-Dibromobiphenyl is utilised as a key intermediate in the synthesis of various organic compounds. Its reactive bromine atoms facilitate coupling reactions, enabling the formation of carbon-carbon bonds for complex molecular architectures.
Material Science Research
The compound's structure makes it suitable for research into novel materials, including polymers and organic electronics. It can be incorporated into polymer backbones or used in the synthesis of functional organic molecules.
Precursor for Functional Molecules
It serves as a precursor for creating specialised molecules with specific electronic or optical properties. Further functionalisation of the biphenyl core can lead to tailored compounds for advanced applications.
| Molecular weight | 312.00 |
|---|---|
| Linear formula | BrC6H4C6H4Br |
| Assay | 98% |
| Boiling point | 355-360 °C(lit.) |
| Melting point | 163-165 °C(lit.) |




Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
- H351Suspected of causing cancer
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P501Dispose of contents and container per local regulations
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Transport (UN / ADR) | UN 3152PSN1 9 / PGII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-37/38-40-41-50/53 |
| Safety statements (S) | 26-36/37/39-60-61 |
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 4,4′-Dibromobiphenyl used for?
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4,4′-Dibromobiphenyl is primarily used as an intermediate in organic synthesis and for research in material science, enabling the construction of complex organic molecules and functional materials.
What is the CAS number and formula for 4,4′-Dibromobiphenyl?
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The CAS number is 92-86-4, and its linear formula is BrC6H4C6H4Br.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4,4′-Dibromobiphenyl with an assay of 98%. This is a technical/research grade product, and TSS does not represent it as USP, BP, EP, or any pharmacopoeia grade.
How should 4,4′-Dibromobiphenyl be handled safely?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and use a suitable respirator filter (type N95 or P1). It is classified as dangerous for the environment, so avoid release into the environment. Consult the Safety Data Sheet for full details.
How is 4,4′-Dibromobiphenyl packed and shipped?
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4,4′-Dibromobiphenyl is packed and shipped according to international regulations for hazardous materials, including UN 3152, Class 9, Packing Group II. TSS is an experienced global exporter.
How can I request a sample or quote for 4,4′-Dibromobiphenyl?
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To request a sample or quote, please contact our sales team via the website or by phone, providing your specific requirements and delivery details.
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