3,4′,5-Tribromobiphenyl
3,4′,5-Tribromobiphenyl (CAS: 72416-87-6) is a brominated aromatic compound with the molecular formula C12H7Br3 and a molecular weight of 390.90 g/mol. This chemical serves as a valuable building block in organic synthesis, particularly in the creation of complex molecules. Its structure, featuring three bromine atoms on a biphenyl core, lends itself to various chemical transformations. This compound is supplied by Tech Serve Solutions for research and development purposes.
- Synonyms
- 72416-87-6C12H7Br3

Organic Synthesis Intermediate
3,4′,5-Tribromobiphenyl is utilised as a key intermediate in the synthesis of more complex organic molecules. Its reactive bromine atoms can be selectively modified through various coupling reactions to introduce new functionalities.
Material Science Research
This tribrominated biphenyl derivative can be explored for its potential in material science, such as in the development of flame retardants or specialised polymers, owing to its halogenated aromatic structure.
Pharmaceutical Precursor
As a building block, it may be employed in the early stages of synthesising novel pharmaceutical candidates or biologically active compounds where a brominated biphenyl motif is desired.
| Molecular weight | 390.90 |
|---|---|
| Empirical formula | C12H7Br3 |
| Assay | 95% |
| Melting point | 87-97 °C |



Hazard statements
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
- 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
| Transport (UN / ADR) | UN 3077 9 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi,N |
| Risk statements (R) | 37/38-41-50/53 |
| Safety statements (S) | 26-39-60-61 |
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 3,4′,5-Tribromobiphenyl used for?
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3,4′,5-Tribromobiphenyl (CAS: 72416-87-6) is primarily used as a building block in organic synthesis and for research in material science.
What is the CAS number and molecular formula for 3,4′,5-Tribromobiphenyl?
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The CAS number is 72416-87-6 and the molecular formula is C12H7Br3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,4′,5-Tribromobiphenyl with an assay of 95%. This product is intended for research and chemical synthesis purposes. We do not represent it as USP, BP, EP, or any other pharmacopoeial grade.
How should 3,4′,5-Tribromobiphenyl be handled?
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Handle with care. 3,4′,5-Tribromobiphenyl can cause skin irritation (H315), serious eye damage (H318), and respiratory irritation (H335). It is also very toxic to aquatic life with long-lasting effects (H410). Always use appropriate personal protective equipment and handle in a well-ventilated area. Refer to the Safety Data Sheet for detailed handling instructions.
How is this chemical exported and shipped?
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3,4′,5-Tribromobiphenyl is classified as UN 3077, Environmentally Hazardous Substance, Solid, N.O.S. (3,4′,5-Tribromobiphenyl), 9, PGIII. Tech Serve Solutions handles international shipping and exports in compliance with all relevant regulations.
How can I request a sample or quote for 3,4′,5-Tribromobiphenyl?
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To request a sample or a quote, please contact our sales team through the website or by calling us directly. Provide the product name and CAS number (72416-87-6) for prompt service.
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