5-Bromo-2,2′-bithiophene
5-Bromo-2,2′-bithiophene (CAS: 3480-11-3), a halogenated thiophene derivative with the molecular formula C8H5BrS2, is a valuable building block in organic synthesis. Its structure, featuring a bromine atom on a bithiophene core, facilitates diverse chemical transformations. This compound is primarily employed in research and development settings for the construction of more complex organic molecules, particularly those with applications in materials science and pharmaceuticals.
- Synonyms
- C8H5BrS2

Organic Synthesis Intermediate
Serves as a versatile intermediate in the synthesis of complex organic molecules. The presence of the bromine atom allows for various coupling reactions and functional group interconversions, making it a key component in constructing novel chemical entities.
Materials Science Research
Utilised in the development of new organic electronic materials, such as conductive polymers and organic semiconductors. Its bithiophene structure is a common motif in materials designed for optoelectronic applications.
Pharmaceutical Precursor
Acts as a precursor in the discovery and synthesis of potential pharmaceutical agents. The thiophene moiety is found in numerous biologically active compounds, and this brominated derivative provides a convenient entry point for further structural elaboration.
| Molecular weight | 245.16 |
|---|---|
| Empirical formula | C8H5BrS2 |
| Assay | 96% |
| Melting point | 29-32 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | >110 °C / >230 °F |
| Water hazard class (WGK, DE) | 3 |
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 5-Bromo-2,2′-bithiophene used for?
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5-Bromo-2,2′-bithiophene is primarily used as a building block in organic synthesis, particularly in the development of materials for organic electronics and as a precursor for potential pharmaceutical agents.
What is the CAS number and chemical formula for 5-Bromo-2,2′-bithiophene?
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The CAS number for 5-Bromo-2,2′-bithiophene is 3480-11-3, and its empirical formula is C8H5BrS2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Bromo-2,2′-bithiophene with a purity of 96%. This is considered a technical/research grade material, and TSS does not represent it as USP, BP, or EP grade.
What are the safety and handling considerations for 5-Bromo-2,2′-bithiophene?
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5-Bromo-2,2′-bithiophene has a flash point above 110 °C (>230 °F) and a melting point of 29-32 °C. Appropriate personal protective equipment, including eyeshields and gloves, should be used. A type N95 (US) or type P1 (EN143) respirator filter is recommended. It is classified under WGK Germany 3.
How is 5-Bromo-2,2′-bithiophene packed, shipped, and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. Products are carefully packed to ensure safe transit and compliance with international shipping regulations.
How can I request a quote or sample of 5-Bromo-2,2′-bithiophene?
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To request a quote or sample of 5-Bromo-2,2′-bithiophene, please contact our sales team through the website or by phone.
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