2,2′-Bithieno[3,2-b]thiophene
2,2′-Bithieno[3,2-b]thiophene (CAS: 648430-73-3) is a thiophene-based organic molecule with the molecular formula C12H6S4 and a molecular weight of 278.44 g/mol. This compound serves as a valuable building block in materials science, particularly for the synthesis of advanced organic electronic materials. Its conjugated structure makes it suitable for applications in areas requiring efficient charge transport.
- Synonyms
- 648430-73-3C12H6S4
![2,2′-Bithieno[3,2-b]thiophene (C12H6S4) — chemical structure, CAS 648430-73-3; Materials Science, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F648430-73-3.png&w=3840&q=75)
Dye-Sensitized Solar Cells (DSSCs)
This compound functions as a binary pi-conjugated spacer in the development of highly efficient and stable dyes for dye-sensitized solar cells. Its structure contributes to improved charge separation and transport within the photovoltaic device.
Organic Electronics
As a thiophene derivative, 2,2′-Bithieno[3,2-b]thiophene is relevant in the field of organic and printed electronics. It can be incorporated into polymers or small molecules designed for electronic applications.
Synthetic Reagents
This material is utilised as a synthetic tool and reagent, offering a unique thienothiophene core for constructing more complex organic molecules and functional materials.
| Molecular weight | 278.44 |
|---|---|
| Empirical formula | C12H6S4 |
| Assay | 96% |
| Form | powder or crystals |
| Application | This material is used as a binary pi-conjugated spacer in the synthesis of highly efficient; stable dyes for dye-sensitized solar cells.1 |
| Melting point | 232-238 °C |

Hazard statements
- H302Harmful if swallowed
| Transport (UN / ADR) | UN 3335 |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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 2,2′-Bithieno[3,2-b]thiophene used for?
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2,2′-Bithieno[3,2-b]thiophene is primarily used as a binary pi-conjugated spacer in the synthesis of dyes for dye-sensitized solar cells, and as a building block in organic electronics and synthetic chemistry.
What is the CAS number and formula for 2,2′-Bithieno[3,2-b]thiophene?
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The CAS number for 2,2′-Bithieno[3,2-b]thiophene is 648430-73-3, and its empirical formula is C12H6S4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,2′-Bithieno[3,2-b]thiophene with an assay of 96%. We do not represent this product as meeting USP, BP, EP, or any other pharmacopoeia standards, as it is typically intended for research and development or industrial applications.
How should 2,2′-Bithieno[3,2-b]thiophene be handled?
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2,2′-Bithieno[3,2-b]thiophene is classified with the GHS signal word 'Warning' and carries the hazard statement H302 (Harmful if swallowed). Handle with appropriate personal protective equipment, avoiding ingestion and contact with skin and eyes. Refer to the Safety Data Sheet (SDS) for comprehensive handling instructions.
Is this chemical shipped internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and can ship 2,2′-Bithieno[3,2-b]thiophene worldwide, adhering to all relevant shipping regulations.
How can I request a quote or sample?
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To request a quote or a sample of 2,2′-Bithieno[3,2-b]thiophene, please contact our sales team through the website or by calling our customer service number.
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