2-Bromothieno[2,3-b]thiophene
2-溴噻吩[2,3-b]噻吩
Also known as: 2-Bromothieno[2,3-b]thiophene, Thieno[2,3-b]thiophene, 2-bromo-, 5-bromothieno[2,3-b]thiophene, 2-Brom-thieno<2,3-b>-thiophen, 2-Bromothieno<2,3-b>thiophen
2-Bromothieno[2,3-b]thiophene (CAS 25121-81-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H3BrS2 and a molecular weight of 219.12200 g/mol. It is also known as Thieno[2,3-b]thiophene, 2-bromo-, 5-bromothieno[2,3-b]thiophene and 2-Brom-thieno<2,3-b>-thiophen. Key properties include a boiling point of 290.4ºC at 760 mmHg, a density of 1.846g/cm3 and a flash point of 129.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 25121-81-7
- Jingsj CID
- J-1482807-0
- Molecular Formula
- C6H3BrS2
- Chinese Name
- 2-溴噻吩[2,3-b]噻吩
- Molecular Weight
- 219.12200 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 290.4ºC at 760 mmHg |
|---|---|
| Density | 1.846g/cm3 |
| Flash Point | 129.4ºC |
Frequently Asked Questions
What is the CAS number of 2-Bromothieno[2,3-b]thiophene?
The CAS number of 2-Bromothieno[2,3-b]thiophene is 25121-81-7.
What are the molecular formula and molecular weight of 2-Bromothieno[2,3-b]thiophene?
2-Bromothieno[2,3-b]thiophene has molecular formula C6H3BrS2 and molecular weight 219.12200 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-Bromothieno[2,3-b]thiophene (CAS 25121-81-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1482807-0 (accessed 2026-10-25).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.