![Molecular structure of [2,2′-Bithiophene]-5-carbaldehyde (CAS 3779-27-9)](/images/chem_structures_svg/328/3779-27-9.svg)
[2,2′-Bithiophene]-5-carbaldehyde
Also known as: 2,2′-Bithiophene-5-carboxaldehyde, 2,2′-Bithienyl-5-carboxaldehyde, 5-Formyl-2,2′-bithiophene, 5-(Thien-2-yl)-2-thiophenecarbaldehyde, 5-thiophen-2-ylthiophene-2-carbaldehyde, MFCD00052294
[2,2′-Bithiophene]-5-carbaldehyde (CAS 3779-27-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H6OS2 and a molecular weight of 194.27300 g/mol. Key properties include a melting point of 55-58 °C(lit.), a boiling point of 210 °C / 18mmHg, a density of 1.336g/cm3 and a flash point of >110.0 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.
- CAS No.
- 3779-27-9
- Jingsj CID
- J-998672-5
- Molecular Formula
- C9H6OS2
- Molecular Weight
- 194.27300 g/mol
- Category
- Pharma Intermediates
- Last updated
- 11/3/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 55-58 °C(lit.) |
|---|---|
| Boiling Point | 210 °C / 18mmHg |
| Density | 1.336g/cm3 |
| Flash Point | >110.0 °C |
| Exact Mass | 193.98600 |
| PSA | 73.55000 |
| LogP | 3.28910 |
| Refractive Index | 1.671 |
Customs & Trade Information
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of [2,2′-Bithiophene]-5-carbaldehyde?
The CAS number of [2,2′-Bithiophene]-5-carbaldehyde is 3779-27-9.
What are the molecular formula and molecular weight of [2,2′-Bithiophene]-5-carbaldehyde?
[2,2′-Bithiophene]-5-carbaldehyde has molecular formula C9H6OS2 and molecular weight 194.27300 g/mol.
What are the upstream and downstream products of [2,2′-Bithiophene]-5-carbaldehyde?
For [2,2′-Bithiophene]-5-carbaldehyde, Upstream Products: 2,2'-Bithiophene, N,N-Dimethylformamide, 5-Bromo-2,2'-bithiophene; Downstream Products: 2,2':5',2''-Terthiophene-5-carboxaldehyde, 5'-Bromo-2,2'-bithiophene-5-carbaldehyde, 2,2':5',2''-terthiophene-5,5''-dicarbaldehyde.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "[2,2′-Bithiophene]-5-carbaldehyde (CAS 3779-27-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-998672-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.