3-(Thiophen-3-yl)pyridine
Also known as: 3-(3-THIENYL)PYRIDINE, 3-(Thien-3-yl)pyridine, 3-Thiophen-3-ylpyridine, Pyridine, 3-(3-thienyl)-
3-(Thiophen-3-yl)pyridine (CAS 21308-81-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H7NS and a molecular weight of 161.22400 g/mol. Key properties include a boiling point of 250ºC at 760 mmHg, a density of 1.173g/cm3 and a flash point of 103.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 21308-81-6
- Jingsj CID
- J-1029945-3
- Molecular Formula
- C9H7NS
- Molecular Weight
- 161.22400 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 250ºC at 760 mmHg |
|---|---|
| Density | 1.173g/cm3 |
| Flash Point | 103.2ºC |
| Exact Mass | 161.03000 |
| PSA | 41.13000 |
| LogP | 2.81010 |
| Vapor Pressure | 0.0352mmHg at 25°C |
| Refractive Index | 1.604 |
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 3-(Thiophen-3-yl)pyridine?
The CAS number of 3-(Thiophen-3-yl)pyridine is 21308-81-6.
What are the molecular formula and molecular weight of 3-(Thiophen-3-yl)pyridine?
3-(Thiophen-3-yl)pyridine has molecular formula C9H7NS and molecular weight 161.22400 g/mol.
What are the upstream and downstream products of 3-(Thiophen-3-yl)pyridine?
For 3-(Thiophen-3-yl)pyridine, Upstream Products: 3-Chlorothiophene, 3-Pyridineboronic acid, 3-Bromopyridine.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-(Thiophen-3-yl)pyridine (CAS 21308-81-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1029945-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.