2-(Thiophen-2-yl)pyrazine
Also known as: 2-Thiophen-2-yl-pyrazine, 2-(2-Thienyl)pyrazine, Pyrazine, 2-(2-thienyl)-, (Thienyl-2)-2 pyrazine, (thienyl-2) pyrazine, 2'-(2-Pyrazinyl)-thiophen, 3-(2-Thienyl)-pyrazin, GL-0764
2-(Thiophen-2-yl)pyrazine (CAS 56421-72-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H6N2S and a molecular weight of 162.21200 g/mol. Key properties include a boiling point of 274.2ºC at 760 mmHg, a density of 1.241g/cm3 and a flash point of 120ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 56421-72-8
- Jingsj CID
- J-1360842-9
- Molecular Formula
- C8H6N2S
- Molecular Weight
- 162.21200 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 274.2ºC at 760 mmHg |
|---|---|
| Density | 1.241g/cm3 |
| Flash Point | 120ºC |
| Exact Mass | 162.02500 |
| PSA | 54.02000 |
| LogP | 2.20510 |
| Refractive Index | 1.611 |
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-(Thiophen-2-yl)pyrazine?
The CAS number of 2-(Thiophen-2-yl)pyrazine is 56421-72-8.
What are the molecular formula and molecular weight of 2-(Thiophen-2-yl)pyrazine?
2-(Thiophen-2-yl)pyrazine has molecular formula C8H6N2S and molecular weight 162.21200 g/mol.
What are the upstream and downstream products of 2-(Thiophen-2-yl)pyrazine?
For 2-(Thiophen-2-yl)pyrazine, Upstream Products: 2-Bromopyrazine, 2-Thiopheneboronic acid, 2-Chloropyrazine.
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-(Thiophen-2-yl)pyrazine (CAS 56421-72-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1360842-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.