2-Chloro-5-iodopyrazine
Also known as: 2-Chloro-5-iodo-pyrazine, Pyrazine, 2-chloro-5-iodo-, QC-6834
2-Chloro-5-iodopyrazine (CAS 1057216-55-3) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H2ClIN2 and a molecular weight of 240.430 g/mol. Key properties include a boiling point of 250.2±35.0 °C at 760 mmHg, a density of 2.2±0.1 g/cm3 and a flash point of 105.1±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1057216-55-3
- Jingsj CID
- J-1394448-4
- Molecular Formula
- C4H2ClIN2
- Molecular Weight
- 240.430 g/mol
- Category
- Organohalogen Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 250.2±35.0 °C at 760 mmHg |
|---|---|
| Density | 2.2±0.1 g/cm3 |
| Flash Point | 105.1±25.9 °C |
| Exact Mass | 239.895111 |
| PSA | 25.78000 |
| LogP | 1.71 |
| Vapor Pressure | 0.0±0.5 mmHg at 25°C |
| Refractive Index | 1.653 |
Frequently Asked Questions
What is the CAS number of 2-Chloro-5-iodopyrazine?
The CAS number of 2-Chloro-5-iodopyrazine is 1057216-55-3.
What are the molecular formula and molecular weight of 2-Chloro-5-iodopyrazine?
2-Chloro-5-iodopyrazine has molecular formula C4H2ClIN2 and molecular weight 240.430 g/mol.
What are the upstream and downstream products of 2-Chloro-5-iodopyrazine?
For 2-Chloro-5-iodopyrazine, Upstream Products: 2,5-Dichloropyrazine.
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-Chloro-5-iodopyrazine (CAS 1057216-55-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1394448-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.