3-chloropyrazine-2-carboxamide
3-氯吡嗪-2-甲酰胺
Also known as: 3-Chloro-2-pyrazinecarboxamide, 2-Pyrazinecarboxamide, 3-chloro-, 3-Chloro-pyrazine-2-carboxylic acid amide, NSC 177859, CC0092
3-chloropyrazine-2-carboxamide (CAS 21279-62-9) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C5H4ClN3O and a molecular weight of 157.558 g/mol. It is also known as 3-Chloro-2-pyrazinecarboxamide, 2-Pyrazinecarboxamide, 3-chloro- and 3-Chloro-pyrazine-2-carboxylic acid amide. Key properties include a melting point of 189 °C, a boiling point of 318.0±42.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 146.1±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 21279-62-9
- Jingsj CID
- J-1506278-9
- Molecular Formula
- C5H4ClN3O
- Chinese Name
- 3-氯吡嗪-2-甲酰胺
- Molecular Weight
- 157.558 g/mol
- Category
- Organic Bases
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 189 °C |
|---|---|
| Boiling Point | 318.0±42.0 °C at 760 mmHg |
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 146.1±27.9 °C |
Frequently Asked Questions
What is the CAS number of 3-chloropyrazine-2-carboxamide?
The CAS number of 3-chloropyrazine-2-carboxamide is 21279-62-9.
What are the molecular formula and molecular weight of 3-chloropyrazine-2-carboxamide?
3-chloropyrazine-2-carboxamide has molecular formula C5H4ClN3O and molecular weight 157.558 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-chloropyrazine-2-carboxamide (CAS 21279-62-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1506278-9 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.