5-Bromopyrazine-2-carbonitrile

2-溴-5-氰基吡嗪

Also known as: 2-Bromo-5-cyanopyrazine, 5-Bromo-2-pyrazinecarbonitrile, 2-Pyrazinecarbonitrile, 5-bromo-

5-Bromopyrazine-2-carbonitrile (CAS 221295-04-1) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H2BrN3 and a molecular weight of 183.993 g/mol. It is also known as 2-Bromo-5-cyanopyrazine, 5-Bromo-2-pyrazinecarbonitrile and 2-Pyrazinecarbonitrile, 5-bromo-. Key properties include a boiling point of 264.7±35.0 °C at 760 mmHg, a density of 1.9±0.1 g/cm3 and a flash point of 113.9±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
221295-04-1
Jingsj CID
J-1357627-1
Molecular Formula
C5H2BrN3
Chinese Name
2-溴-5-氰基吡嗪
Molecular Weight
183.993 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point264.7±35.0 °C at 760 mmHg
Density1.9±0.1 g/cm3
Flash Point113.9±25.9 °C

Frequently Asked Questions

What is the CAS number of 5-Bromopyrazine-2-carbonitrile?

The CAS number of 5-Bromopyrazine-2-carbonitrile is 221295-04-1.

What are the molecular formula and molecular weight of 5-Bromopyrazine-2-carbonitrile?

5-Bromopyrazine-2-carbonitrile has molecular formula C5H2BrN3 and molecular weight 183.993 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "5-Bromopyrazine-2-carbonitrile (CAS 221295-04-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1357627-1 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.