5-bromopyrazin-2-ol

2-溴-5-羟基吡嗪

Also known as: 2-Bromo-5-hydroxypyrazine, 5-Bromo-2(1H)-pyrazinone, 5-Bromo-2-pyrazinol, 5-Bromo-2-hydroxypyrazine, 5-bromopyrazin-2(1H)-one, 5-bromo-1H-pyrazin-2-one, 2-hydroxy-5-bromopyrazine

5-bromopyrazin-2-ol (CAS 374063-92-0) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H3BrN2O and a molecular weight of 174.983 g/mol. It is also known as 2-Bromo-5-hydroxypyrazine, 5-Bromo-2(1H)-pyrazinone and 5-Bromo-2-pyrazinol. Key properties include a melting point of 115 °C(dec.), a boiling point of 444.0±40.0 °C at 760 mmHg, a density of 1.9±0.1 g/cm3 and a flash point of 222.3±27.3 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
374063-92-0
Jingsj CID
J-1179367-4
Molecular Formula
C4H3BrN2O
Chinese Name
2-溴-5-羟基吡嗪
Molecular Weight
174.983 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point115 °C(dec.)
Boiling Point444.0±40.0 °C at 760 mmHg
Density1.9±0.1 g/cm3
Flash Point222.3±27.3 °C

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of 5-bromopyrazin-2-ol?

The CAS number of 5-bromopyrazin-2-ol is 374063-92-0.

What are the molecular formula and molecular weight of 5-bromopyrazin-2-ol?

5-bromopyrazin-2-ol has molecular formula C4H3BrN2O and molecular weight 174.983 g/mol.

Is 5-bromopyrazin-2-ol hazardous?

5-bromopyrazin-2-ol has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "5-bromopyrazin-2-ol (CAS 374063-92-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1179367-4 (accessed 2026-10-22).

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