5-Bromo-6-methylpyridin-2(1H)-one

5-溴-6-甲基-2(1H)-吡啶酮

Also known as: 5-Bromo-6-methyl-2(1H)-pyridinone, 5-Bromo-6-methyl-2-pyridinol, 5-Bromo-6-methyl-2-pyridone, 3-Bromo-6-hydroxy-2-methylpyridine, 2-Hydroxy-5-bromo-6-picoline, 5-Bromo-6-methyl-1H-pyridin-2-one, 5-Bromo-6-methylpyridin-2-ol, MFCD03427653

5-Bromo-6-methylpyridin-2(1H)-one (CAS 54923-31-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H6BrNO and a molecular weight of 188.022 g/mol. It is also known as 5-Bromo-6-methyl-2(1H)-pyridinone, 5-Bromo-6-methyl-2-pyridinol and 5-Bromo-6-methyl-2-pyridone. Key properties include a melting point of 199-203ºC(lit.), a boiling point of 314.9±37.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 144.2±26.5 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
54923-31-8
Jingsj CID
J-11042-8
Molecular Formula
C6H6BrNO
Chinese Name
5-溴-6-甲基-2(1H)-吡啶酮
Molecular Weight
188.022 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point199-203ºC(lit.)
Boiling Point314.9±37.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point144.2±26.5 °C

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of 5-Bromo-6-methylpyridin-2(1H)-one?

The CAS number of 5-Bromo-6-methylpyridin-2(1H)-one is 54923-31-8.

What are the molecular formula and molecular weight of 5-Bromo-6-methylpyridin-2(1H)-one?

5-Bromo-6-methylpyridin-2(1H)-one has molecular formula C6H6BrNO and molecular weight 188.022 g/mol.

Is 5-Bromo-6-methylpyridin-2(1H)-one hazardous?

5-Bromo-6-methylpyridin-2(1H)-one 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-Bromo-6-methylpyridin-2(1H)-one (CAS 54923-31-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-11042-8 (accessed 2026-10-22).

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