3-acetyl-4-hydroxy-6-methylpyridin-2(1H)-one

3-乙酰基-4-羟基-6-甲基吡啶-2(1H)-酮

Also known as: 3-acetyl-4-hydroxy-6-methyl-2-pyridone, 3-Acetyl-4-hydroxy-6-methyl-2(1H)-pyridinone, 2(1H)-Pyridinone, 3-acetyl-4-hydroxy-6-methyl-, 3-Acetyl-4-hydroxy-6-methylpyridin-2(1H)-one, 3-acetyl-4-hydroxy-6-methyl-1H-pyridin-2-one

3-acetyl-4-hydroxy-6-methylpyridin-2(1H)-one (CAS 5501-39-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H9NO3 and a molecular weight of 167.16200 g/mol. It is also known as 3-acetyl-4-hydroxy-6-methyl-2-pyridone, 3-Acetyl-4-hydroxy-6-methyl-2(1H)-pyridinone and 2(1H)-Pyridinone, 3-acetyl-4-hydroxy-6-methyl-. Key properties include a boiling point of 324.4ºC at 760mmHg, a density of 1.308g/cm3 and a flash point of 150ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5501-39-3
Jingsj CID
J-1117078-5
Molecular Formula
C8H9NO3
Chinese Name
3-乙酰基-4-羟基-6-甲基吡啶-2(1H)-酮
Molecular Weight
167.16200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point324.4ºC at 760mmHg
Density1.308g/cm3
Flash Point150ºC

Frequently Asked Questions

What is the CAS number of 3-acetyl-4-hydroxy-6-methylpyridin-2(1H)-one?

The CAS number of 3-acetyl-4-hydroxy-6-methylpyridin-2(1H)-one is 5501-39-3.

What are the molecular formula and molecular weight of 3-acetyl-4-hydroxy-6-methylpyridin-2(1H)-one?

3-acetyl-4-hydroxy-6-methylpyridin-2(1H)-one has molecular formula C8H9NO3 and molecular weight 167.16200 g/mol.

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

Last updated:

How to cite: Jingsj. "3-acetyl-4-hydroxy-6-methylpyridin-2(1H)-one (CAS 5501-39-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1117078-5 (accessed 2026-10-25).

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