4,6-Dimethyl-2-oxo-1,2-dihydropyridine-3-carboxylic acid

4,6-二甲基-2-氧代-1,2-二氢吡啶-3-羧酸

Also known as: 2-Hydroxy-4,6-dimethylnicotinic acid, 4,6-Dimethyl-2-hydroxynicotinic acid, 2-Hydroxy-4,6-dimethylpyridine-3-carboxylic acid, 3-Pyridinecarboxylic acid, 1,2-dihydro-4,6-dimethyl-2-oxo-, 4,6-Dimethyl-2-oxo-1,2-dihydropyridine-3-carboxylic acid 0.25H2O, 4,6-dimethyl-2-oxo-1H-pyridine-3-carboxylic acid

4,6-Dimethyl-2-oxo-1,2-dihydropyridine-3-carboxylic acid (CAS 24667-09-2) 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 2-Hydroxy-4,6-dimethylnicotinic acid, 4,6-Dimethyl-2-hydroxynicotinic acid and 2-Hydroxy-4,6-dimethylpyridine-3-carboxylic acid. Key properties include a boiling point of 400.6ºC at 760mmHg and a density of 1.268g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
24667-09-2
Jingsj CID
J-1351538-6
Molecular Formula
C8H9NO3
Chinese Name
4,6-二甲基-2-氧代-1,2-二氢吡啶-3-羧酸
Molecular Weight
167.16200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point400.6ºC at 760mmHg
Density1.268g/cm3

Frequently Asked Questions

What is the CAS number of 4,6-Dimethyl-2-oxo-1,2-dihydropyridine-3-carboxylic acid?

The CAS number of 4,6-Dimethyl-2-oxo-1,2-dihydropyridine-3-carboxylic acid is 24667-09-2.

What are the molecular formula and molecular weight of 4,6-Dimethyl-2-oxo-1,2-dihydropyridine-3-carboxylic acid?

4,6-Dimethyl-2-oxo-1,2-dihydropyridine-3-carboxylic acid 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. "4,6-Dimethyl-2-oxo-1,2-dihydropyridine-3-carboxylic acid (CAS 24667-09-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1351538-6 (accessed 2026-10-24).

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