2-Hydroxy-4-methylnicotinic acid

2-羟基-4-甲基烟酸

Also known as: 2-hydroxy-4-methylpyridine-3-carboxylic acid, 3-Pyridinecarboxylic acid, 1,2-dihydro-4-methyl-2-oxo-, 4-methyl-2-oxo-1H-pyridine-3-carboxylic acid, 1,2-Dihydro-4-methyl-2-oxo-3-pyridinecarboxylic acid

2-Hydroxy-4-methylnicotinic acid (CAS 38076-81-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H7NO3 and a molecular weight of 153.135 g/mol. It is also known as 2-hydroxy-4-methylpyridine-3-carboxylic acid, 3-Pyridinecarboxylic acid, 1,2-dihydro-4-methyl-2-oxo- and 4-methyl-2-oxo-1H-pyridine-3-carboxylic acid. Key properties include a melting point of 247ºC, a boiling point of 424.4±45.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 210.5±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 38076-81-2
Jingsj CID: J-1500860-0
Molecular Formula: C₇H₇NO₃
Chinese Name: 2-羟基-4-甲基烟酸
Molecular Weight: 153.135 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	247ºC
Boiling Point	424.4±45.0 °C at 760 mmHg
Density	1.4±0.1 g/cm3
Flash Point	210.5±28.7 °C

Frequently Asked Questions

What is the CAS number of 2-Hydroxy-4-methylnicotinic acid?

The CAS number of 2-Hydroxy-4-methylnicotinic acid is 38076-81-2.

What are the molecular formula and molecular weight of 2-Hydroxy-4-methylnicotinic acid?

2-Hydroxy-4-methylnicotinic acid has molecular formula C7H7NO3 and molecular weight 153.135 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-Hydroxy-4-methylnicotinic acid (CAS 38076-81-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500860-0 (accessed 2026-10-24).

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