2,6-Dihydroxy-3,4-dimethylpyridine

2,6-二羟基-3,4-二甲基吡啶

Also known as: 3,4-dimethyl-2,6-dihydroxypyridine, 6-hydroxy-3,4-dimethyl-2-pyridone, 6-hydroxy-4,5-dimethyl-1H-pyridin-2-one, 3,4-dimethyl-pyridine-2,6-diol, 3,4-dimethyl-pyridin-2,6-diol, 2,6-Pyridinediol, 3,4-dimethyl-, EINECS 283-141-2, MFCD05662686, UNII-3VDO3A5MTW

2,6-Dihydroxy-3,4-dimethylpyridine (CAS 84540-47-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H9NO2 and a molecular weight of 139.152 g/mol. It is also known as 3,4-dimethyl-2,6-dihydroxypyridine, 6-hydroxy-3,4-dimethyl-2-pyridone and 6-hydroxy-4,5-dimethyl-1H-pyridin-2-one. Key properties include a boiling point of 397.4±37.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 194.1±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 84540-47-6
Jingsj CID: J-977016-0
Molecular Formula: C₇H₉NO₂
Chinese Name: 2,6-二羟基-3,4-二甲基吡啶
Molecular Weight: 139.152 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	397.4±37.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	194.1±26.5 °C

Frequently Asked Questions

What is the CAS number of 2,6-Dihydroxy-3,4-dimethylpyridine?

The CAS number of 2,6-Dihydroxy-3,4-dimethylpyridine is 84540-47-6.

What are the molecular formula and molecular weight of 2,6-Dihydroxy-3,4-dimethylpyridine?

2,6-Dihydroxy-3,4-dimethylpyridine has molecular formula C7H9NO2 and molecular weight 139.152 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. "2,6-Dihydroxy-3,4-dimethylpyridine (CAS 84540-47-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-977016-0 (accessed 2026-10-24).

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