4-hydroxy-5-(hydroxymethyl)-1H-pyridin-2-one

Also known as: 2,4-dihydroxy-5-hydroxymethylpyridine, 4-hydroxy-5-(hydroxymethyl)-2(1H)-pyridinone, 2(1H)-Pyridinone, 4-hydroxy-5-(hydroxymethyl)-, 5-(hydroxymethyl)pyridine-2,4-diol

4-hydroxy-5-(hydroxymethyl)-1H-pyridin-2-one (CAS 143834-60-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7NO3 and a molecular weight of 141.12500 g/mol. Key properties include a boiling point of 598.1ºC at 760mmHg, a density of 1.512g/cm3 and a flash point of 315.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 143834-60-0
Jingsj CID: J-1307530-4
Molecular Formula: C₆H₇NO₃
Molecular Weight: 141.12500 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	598.1ºC at 760mmHg
Density	1.512g/cm3
Flash Point	315.5ºC
Exact Mass	141.04300
PSA	73.58000
Vapor Pressure	3.75E-15mmHg at 25°C
Refractive Index	1.662

Frequently Asked Questions

What is the CAS number of 4-hydroxy-5-(hydroxymethyl)-1H-pyridin-2-one?

The CAS number of 4-hydroxy-5-(hydroxymethyl)-1H-pyridin-2-one is 143834-60-0.

What are the molecular formula and molecular weight of 4-hydroxy-5-(hydroxymethyl)-1H-pyridin-2-one?

4-hydroxy-5-(hydroxymethyl)-1H-pyridin-2-one has molecular formula C6H7NO3 and molecular weight 141.12500 g/mol.

What are the upstream and downstream products of 4-hydroxy-5-(hydroxymethyl)-1H-pyridin-2-one?

For 4-hydroxy-5-(hydroxymethyl)-1H-pyridin-2-one, Upstream Products: Ethyl 4,6-dihydroxynicotinate.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-hydroxy-5-(hydroxymethyl)-1H-pyridin-2-one (CAS 143834-60-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1307530-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.