2-(Hydroxymethyl)-5-methoxy-4H-pyran-4-one

2-(羟甲基)-5-甲氧基-4H-吡喃-4-酮

Also known as: 2-(HYDROXYMETHYL)-5-METHOXY-4H-PYRAN-4-ONE, 2-(hydroxymethyl)-5-methoxy-4-pyranone, 2-(hydroxymethyl)-5-methoxy-pyran-4-one, 2-(hydroxymethyl)-5-methoxypyran-4-one, 4H-Pyran-4-one, 2-(hydroxymethyl)-5-methoxy-, 5-Methoxy-2-hydroxymethyl-4H-pyron, 5-methoxy-2-methylol-pyran-4-one, Kojic Impurity 6, Methoxykojisaeure, O-methyl kojic acid, kojic acid monomethyl ether, methyl kojate

2-(Hydroxymethyl)-5-methoxy-4H-pyran-4-one (CAS 6269-25-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H8O4 and a molecular weight of 156.13600 g/mol. It is also known as 2-(HYDROXYMETHYL)-5-METHOXY-4H-PYRAN-4-ONE, 2-(hydroxymethyl)-5-methoxy-4-pyranone and 2-(hydroxymethyl)-5-methoxy-pyran-4-one. Key properties include a melting point of 165-167ºC, a boiling point of 381.3ºC at 760 mmHg, a density of 1.3g/cm3 and a flash point of 165.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6269-25-6
Jingsj CID
J-1068930-7
Molecular Formula
C7H8O4
Chinese Name
2-(羟甲基)-5-甲氧基-4H-吡喃-4-酮
Molecular Weight
156.13600 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point165-167ºC
Boiling Point381.3ºC at 760 mmHg
Density1.3g/cm3
Flash Point165.6ºC

Frequently Asked Questions

What is the CAS number of 2-(Hydroxymethyl)-5-methoxy-4H-pyran-4-one?

The CAS number of 2-(Hydroxymethyl)-5-methoxy-4H-pyran-4-one is 6269-25-6.

What are the molecular formula and molecular weight of 2-(Hydroxymethyl)-5-methoxy-4H-pyran-4-one?

2-(Hydroxymethyl)-5-methoxy-4H-pyran-4-one has molecular formula C7H8O4 and molecular weight 156.13600 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(Hydroxymethyl)-5-methoxy-4H-pyran-4-one (CAS 6269-25-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1068930-7 (accessed 2026-10-25).

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