4-hydroxy-2-oxo-2H-pyran-6-carboxylic acid

4-羟基-2-氧代-2H-吡喃-6-甲酸

Also known as: 2H-Pyran-6-carboxylic acid, 4-hydroxy-2-oxo-, 4-Hydroxy-6-oxo-6H-pyran-2-carboxylic acid

4-hydroxy-2-oxo-2H-pyran-6-carboxylic acid (CAS 108298-44-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H4O5 and a molecular weight of 156.09 g/mol. It is also known as 2H-Pyran-6-carboxylic acid, 4-hydroxy-2-oxo- and 4-Hydroxy-6-oxo-6H-pyran-2-carboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
108298-44-8
Jingsj CID
J-173090-0
Molecular Formula
C6H4O5
Chinese Name
4-羟基-2-氧代-2H-吡喃-6-甲酸
Molecular Weight
156.09 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-hydroxy-2-oxo-2H-pyran-6-carboxylic acid?

The CAS number of 4-hydroxy-2-oxo-2H-pyran-6-carboxylic acid is 108298-44-8.

What are the molecular formula and molecular weight of 4-hydroxy-2-oxo-2H-pyran-6-carboxylic acid?

4-hydroxy-2-oxo-2H-pyran-6-carboxylic acid has molecular formula C6H4O5 and molecular weight 156.09 g/mol.

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

Last updated:

How to cite: Jingsj. "4-hydroxy-2-oxo-2H-pyran-6-carboxylic acid (CAS 108298-44-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-173090-0 (accessed 2026-10-25).

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