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5-Hydroxy-4-oxo-4H-chromene-2-carboxylic acid

5-羟基-4-氧代-4H-色烯-2-羧酸

Also known as: 5-Hydroxy-4-oxo-4H-1-benzopyran-2-carboxylic acid, 5-Hydroxy-2-chromonecarboxylic acid, 5-hydroxy-4-oxochromene-2-carboxylic acid, 5-hydroxychromone-2-carboxylic acid, 2-carboxy-5-hydroxychromone, HMS1522C07

5-Hydroxy-4-oxo-4H-chromene-2-carboxylic acid (CAS 53878-47-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H6O5 and a molecular weight of 206.15200 g/mol. It is also known as 5-Hydroxy-4-oxo-4H-1-benzopyran-2-carboxylic acid, 5-Hydroxy-2-chromonecarboxylic acid and 5-hydroxy-4-oxochromene-2-carboxylic acid. Key properties include a boiling point of 408.5ºC at 760 mmHg, a density of 1.639 g/cm3 and a flash point of 169.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
53878-47-0
Jingsj CID
J-1477169-5
Molecular Formula
C10H6O5
Chinese Name
5-羟基-4-氧代-4H-色烯-2-羧酸
Molecular Weight
206.15200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point408.5ºC at 760 mmHg
Density1.639 g/cm3
Flash Point169.7ºC

Frequently Asked Questions

What is the CAS number of 5-Hydroxy-4-oxo-4H-chromene-2-carboxylic acid?

The CAS number of 5-Hydroxy-4-oxo-4H-chromene-2-carboxylic acid is 53878-47-0.

What are the molecular formula and molecular weight of 5-Hydroxy-4-oxo-4H-chromene-2-carboxylic acid?

5-Hydroxy-4-oxo-4H-chromene-2-carboxylic acid has molecular formula C10H6O5 and molecular weight 206.15200 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Hydroxy-4-oxo-4H-chromene-2-carboxylic acid (CAS 53878-47-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1477169-5 (accessed 2026-10-25).

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