4-oxo-3,4-dihydro-2H-chromene-8-carboxylic acid

4-氧代苯并二氢吡喃-8-羧酸

Also known as: 4-oxochroman-8-carboxylic acid, 2H-1-Benzopyran-8-carboxylic acid, 3,4-dihydro-4-oxo, 3,4-Dihydro-4-oxo-2H-1-benzopyran-8-carboxylic acid, 4-oxo-3,4-dihydro-2H-1-benzopyran-8-carboxylic acid, 4-oxo-8-Chromancarboxylic Acid, acide chromannone-4 carboxylique-8, acide chroMannone-4 carboxylique-8

4-oxo-3,4-dihydro-2H-chromene-8-carboxylic acid (CAS 90921-10-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H8O4 and a molecular weight of 192.16800 g/mol. It is also known as 4-oxochroman-8-carboxylic acid, 2H-1-Benzopyran-8-carboxylic acid, 3,4-dihydro-4-oxo and 3,4-Dihydro-4-oxo-2H-1-benzopyran-8-carboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 90921-10-1
Jingsj CID: J-1446751-8
Molecular Formula: C₁₀H₈O₄
Chinese Name: 4-氧代苯并二氢吡喃-8-羧酸
Molecular Weight: 192.16800 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-oxo-3,4-dihydro-2H-chromene-8-carboxylic acid?

The CAS number of 4-oxo-3,4-dihydro-2H-chromene-8-carboxylic acid is 90921-10-1.

What are the molecular formula and molecular weight of 4-oxo-3,4-dihydro-2H-chromene-8-carboxylic acid?

4-oxo-3,4-dihydro-2H-chromene-8-carboxylic acid has molecular formula C10H8O4 and molecular weight 192.16800 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. "4-oxo-3,4-dihydro-2H-chromene-8-carboxylic acid (CAS 90921-10-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1446751-8 (accessed 2026-10-24).

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