3,7-Dihydroxyflavone

Also known as: 7-Hydroxyflavonol, 7-HYDROXYFLAVANOL, Resogalangin, 5-Deoxygalangin, 3,7-dihydroxy-2-phenyl-1-benzopyran-4-one, 3,7-dihydroxy-2-phenyl-4H-chromen-4-one, 3,7-dihydroxy-2-phenylchromen-4-one, 3,7-dihydroxy-flavone, 4H-1-Benzopyran-4-one,3,7-dihydroxy-2-phenyl, HYDROXYFLAVONOL, 7-, HYDROXYFLAVONOL, 7-(RG), 7,3-DIHYDROXYFLAVONE, MFCD00016790

3,7-Dihydroxyflavone (CAS 492-00-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C15H10O4 and a molecular weight of 254.23700 g/mol. Key properties include a melting point of 257-259ºC, a boiling point of 495.3ºC at 760 mmHg, a density of 1.443g/cm3 and a flash point of 193.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 492-00-2
Jingsj CID: J-1131007-9
Molecular Formula: C₁₅H₁₀O₄
Molecular Weight: 254.23700 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	257-259ºC
Boiling Point	495.3ºC at 760 mmHg
Density	1.443g/cm3
Flash Point	193.9ºC
Exact Mass	254.05800
PSA	70.67000
LogP	2.87120
Vapor Pressure	6.55E-10mmHg at 25°C
Refractive Index	1.698

Frequently Asked Questions

What is the CAS number of 3,7-Dihydroxyflavone?

The CAS number of 3,7-Dihydroxyflavone is 492-00-2.

What are the molecular formula and molecular weight of 3,7-Dihydroxyflavone?

3,7-Dihydroxyflavone has molecular formula C15H10O4 and molecular weight 254.23700 g/mol.

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. "3,7-Dihydroxyflavone (CAS 492-00-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1131007-9 (accessed 2026-11-09).

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