5,7,2'-Trihydroxyflavone

5,7,2'-三羟基黄酮

Also known as: 2',5,7-Trihydroxyflavone, 4H-1-Benzopyran-4-one, 5,7-dihydroxy-2-(2-hydroxyphenyl)-, 5,7-dihydroxy-2-(2-hydroxyphenyl)chromen-4-one, Apigenin Impurity 1, 5,7,2'-Trihydroxyflavon, A5,7,2''-Trihydroxyflavone

5,7,2'-Trihydroxyflavone (CAS 73046-40-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C15H10O5 and a molecular weight of 270.23700 g/mol. It is also known as 2',5,7-Trihydroxyflavone, 4H-1-Benzopyran-4-one, 5,7-dihydroxy-2-(2-hydroxyphenyl)- and 5,7-dihydroxy-2-(2-hydroxyphenyl)chromen-4-one. Key properties include a boiling point of 537.4ºC at 760 mmHg, a density of 1.548g/cm3 and a flash point of 209.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 73046-40-9
Jingsj CID: J-1411061-4
Molecular Formula: C₁₅H₁₀O₅
Chinese Name: 5,7,2'-三羟基黄酮
Molecular Weight: 270.23700 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	537.4ºC at 760 mmHg
Density	1.548g/cm3
Flash Point	209.7ºC

Frequently Asked Questions

What is the CAS number of 5,7,2'-Trihydroxyflavone?

The CAS number of 5,7,2'-Trihydroxyflavone is 73046-40-9.

What are the molecular formula and molecular weight of 5,7,2'-Trihydroxyflavone?

5,7,2'-Trihydroxyflavone has molecular formula C15H10O5 and molecular weight 270.23700 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. "5,7,2'-Trihydroxyflavone (CAS 73046-40-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1411061-4 (accessed 2026-10-25).

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