3-hydroxy-2'-methoxyflavone

Also known as: 2'-methoxyflavonol, 3-hydroxy-2-(2-methoxyphenyl)-4H-chromen-4-one, 4H-1-Benzopyran-4-one, 3-hydroxy-2-(2-methoxyphenyl)-, 2'-Methoxy-3-hydroxyflavone, METHOXYFLAVONOL, 2'-

3-hydroxy-2'-methoxyflavone (CAS 29219-03-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C16H12O4 and a molecular weight of 268.26400 g/mol. Key properties include a melting point of 211-212ºC, a boiling point of 435.7ºC at 760 mmHg, a density of 1.353g/cm3 and a flash point of 164.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 29219-03-2
Jingsj CID: J-45600-8
Molecular Formula: C₁₆H₁₂O₄
Molecular Weight: 268.26400 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	211-212ºC
Boiling Point	435.7ºC at 760 mmHg
Density	1.353g/cm3
Flash Point	164.6ºC
Exact Mass	268.07400
PSA	59.67000
LogP	3.17420
Vapor Pressure	2.31E-08mmHg at 25°C
Refractive Index	1.651

Customs & Trade Information

HS Code	2914509090
Summary	HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-hydroxy-2'-methoxyflavone?

The CAS number of 3-hydroxy-2'-methoxyflavone is 29219-03-2.

What are the molecular formula and molecular weight of 3-hydroxy-2'-methoxyflavone?

3-hydroxy-2'-methoxyflavone has molecular formula C16H12O4 and molecular weight 268.26400 g/mol.

What are the upstream and downstream products of 3-hydroxy-2'-methoxyflavone?

For 3-hydroxy-2'-methoxyflavone, Upstream Products: 2'-Hydroxy-2-methoxychalcone, 2'-Hydroxyacetophenone, 2-Methoxybenzaldehyde; Downstream Products: 3,2'-Dihydroxyflavone.

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-hydroxy-2'-methoxyflavone (CAS 29219-03-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45600-8 (accessed 2026-11-09).

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