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5,6,7,3',4',5'-Hexamethoxyflavone

5,6,7,3',4',5'-六甲氧基黄酮

Also known as: 3',4',5,5',6,7-Hexamethoxyflavone, 3',4',5',5,6,7-Hexamethoxyflavone, 5,6,7-Trimethoxy-2-(3,4,5-trimethoxyphenyl)-4H-chromen-4-one, 5,6,7-trimethoxy-2-(3,4,5-trimethoxyphenyl)chromen-4-one, Hexamethoxyflavone, 3',4',5',5,6,7-

5,6,7,3',4',5'-Hexamethoxyflavone (CAS 29043-07-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C21H22O8 and a molecular weight of 402.39500 g/mol. It is also known as 3',4',5,5',6,7-Hexamethoxyflavone, 3',4',5',5,6,7-Hexamethoxyflavone and 5,6,7-Trimethoxy-2-(3,4,5-trimethoxyphenyl)-4H-chromen-4-one. Key properties include a melting point of 115ºC, a boiling point of 572.8ºC at 760 mmHg, a density of 1.244g/cm3 and a flash point of 249.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
29043-07-0
Jingsj CID
J-1983183-3
Molecular Formula
C21H22O8
Chinese Name
5,6,7,3',4',5'-六甲氧基黄酮
Molecular Weight
402.39500 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point115ºC
Boiling Point572.8ºC at 760 mmHg
Density1.244g/cm3
Flash Point249.9ºC

Frequently Asked Questions

What is the CAS number of 5,6,7,3',4',5'-Hexamethoxyflavone?

The CAS number of 5,6,7,3',4',5'-Hexamethoxyflavone is 29043-07-0.

What are the molecular formula and molecular weight of 5,6,7,3',4',5'-Hexamethoxyflavone?

5,6,7,3',4',5'-Hexamethoxyflavone has molecular formula C21H22O8 and molecular weight 402.39500 g/mol.

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

Last updated:

How to cite: Jingsj. "5,6,7,3',4',5'-Hexamethoxyflavone (CAS 29043-07-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1983183-3 (accessed 2026-10-23).

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