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Gardenin A

栀子(黄)素A

Also known as: 3',4',5',6,7,8-Hexamethoxy-5-hydroxyflavone, 5-Hydroxy-3',4',5',6,7,8-hexamethoxyflavone, 5-HYDROXY-6,7,8,3',4',5'-HEXAMETHOXYFLAVONE, 5-hydroxy-6,7,8-trimethoxy-2-(3,4,5-trimethoxyphenyl)chromen-4-one, 5-hydroxy-6,7,8-trimethoxy-2-(3,4,5-trimethoxyphenyl)chromone, 5OH3'4'5'6,7,8-hexMeO-Flavone, Flavone,5-hydroxy-3',4',5',6,7,8-hexamethoxy

Gardenin A (CAS 21187-73-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C21H22O9 and a molecular weight of 418.39400 g/mol. It is also known as 3',4',5',6,7,8-Hexamethoxy-5-hydroxyflavone, 5-Hydroxy-3',4',5',6,7,8-hexamethoxyflavone and 5-HYDROXY-6,7,8,3',4',5'-HEXAMETHOXYFLAVONE. Key properties include a melting point of 162-163ºC, a boiling point of 624.2ºC at 760 mmHg, a density of 1.3g/cm3 and a flash point of 218.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21187-73-5
Jingsj CID
J-1955849-1
Molecular Formula
C21H22O9
Chinese Name
栀子(黄)素A
Molecular Weight
418.39400 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point162-163ºC
Boiling Point624.2ºC at 760 mmHg
Density1.3g/cm3
Flash Point218.5ºC

Frequently Asked Questions

What is the CAS number of Gardenin A?

The CAS number of Gardenin A is 21187-73-5.

What are the molecular formula and molecular weight of Gardenin A?

Gardenin A has molecular formula C21H22O9 and molecular weight 418.39400 g/mol.

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

Last updated:

How to cite: Jingsj. "Gardenin A (CAS 21187-73-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1955849-1 (accessed 2026-10-25).

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