Galangin 3-methyl ether

高良姜素-3-甲醚

Also known as: 3-Methylgalangin, 3-O-Methylgalangin, 3-Methylethergalangin, 3-Methyl-galangin, 5,7-Dihydroxy-3-methoxyflavone, 5,7-Dihydroxy-3-methoxy-2-phenyl-4H-1-benzopyran-4-one, 5,7-Dihydroxy-3-methoxy-2-phenylchromen-4-one, Galangin 3-O-methyl ether

Galangin 3-methyl ether (CAS 6665-74-3) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C16H12O5 and a molecular weight of 284.26300 g/mol. It is also known as 3-Methylgalangin, 3-O-Methylgalangin and 3-Methylethergalangin. Key properties include a melting point of 299 ºC, a boiling point of 526.4ºC at 760 mmHg, a density of 1.47g/cm3 and a flash point of 201.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 6665-74-3
Jingsj CID: J-1973691-6
Molecular Formula: C₁₆H₁₂O₅
Chinese Name: 高良姜素-3-甲醚
Molecular Weight: 284.26300 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	299 ºC
Boiling Point	526.4ºC at 760 mmHg
Density	1.47g/cm3
Flash Point	201.5ºC

Frequently Asked Questions

What is the CAS number of Galangin 3-methyl ether?

The CAS number of Galangin 3-methyl ether is 6665-74-3.

What are the molecular formula and molecular weight of Galangin 3-methyl ether?

Galangin 3-methyl ether has molecular formula C16H12O5 and molecular weight 284.26300 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. "Galangin 3-methyl ether (CAS 6665-74-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1973691-6 (accessed 2026-10-22).

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