7-Methoxyisoflavone

7-甲氧基异黄酮

Also known as: 7-Methoxy-3-phenylchromen-4-one, 7-Methoxy-3-phenyl-4H-1-benzopyran-4-one, 3-Phenyl-7-methoxy-4H-1-benzopyran-4-one, 4H-1-Benzopyran-4-one, 7-methoxy-3-phenyl-, 7-Methoxy Isoflavone, Aurora 15641, 7-methoxy-3-phenylchromone, 7-methoxy isoflavones

7-Methoxyisoflavone (CAS 1621-56-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C16H12O3 and a molecular weight of 252.26500 g/mol. It is also known as 7-Methoxy-3-phenylchromen-4-one, 7-Methoxy-3-phenyl-4H-1-benzopyran-4-one and 3-Phenyl-7-methoxy-4H-1-benzopyran-4-one. Key properties include a boiling point of 421.2ºC at 760 mmHg, a density of 1.24g/cm3 and a flash point of 200.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1621-56-3
Jingsj CID: J-1973586-9
Molecular Formula: C₁₆H₁₂O₃
Chinese Name: 7-甲氧基异黄酮
Molecular Weight: 252.26500 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	421.2ºC at 760 mmHg
Density	1.24g/cm3
Flash Point	200.3ºC

Frequently Asked Questions

What is the CAS number of 7-Methoxyisoflavone?

The CAS number of 7-Methoxyisoflavone is 1621-56-3.

What are the molecular formula and molecular weight of 7-Methoxyisoflavone?

7-Methoxyisoflavone has molecular formula C16H12O3 and molecular weight 252.26500 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. "7-Methoxyisoflavone (CAS 1621-56-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1973586-9 (accessed 2026-10-22).

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