7-Methoxyflavanone

Also known as: 7-Methoxy-2-phenylchroman-4-one, 7-Methoxy-4-flavanone, 2,3-Dihydro-7-methoxy-2-phenyl-4H-1-benzopyran-4-one, 7-Hydroxyflavanone methyl ether, 7-Methoxy-2-phenyl-chroman-4-one, 7-methoxy-2-phenyl-2,3-dihydro-4H-chromen-4-one, MFCD00017486

7-Methoxyflavanone (CAS 21785-09-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C16H14O3 and a molecular weight of 254.28100 g/mol. Key properties include a melting point of 89-91ºC(lit.), a boiling point of 421.2ºC at 760mmHg, 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.: 21785-09-1
Jingsj CID: J-45343-0
Molecular Formula: C₁₆H₁₄O₃
Molecular Weight: 254.28100 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	89-91ºC(lit.)
Boiling Point	421.2ºC at 760mmHg
Density	1.24g/cm3
Flash Point	200.3ºC
Exact Mass	254.09400
PSA	35.53000
LogP	3.40170
Vapor Pressure	8.75E-08mmHg at 25°C
Refractive Index	1.587

Customs & Trade Information

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 7-Methoxyflavanone?

The CAS number of 7-Methoxyflavanone is 21785-09-1.

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

7-Methoxyflavanone has molecular formula C16H14O3 and molecular weight 254.28100 g/mol.

What are the upstream and downstream products of 7-Methoxyflavanone?

For 7-Methoxyflavanone, Upstream Products: Paeonol, Benzaldehyde, Methyl 4-methoxysalicylate; Downstream Products: 7-Hydroxyflavanone, 7-Methoxyflavone, 7-Methoxyisoflavone.

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. "7-Methoxyflavanone (CAS 21785-09-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45343-0 (accessed 2026-11-09).

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