7-Methoxy-2,2-dimethyl-2,3-dihydro-4H-chromen-4-one

Also known as: 2,2-Dimethyl-7-methoxy-4-chromanone, 2,2-Dimethyl-7-methoxy-chromanone, 2,2-dimethyl-7-methoxy-chroman-4-one, 2,3-Dihydro-2,2-dimethyl-7-methoxy-benzopyran-4-one, 7-methoxy-2,2-dimethylchroman-4-one, 7-methoxy-2,2-dimethyl-3,4-dihydro-2H-1-benzopyran-4-one, 7-methoxy-2,2-dimethyl-3H-chromen-4-one

7-Methoxy-2,2-dimethyl-2,3-dihydro-4H-chromen-4-one (CAS 20321-73-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C12H14O3 and a molecular weight of 206.23800 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 20321-73-7
Jingsj CID: J-1488755-9
Molecular Formula: C₁₂H₁₄O₃
Molecular Weight: 206.23800 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	206.09400
PSA	35.53000
LogP	2.43900

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-Methoxy-2,2-dimethyl-2,3-dihydro-4H-chromen-4-one?

The CAS number of 7-Methoxy-2,2-dimethyl-2,3-dihydro-4H-chromen-4-one is 20321-73-7.

What are the molecular formula and molecular weight of 7-Methoxy-2,2-dimethyl-2,3-dihydro-4H-chromen-4-one?

7-Methoxy-2,2-dimethyl-2,3-dihydro-4H-chromen-4-one has molecular formula C12H14O3 and molecular weight 206.23800 g/mol.

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-Methoxy-2,2-dimethyl-2,3-dihydro-4H-chromen-4-one (CAS 20321-73-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1488755-9 (accessed 2026-11-09).

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