1-(2,5-Dimethyloxazol-4-yl)ethanone

Also known as: 1-(2,5-Dimethyl-4-oxazolyl)ethanone, 1-(2,5-Dimethyl-1,3-oxazol-4-yl)ethanone, 1-(2,5-dimethyloxazol-4-yl)ethan-1-one, 4-Acetyl-2,5-dimethyloxazole, Ethanone, 1-(2,5-dimethyl-4-oxazolyl)-, 2,5-Dimethyl-4-acetyloxazole

1-(2,5-Dimethyloxazol-4-yl)ethanone (CAS 23000-12-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H9NO2 and a molecular weight of 139.15200 g/mol. Key properties include a boiling point of 203.678ºC at 760 mmHg, a density of 1.074g/cm3 and a flash point of 76.982ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 23000-12-6
Jingsj CID: J-1499543-8
Molecular Formula: C₇H₉NO₂
Molecular Weight: 139.15200 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	203.678ºC at 760 mmHg
Density	1.074g/cm3
Flash Point	76.982ºC
Exact Mass	139.06300
PSA	43.10000
LogP	1.49400
Vapor Pressure	0.274mmHg at 25°C
Refractive Index	1.473

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. 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 1-(2,5-Dimethyloxazol-4-yl)ethanone?

The CAS number of 1-(2,5-Dimethyloxazol-4-yl)ethanone is 23000-12-6.

What are the molecular formula and molecular weight of 1-(2,5-Dimethyloxazol-4-yl)ethanone?

1-(2,5-Dimethyloxazol-4-yl)ethanone has molecular formula C7H9NO2 and molecular weight 139.15200 g/mol.

What are the upstream and downstream products of 1-(2,5-Dimethyloxazol-4-yl)ethanone?

For 1-(2,5-Dimethyloxazol-4-yl)ethanone, Upstream Products: Acetamide, N-(1-acetyl-2-oxopropyl)-, Acetonitrile, 2,4-Pentanedione; Downstream Products: 2-bromo-1-(2,5-dimethyl-1,3-oxazol-4-yl)ethanone.

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. "1-(2,5-Dimethyloxazol-4-yl)ethanone (CAS 23000-12-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1499543-8 (accessed 2026-11-09).

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