2-Ethenyl-4,4-dimethyl-4H-1,3-oxazol-5-one

2-乙烯基-4,4-二甲基-2-恶唑啉-5-酮

Also known as: 2-ethenyl-4,4-dimethyl-1,3-oxazol-5-one, 2-vinyl-4,4-dimethyl-1,3-oxazolin-5-one, 2-vinyl-4,4-dimethyl-2-oxazolin-5-one, 2-vinyl-4,4-dimethyl-2-oxazoline-5-one, 2-vinyl-4,4-dimethyl-5-oxazolone, 2-vinyl-4,4-dimethylazlactone, 4,4-Dimethyl-2-vinyl-2-oxazolin-5-one, 4,4-Dimethyl-2-vinyl-1,3-oxazol-5(4H)-one, 4,4-Dimethyl-2-vinyloxazol-5(4H)-one, Dimethylvinyloxazolinone, Vinyl azlactone, Vinyl azalactone

2-Ethenyl-4,4-dimethyl-4H-1,3-oxazol-5-one (CAS 29513-26-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H9NO2 and a molecular weight of 139.152 g/mol. It is also known as 2-ethenyl-4,4-dimethyl-1,3-oxazol-5-one, 2-vinyl-4,4-dimethyl-1,3-oxazolin-5-one and 2-vinyl-4,4-dimethyl-2-oxazolin-5-one. Key properties include a boiling point of 156.8±23.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 49.1±17.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
29513-26-6
Jingsj CID
J-44859-0
Molecular Formula
C7H9NO2
Chinese Name
2-乙烯基-4,4-二甲基-2-恶唑啉-5-酮
Molecular Weight
139.152 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point156.8±23.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point49.1±17.1 °C

Frequently Asked Questions

What is the CAS number of 2-Ethenyl-4,4-dimethyl-4H-1,3-oxazol-5-one?

The CAS number of 2-Ethenyl-4,4-dimethyl-4H-1,3-oxazol-5-one is 29513-26-6.

What are the molecular formula and molecular weight of 2-Ethenyl-4,4-dimethyl-4H-1,3-oxazol-5-one?

2-Ethenyl-4,4-dimethyl-4H-1,3-oxazol-5-one has molecular formula C7H9NO2 and molecular weight 139.152 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2-Ethenyl-4,4-dimethyl-4H-1,3-oxazol-5-one (CAS 29513-26-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44859-0 (accessed 2026-10-23).

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