2-Ethyl-2-oxazoline

2-乙基-2-噁唑啉

Also known as: 2-Ethyl-2-oxazoline, 2-Ethyl-2-oxazoline, 99+%, 2-Ethyl-delta2-oxazoline, 2-Ethyloxazoline, 2-Ethyl-4,5-dihydro-1,3-oxazole, 2-Ethyl-4,5-dihydro-oxazole, 2-Ethyl-4,5-dihydro-oxazol, ETHOX, MFCD00005302

2-Ethyl-2-oxazoline (CAS 10431-98-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H9NO and a molecular weight of 99.131 g/mol. It is also known as 2-Ethyl-2-oxazoline, 99+%, 2-Ethyl-delta2-oxazoline and 2-Ethyloxazoline. Key properties include a melting point of −62 °C(lit.), a boiling point of 128.4±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 29.4±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10431-98-8
Jingsj CID
J-29231-7
Molecular Formula
C5H9NO
Chinese Name
2-乙基-2-噁唑啉
Molecular Weight
99.131 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point−62 °C(lit.)
Boiling Point128.4±0.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point29.4±0.0 °C

Frequently Asked Questions

What is the CAS number of 2-Ethyl-2-oxazoline?

The CAS number of 2-Ethyl-2-oxazoline is 10431-98-8.

What are the molecular formula and molecular weight of 2-Ethyl-2-oxazoline?

2-Ethyl-2-oxazoline has molecular formula C5H9NO and molecular weight 99.131 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Ethyl-2-oxazoline (CAS 10431-98-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29231-7 (accessed 2026-10-22).

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