Ethanone, 1-(3,5-dimethyl-4-isoxazolyl)- (9CI)

1-(3,5-二甲基-4-异噁唑基)-乙酮

Also known as: 1-(3,5-dimethylisoxazol-4-yl)ethanone, 1-(3,5-dimethyl-4-isoxazolyl)ethanone, 1-(3,5-dimethyl-1,2-oxazol-4-yl)ethanone, 3,5-dimethyl-4-acetylisoxazole, 4-acetyl-3,5-dimethyl-isoxazole, Ethanone, 1-(3,5-dimethyl-4-isoxazolyl)-

Ethanone, 1-(3,5-dimethyl-4-isoxazolyl)- (9CI) (CAS 35166-20-2) 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. It is also known as 1-(3,5-dimethylisoxazol-4-yl)ethanone, 1-(3,5-dimethyl-4-isoxazolyl)ethanone and 1-(3,5-dimethyl-1,2-oxazol-4-yl)ethanone. Key properties include a boiling point of 233.797ºC at 760 mmHg, a density of 1.074 g/cm3 and a flash point of 95.198ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
35166-20-2
Jingsj CID
J-1497524-2
Molecular Formula
C7H9NO2
Chinese Name
1-(3,5-二甲基-4-异噁唑基)-乙酮
Molecular Weight
139.15200 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point233.797ºC at 760 mmHg
Density1.074 g/cm3
Flash Point95.198ºC

Frequently Asked Questions

What is the CAS number of Ethanone, 1-(3,5-dimethyl-4-isoxazolyl)- (9CI)?

The CAS number of Ethanone, 1-(3,5-dimethyl-4-isoxazolyl)- (9CI) is 35166-20-2.

What are the molecular formula and molecular weight of Ethanone, 1-(3,5-dimethyl-4-isoxazolyl)- (9CI)?

Ethanone, 1-(3,5-dimethyl-4-isoxazolyl)- (9CI) has molecular formula C7H9NO2 and molecular weight 139.15200 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethanone, 1-(3,5-dimethyl-4-isoxazolyl)- (9CI) (CAS 35166-20-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1497524-2 (accessed 2026-10-22).

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