3-Bromo-4,5-dimethylisoxazole

3-溴-4,5-二甲基异噁唑

Also known as: 3-bromo-4,5-dimethyl-1,2-oxazole, 3-BROMO-4,5-DIMETHYLISOXAZOLE, 3-Bromo-4,5-dimethylisoxazole, Isoxazole, 3-bromo-4,5-dimethyl-

3-Bromo-4,5-dimethylisoxazole (CAS 903130-90-5) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H6BrNO and a molecular weight of 176.01100 g/mol. It is also known as 3-bromo-4,5-dimethyl-1,2-oxazole, 3-BROMO-4,5-DIMETHYLISOXAZOLE and Isoxazole, 3-bromo-4,5-dimethyl-. Key properties include a boiling point of 228.2ºC at 760 mmHg, a density of 1.541g/cm3 and a flash point of 91.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
903130-90-5
Jingsj CID
J-1494764-5
Molecular Formula
C5H6BrNO
Chinese Name
3-溴-4,5-二甲基异噁唑
Molecular Weight
176.01100 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point228.2ºC at 760 mmHg
Density1.541g/cm3
Flash Point91.8ºC

Frequently Asked Questions

What is the CAS number of 3-Bromo-4,5-dimethylisoxazole?

The CAS number of 3-Bromo-4,5-dimethylisoxazole is 903130-90-5.

What are the molecular formula and molecular weight of 3-Bromo-4,5-dimethylisoxazole?

3-Bromo-4,5-dimethylisoxazole has molecular formula C5H6BrNO and molecular weight 176.01100 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Bromo-4,5-dimethylisoxazole (CAS 903130-90-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1494764-5 (accessed 2026-10-24).

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