5-Methylisoxazole
5-甲基异恶唑
Also known as: 5-Methyl-1,2-oxazole, 5-Methylisoxazol, 5-methyl-isoxazol, 5-Methyl isoxazole, Isoxazole, 5-methyl-, MFCD00003152, NSC 52269, Ai3-34641, EINECS 227-289-8
5-Methylisoxazole (CAS 5765-44-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H5NO and a molecular weight of 83.089 g/mol. It is also known as 5-Methyl-1,2-oxazole, 5-Methylisoxazol and 5-methyl-isoxazol. Key properties include a boiling point of 122.7±9.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 30.0±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 5765-44-6
- Jingsj CID
- J-26888-2
- Molecular Formula
- C4H5NO
- Chinese Name
- 5-甲基异恶唑
- Molecular Weight
- 83.089 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 122.7±9.0 °C at 760 mmHg |
|---|---|
| Density | 1.0±0.1 g/cm3 |
| Flash Point | 30.0±0.0 °C |
Frequently Asked Questions
What is the CAS number of 5-Methylisoxazole?
The CAS number of 5-Methylisoxazole is 5765-44-6.
What are the molecular formula and molecular weight of 5-Methylisoxazole?
5-Methylisoxazole has molecular formula C4H5NO and molecular weight 83.089 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5-Methylisoxazole (CAS 5765-44-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26888-2 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.