4-Ethynyl-1,2-oxazole
4-乙炔基-1,2-噁唑
4-Ethynyl-1,2-oxazole (CAS 2138142-75-1) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C5H3NO and a molecular weight of 93.08 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 2138142-75-1
- Jingsj CID
- J-258601-2
- Molecular Formula
- C5H3NO
- Chinese Name
- 4-乙炔基-1,2-噁唑
- Molecular Weight
- 93.08 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quoteFrequently Asked Questions
What is the CAS number of 4-Ethynyl-1,2-oxazole?
The CAS number of 4-Ethynyl-1,2-oxazole is 2138142-75-1.
What are the molecular formula and molecular weight of 4-Ethynyl-1,2-oxazole?
4-Ethynyl-1,2-oxazole has molecular formula C5H3NO and molecular weight 93.08 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Ethynyl-1,2-oxazole (CAS 2138142-75-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-258601-2 (accessed 2026-10-23).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.