2-Ethynyl-2-hydroxycyclopentanone
2-乙炔基-2-羟基环戊酮
Also known as: 2-Ethynyl-2-hydroxycyclopentan-1-one, Cyclopentanone, 2-ethynyl-2-hydroxy-, Nitisinone Impurity 2
2-Ethynyl-2-hydroxycyclopentanone (CAS 139071-58-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H8O2 and a molecular weight of 124.14 g/mol. It is also known as 2-Ethynyl-2-hydroxycyclopentan-1-one, Cyclopentanone, 2-ethynyl-2-hydroxy- and Nitisinone Impurity 2. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 139071-58-2
- Jingsj CID
- J-110862-8
- Molecular Formula
- C7H8O2
- Chinese Name
- 2-乙炔基-2-羟基环戊酮
- Molecular Weight
- 124.14 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quoteFrequently Asked Questions
What is the CAS number of 2-Ethynyl-2-hydroxycyclopentanone?
The CAS number of 2-Ethynyl-2-hydroxycyclopentanone is 139071-58-2.
What are the molecular formula and molecular weight of 2-Ethynyl-2-hydroxycyclopentanone?
2-Ethynyl-2-hydroxycyclopentanone has molecular formula C7H8O2 and molecular weight 124.14 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-Ethynyl-2-hydroxycyclopentanone (CAS 139071-58-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-110862-8 (accessed 2026-10-23).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.