3-Hydroxy-2-methylcyclopent-2-en-1-one
3-羟基-2-甲基-2-环戊烯-1-酮
Also known as: 3-Hydroxy-2-methyl-2-cyclopenten-1-one, 2-Cyclopenten-1-one, 3-hydroxy-2-methyl-, 2-Methyl-3-hydroxy-2-cyclopenten-1-one, 3-Hydroxy-2-methylcyclopent-2-enone, 2-Methylcyclopentane-1,3-dione, 3-Hydroxy-2-methyl-2-cyclopentenone
3-Hydroxy-2-methylcyclopent-2-en-1-one (CAS 5870-63-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H8O2 and a molecular weight of 112.12700 g/mol. It is also known as 3-Hydroxy-2-methyl-2-cyclopenten-1-one, 2-Cyclopenten-1-one, 3-hydroxy-2-methyl- and 2-Methyl-3-hydroxy-2-cyclopenten-1-one. Key properties include a boiling point of 212.2ºC at 760mmHg, a density of 1.225g/cm3 and a flash point of 84.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 5870-63-3
- Jingsj CID
- J-1083094-5
- Molecular Formula
- C6H8O2
- Chinese Name
- 3-羟基-2-甲基-2-环戊烯-1-酮
- Molecular Weight
- 112.12700 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 212.2ºC at 760mmHg |
|---|---|
| Density | 1.225g/cm3 |
| Flash Point | 84.4ºC |
Frequently Asked Questions
What is the CAS number of 3-Hydroxy-2-methylcyclopent-2-en-1-one?
The CAS number of 3-Hydroxy-2-methylcyclopent-2-en-1-one is 5870-63-3.
What are the molecular formula and molecular weight of 3-Hydroxy-2-methylcyclopent-2-en-1-one?
3-Hydroxy-2-methylcyclopent-2-en-1-one has molecular formula C6H8O2 and molecular weight 112.12700 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-Hydroxy-2-methylcyclopent-2-en-1-one (CAS 5870-63-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1083094-5 (accessed 2026-10-25).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.