2,3-Dimethyl-2-cyclopenten-1-one
2,3-二甲基-2-环戊烯-1-酮
Also known as: 2,3-Dimethyl-2-cyclopentenone, 2,3-Dimethylcyclopent-2-en-1-one, 2,3-dimethylcyclopent-2-enone, 2-Cyclopenten-1-one, 2,3-dimethyl-, Cyclopent-2-en-1-one, 2,3-dimethyl-, 2,3-Dimethyl-2-cyclopentene-1-one
2,3-Dimethyl-2-cyclopenten-1-one (CAS 1121-05-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H10O and a molecular weight of 110.15400 g/mol. It is also known as 2,3-Dimethyl-2-cyclopentenone, 2,3-Dimethylcyclopent-2-en-1-one and 2,3-dimethylcyclopent-2-enone. Key properties include a boiling point of 172.4ºC at 760mmHg, a density of 0.962g/cm3 and a flash point of 58.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1121-05-7
- Jingsj CID
- J-35273-0
- Molecular Formula
- C7H10O
- Chinese Name
- 2,3-二甲基-2-环戊烯-1-酮
- Molecular Weight
- 110.15400 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 172.4ºC at 760mmHg |
|---|---|
| Density | 0.962g/cm3 |
| Flash Point | 58.8ºC |
Frequently Asked Questions
What is the CAS number of 2,3-Dimethyl-2-cyclopenten-1-one?
The CAS number of 2,3-Dimethyl-2-cyclopenten-1-one is 1121-05-7.
What are the molecular formula and molecular weight of 2,3-Dimethyl-2-cyclopenten-1-one?
2,3-Dimethyl-2-cyclopenten-1-one has molecular formula C7H10O and molecular weight 110.15400 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,3-Dimethyl-2-cyclopenten-1-one (CAS 1121-05-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35273-0 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.