3-Ethoxy-2-cyclopentenone

3-乙氧基-2-环戊烯酮

Also known as: 2-Cyclopenten-1-one, 3-ethoxy-, 3-Ethoxy-2-cyclopenten-1-one, 3-ethoxycyclopent-2-enone, 3-Ethoxy-2-cyclopenten-1-on, 3-Ethoxycyclopentenone, 3-ethoxy-2-cyclopenten-1-one, 3-ethoxy-2-cyclopentene-1-one, 3-ethoxy-2-cyclopentenone, 3-ethoxy-cyclopent-2-enone, 3-ethoxycyclopent-2-en-1-one, EINECS 245-138-4, MFCD00042963

3-Ethoxy-2-cyclopentenone (CAS 22627-70-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H10O2 and a molecular weight of 126.15300 g/mol. It is also known as 2-Cyclopenten-1-one, 3-ethoxy-, 3-Ethoxy-2-cyclopenten-1-one and 3-ethoxycyclopent-2-enone. Key properties include a boiling point of 229.7ºC at 760mmHg, a density of 1.03g/cm3 and a flash point of 101.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
22627-70-9
Jingsj CID
J-29391-4
Molecular Formula
C7H10O2
Chinese Name
3-乙氧基-2-环戊烯酮
Molecular Weight
126.15300 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point229.7ºC at 760mmHg
Density1.03g/cm3
Flash Point101.8ºC

Frequently Asked Questions

What is the CAS number of 3-Ethoxy-2-cyclopentenone?

The CAS number of 3-Ethoxy-2-cyclopentenone is 22627-70-9.

What are the molecular formula and molecular weight of 3-Ethoxy-2-cyclopentenone?

3-Ethoxy-2-cyclopentenone has molecular formula C7H10O2 and molecular weight 126.15300 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-Ethoxy-2-cyclopentenone (CAS 22627-70-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29391-4 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.