Ethyl 2-oxocyclopentylacetate

2-氧代环戊基乙酸乙酯

Also known as: Ethyl 2-(2-oxocyclopentyl)acetate, Ethyl 2-oxocyclopentaneacetate, 2-(Ethoxycarbonylmethyl)cyclopentanone, 2-Oxocyclopentaneacetic acid ethyl ester, Cyclopentaneacetic acid, 2-oxo-, ethyl ester, Ethyl(2-oxocyclopentyl)acetate, MFCD00044715

Ethyl 2-oxocyclopentylacetate (CAS 20826-94-2) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C9H14O3 and a molecular weight of 170.206 g/mol. It is also known as Ethyl 2-(2-oxocyclopentyl)acetate, Ethyl 2-oxocyclopentaneacetate and 2-(Ethoxycarbonylmethyl)cyclopentanone. Key properties include a boiling point of 245.4±13.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 101.8±19.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20826-94-2
Jingsj CID
J-18335-0
Molecular Formula
C9H14O3
Chinese Name
2-氧代环戊基乙酸乙酯
Molecular Weight
170.206 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point245.4±13.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point101.8±19.9 °C

Frequently Asked Questions

What is the CAS number of Ethyl 2-oxocyclopentylacetate?

The CAS number of Ethyl 2-oxocyclopentylacetate is 20826-94-2.

What are the molecular formula and molecular weight of Ethyl 2-oxocyclopentylacetate?

Ethyl 2-oxocyclopentylacetate has molecular formula C9H14O3 and molecular weight 170.206 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl 2-oxocyclopentylacetate (CAS 20826-94-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18335-0 (accessed 2026-10-24).

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