ethyl 6-ethyl-2-methyl-4-oxocyclohex-2-ene-1-carboxylate

6-乙基-2-甲基-4-氧代-2-环己烯-1-羧酸乙酯

Also known as: 2-Cyclohexene-1-carboxylic acid, 6-ethyl-2-methyl-4-oxo-, ethyl ester, ethyl 6-ethyl-2-methyl-4-oxo-cyclohex-2-ene-1-carboxylate, 6-Ethyl-2-methyl-4-oxo-2-cyclohexene-1-carboxylic acid ethyl ester, NSC 5688, NSC 57312

ethyl 6-ethyl-2-methyl-4-oxocyclohex-2-ene-1-carboxylate (CAS 5421-90-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H18O3 and a molecular weight of 210.27000 g/mol. It is also known as 2-Cyclohexene-1-carboxylic acid, 6-ethyl-2-methyl-4-oxo-, ethyl ester, ethyl 6-ethyl-2-methyl-4-oxo-cyclohex-2-ene-1-carboxylate and 6-Ethyl-2-methyl-4-oxo-2-cyclohexene-1-carboxylic acid ethyl ester. Key properties include a boiling point of 297.8ºC at 760mmHg, a density of 1.021g/cm3 and a flash point of 127.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5421-90-9
Jingsj CID
J-1506107-0
Molecular Formula
C12H18O3
Chinese Name
6-乙基-2-甲基-4-氧代-2-环己烯-1-羧酸乙酯
Molecular Weight
210.27000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point297.8ºC at 760mmHg
Density1.021g/cm3
Flash Point127.2ºC

Frequently Asked Questions

What is the CAS number of ethyl 6-ethyl-2-methyl-4-oxocyclohex-2-ene-1-carboxylate?

The CAS number of ethyl 6-ethyl-2-methyl-4-oxocyclohex-2-ene-1-carboxylate is 5421-90-9.

What are the molecular formula and molecular weight of ethyl 6-ethyl-2-methyl-4-oxocyclohex-2-ene-1-carboxylate?

ethyl 6-ethyl-2-methyl-4-oxocyclohex-2-ene-1-carboxylate has molecular formula C12H18O3 and molecular weight 210.27000 g/mol.

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

Last updated:

How to cite: Jingsj. "ethyl 6-ethyl-2-methyl-4-oxocyclohex-2-ene-1-carboxylate (CAS 5421-90-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1506107-0 (accessed 2026-10-25).

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