Methyl 2-ethyl-5-methyl-4-oxo-4,5-dihydrofuran-3-carboxylate

2-乙基-5-甲基-4-氧代-4,5-二氢呋喃-3-羧酸甲酯

Also known as: 3-Furancarboxylic acid, 2-ethyl-4,5-dihydro-5-methyl-4-oxo-, methyl ester, Methyl 2-ethyl-4,5-dihydro-5-methyl-4-oxo-3-furancarboxylate, Methyl 2-ethyl-5-methyl-4-oxo-4,5-dihydro-3-furancarboxylate, METHYL 2-ETHYL-5-METHYL-4-OXO-4,5-DIHYDROFURAN-3-CARBOXYLATE, Methyl 2-ethyl-5-methyl-5-oxo-4,5-dihydrofuran-3-carboxylate

Methyl 2-ethyl-5-methyl-4-oxo-4,5-dihydrofuran-3-carboxylate (CAS 175277-78-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H12O4 and a molecular weight of 184.18900 g/mol. It is also known as 3-Furancarboxylic acid, 2-ethyl-4,5-dihydro-5-methyl-4-oxo-, methyl ester, Methyl 2-ethyl-4,5-dihydro-5-methyl-4-oxo-3-furancarboxylate and Methyl 2-ethyl-5-methyl-4-oxo-4,5-dihydro-3-furancarboxylate. Key properties include a boiling point of 268.9ºC at 760mmHg, a density of 1.146g/cm3 and a flash point of 114.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
175277-78-8
Jingsj CID
J-1176558-3
Molecular Formula
C9H12O4
Chinese Name
2-乙基-5-甲基-4-氧代-4,5-二氢呋喃-3-羧酸甲酯
Molecular Weight
184.18900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point268.9ºC at 760mmHg
Density1.146g/cm3
Flash Point114.8ºC

Frequently Asked Questions

What is the CAS number of Methyl 2-ethyl-5-methyl-4-oxo-4,5-dihydrofuran-3-carboxylate?

The CAS number of Methyl 2-ethyl-5-methyl-4-oxo-4,5-dihydrofuran-3-carboxylate is 175277-78-8.

What are the molecular formula and molecular weight of Methyl 2-ethyl-5-methyl-4-oxo-4,5-dihydrofuran-3-carboxylate?

Methyl 2-ethyl-5-methyl-4-oxo-4,5-dihydrofuran-3-carboxylate has molecular formula C9H12O4 and molecular weight 184.18900 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl 2-ethyl-5-methyl-4-oxo-4,5-dihydrofuran-3-carboxylate (CAS 175277-78-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1176558-3 (accessed 2026-10-24).

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