ethyl 2-oxo-2-(thiophen-3-yl)acetate

(3-噻吩基)乙醛酸乙酯

Also known as: ethyl 2-oxo-2-(3-thienyl)ethanoate, ethyl thiophene-3-glyoxylate, ethyl thiophenene-3-glyoxylate, ethyl (3-thienyl)glyoxylate, ethyl 3-thiopheneglyoxylate, ethyl 2-oxo-2-(thiophen-3-yl)acetate, ethyl-oxo-3-thiopheneacetate, 3-thiopheneacetic acid, α-oxo-, ethyl ester, I09-1814

ethyl 2-oxo-2-(thiophen-3-yl)acetate (CAS 53091-09-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H8O3S and a molecular weight of 184.21200 g/mol. It is also known as ethyl 2-oxo-2-(3-thienyl)ethanoate, ethyl thiophene-3-glyoxylate and ethyl thiophenene-3-glyoxylate. Key properties include a boiling point of 268.2ºC at 760 mmHg and a density of 1.253 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
53091-09-1
Jingsj CID
J-1068201-8
Molecular Formula
C8H8O3S
Chinese Name
(3-噻吩基)乙醛酸乙酯
Molecular Weight
184.21200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point268.2ºC at 760 mmHg
Density1.253 g/cm3

Frequently Asked Questions

What is the CAS number of ethyl 2-oxo-2-(thiophen-3-yl)acetate?

The CAS number of ethyl 2-oxo-2-(thiophen-3-yl)acetate is 53091-09-1.

What are the molecular formula and molecular weight of ethyl 2-oxo-2-(thiophen-3-yl)acetate?

ethyl 2-oxo-2-(thiophen-3-yl)acetate has molecular formula C8H8O3S and molecular weight 184.21200 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-oxo-2-(thiophen-3-yl)acetate (CAS 53091-09-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1068201-8 (accessed 2026-10-22).

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