Ethyl 4-ethoxy-2-oxobut-3-enoate

4-乙氧基-2-氧代-3-丁烯酸乙酯

Also known as: ethyl 4-ethoxy-2-oxo-3-butenoate, ethyl ethoxymethylenepyruvate, ethyl (E)-4-ethoxy-2-oxobut-3-enoate, 3-Butenoic acid, 4-ethoxy-2-oxo-, ethyl ester

Ethyl 4-ethoxy-2-oxobut-3-enoate (CAS 76240-19-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H12O4 and a molecular weight of 172.17800 g/mol. It is also known as ethyl 4-ethoxy-2-oxo-3-butenoate, ethyl ethoxymethylenepyruvate and ethyl (E)-4-ethoxy-2-oxobut-3-enoate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 76240-19-2
Jingsj CID: J-1501973-6
Molecular Formula: C₈H₁₂O₄
Chinese Name: 4-乙氧基-2-氧代-3-丁烯酸乙酯
Molecular Weight: 172.17800 g/mol
Category: Organic Acids
Last updated: 8/21/2026

No offers for this compound yet.

Request a quote

Frequently Asked Questions

What is the CAS number of Ethyl 4-ethoxy-2-oxobut-3-enoate?

The CAS number of Ethyl 4-ethoxy-2-oxobut-3-enoate is 76240-19-2.

What are the molecular formula and molecular weight of Ethyl 4-ethoxy-2-oxobut-3-enoate?

Ethyl 4-ethoxy-2-oxobut-3-enoate has molecular formula C8H12O4 and molecular weight 172.17800 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Ethyl 4-ethoxy-2-oxobut-3-enoate (CAS 76240-19-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1501973-6 (accessed 2026-10-22).

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