Methyl 4-oxobut-2-ynoate

4-氧代丁-2-炔酸甲酯

Methyl 4-oxobut-2-ynoate (CAS 124598-37-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H4O3 and a molecular weight of 112.08 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 124598-37-4
Jingsj CID: J-97976-8
Molecular Formula: C₅H₄O₃
Chinese Name: 4-氧代丁-2-炔酸甲酯
Molecular Weight: 112.08 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Methyl 4-oxobut-2-ynoate?

The CAS number of Methyl 4-oxobut-2-ynoate is 124598-37-4.

What are the molecular formula and molecular weight of Methyl 4-oxobut-2-ynoate?

Methyl 4-oxobut-2-ynoate has molecular formula C5H4O3 and molecular weight 112.08 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. "Methyl 4-oxobut-2-ynoate (CAS 124598-37-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-97976-8 (accessed 2026-10-23).

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