Ethyl (2Z)-2-hydroxy-4-oxo-4-(pyridin-3-yl)but-2-enoate

Also known as: (Z)-Ethyl 2-hydroxy-4-oxo-4-(pyridin-3-yl)but-2-enoate, 2-Butenoic acid, 2-hydroxy-4-oxo-4-(3-pyridinyl)-, ethyl ester, (2Z)-

Ethyl (2Z)-2-hydroxy-4-oxo-4-(pyridin-3-yl)but-2-enoate (CAS 778531-36-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C11H11NO4 and a molecular weight of 221.21 g/mol. It is also known as (Z)-Ethyl 2-hydroxy-4-oxo-4-(pyridin-3-yl)but-2-enoate and 2-Butenoic acid, 2-hydroxy-4-oxo-4-(3-pyridinyl)-, ethyl ester, (2Z)-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 778531-36-5
Jingsj CID: J-1027764-7
Molecular Formula: C₁₁H₁₁NO₄
Molecular Weight: 221.21 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Ethyl (2Z)-2-hydroxy-4-oxo-4-(pyridin-3-yl)but-2-enoate?

The CAS number of Ethyl (2Z)-2-hydroxy-4-oxo-4-(pyridin-3-yl)but-2-enoate is 778531-36-5.

What are the molecular formula and molecular weight of Ethyl (2Z)-2-hydroxy-4-oxo-4-(pyridin-3-yl)but-2-enoate?

Ethyl (2Z)-2-hydroxy-4-oxo-4-(pyridin-3-yl)but-2-enoate has molecular formula C11H11NO4 and molecular weight 221.21 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 (2Z)-2-hydroxy-4-oxo-4-(pyridin-3-yl)but-2-enoate (CAS 778531-36-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1027764-7 (accessed 2026-10-25).

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