Ethyl (2E)-2-[(4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridin-3-yl)methylene]-3-oxobutanoate

(2E)-2-[(4-羟基-2-氧代-1,2-二氢-1,8-萘啶-3-基)亚甲基]-3-氧代丁酸乙酯

Also known as: Butanoic acid, 2-[(1,2-dihydro-4-hydroxy-2-oxo-1,8-naphthyridin-3-yl)methylene]-3-oxo-, ethyl ester

Ethyl (2E)-2-[(4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridin-3-yl)methylene]-3-oxobutanoate (CAS 401938-64-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C15H14N2O5 and a molecular weight of 302.28 g/mol. It is also known as Butanoic acid, 2-[(1,2-dihydro-4-hydroxy-2-oxo-1,8-naphthyridin-3-yl)methylene]-3-oxo-, ethyl ester. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
401938-64-5
Jingsj CID
J-643589-5
Molecular Formula
C15H14N2O5
Chinese Name
(2E)-2-[(4-羟基-2-氧代-1,2-二氢-1,8-萘啶-3-基)亚甲基]-3-氧代丁酸乙酯
Molecular Weight
302.28 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Ethyl (2E)-2-[(4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridin-3-yl)methylene]-3-oxobutanoate?

The CAS number of Ethyl (2E)-2-[(4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridin-3-yl)methylene]-3-oxobutanoate is 401938-64-5.

What are the molecular formula and molecular weight of Ethyl (2E)-2-[(4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridin-3-yl)methylene]-3-oxobutanoate?

Ethyl (2E)-2-[(4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridin-3-yl)methylene]-3-oxobutanoate has molecular formula C15H14N2O5 and molecular weight 302.28 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl (2E)-2-[(4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridin-3-yl)methylene]-3-oxobutanoate (CAS 401938-64-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-643589-5 (accessed 2026-10-23).

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