Ethyl 2-oxo-1,2-dihydroquinoline-4-carboxylate

2-羟基喹啉-4-羧酸乙酯

Also known as: 4-Quinolinecarboxylicacid, 1,2-dihydro-2-oxo-, ethyl ester, Ethyl 1,2-dihydro-2-oxoquinoline-4-carboxylate, Ethyl 2-hydroxyquinoline-4-carboxylate, Ethyl 2-oxo-1H-quinoline-4-carboxylate, 4-Ethoxycarbonyl-2-quinolone, 2-Hydroxy-quinoline-4-carboxylic acid ethyl ester, 2-Keto-1H-quinoline-4-carboxylic acid ethyl ester

Ethyl 2-oxo-1,2-dihydroquinoline-4-carboxylate (CAS 5466-27-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H11NO3 and a molecular weight of 217.22100 g/mol. It is also known as 4-Quinolinecarboxylicacid, 1,2-dihydro-2-oxo-, ethyl ester, Ethyl 1,2-dihydro-2-oxoquinoline-4-carboxylate and Ethyl 2-hydroxyquinoline-4-carboxylate. Key properties include a boiling point of 421ºC at 760 mmHg, a density of 1.246g/cm3 and a flash point of 208.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5466-27-3
Jingsj CID
J-1428419-9
Molecular Formula
C12H11NO3
Chinese Name
2-羟基喹啉-4-羧酸乙酯
Molecular Weight
217.22100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point421ºC at 760 mmHg
Density1.246g/cm3
Flash Point208.4ºC

Frequently Asked Questions

What is the CAS number of Ethyl 2-oxo-1,2-dihydroquinoline-4-carboxylate?

The CAS number of Ethyl 2-oxo-1,2-dihydroquinoline-4-carboxylate is 5466-27-3.

What are the molecular formula and molecular weight of Ethyl 2-oxo-1,2-dihydroquinoline-4-carboxylate?

Ethyl 2-oxo-1,2-dihydroquinoline-4-carboxylate has molecular formula C12H11NO3 and molecular weight 217.22100 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-1,2-dihydroquinoline-4-carboxylate (CAS 5466-27-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1428419-9 (accessed 2026-10-24).

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