2-Quinoxalinecarboxylic acid, 3,4-dihydro-7-nitro-3-oxo-, ethyl ester

7-硝基-3-氧代-3,4-二氢-喹噁啉-2-羧酸乙酯

Also known as: ethyl 7-nitro-3-oxo-4H-quinoxaline-2-carboxylate, 7-nitro-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid ethyl ester, NSC 81019

2-Quinoxalinecarboxylic acid, 3,4-dihydro-7-nitro-3-oxo-, ethyl ester (CAS 78115-65-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H9N3O5 and a molecular weight of 263.20600 g/mol. It is also known as ethyl 7-nitro-3-oxo-4H-quinoxaline-2-carboxylate, 7-nitro-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid ethyl ester and NSC 81019. Key property: a density of 1.56g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
78115-65-8
Jingsj CID
J-1002485-0
Molecular Formula
C11H9N3O5
Chinese Name
7-硝基-3-氧代-3,4-二氢-喹噁啉-2-羧酸乙酯
Molecular Weight
263.20600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Density1.56g/cm3

Frequently Asked Questions

What is the CAS number of 2-Quinoxalinecarboxylic acid, 3,4-dihydro-7-nitro-3-oxo-, ethyl ester?

The CAS number of 2-Quinoxalinecarboxylic acid, 3,4-dihydro-7-nitro-3-oxo-, ethyl ester is 78115-65-8.

What are the molecular formula and molecular weight of 2-Quinoxalinecarboxylic acid, 3,4-dihydro-7-nitro-3-oxo-, ethyl ester?

2-Quinoxalinecarboxylic acid, 3,4-dihydro-7-nitro-3-oxo-, ethyl ester has molecular formula C11H9N3O5 and molecular weight 263.20600 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Quinoxalinecarboxylic acid, 3,4-dihydro-7-nitro-3-oxo-, ethyl ester (CAS 78115-65-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1002485-0 (accessed 2026-10-24).

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