6,7-dichloro-3-oxo-3,4-dihydroquinoxaline-2-carboxylic acid

6,7-二氯-3-氧代-3,4-二氢喹喔啉-2-羧酸

Also known as: 6,7-dichloro-3-hydroxy-2-quinoxalinecarboxylic acid, 2-Quinoxalinecarboxylic acid, 6,7-dichloro-3,4-dihydro-3-oxo-, 6,7-dichloro-3,4-dihydro-3-oxo-2-quinoxalinecarboxylic acid, 6,7-dichloro-3-oxo-4H-quinoxaline-2-carboxylic acid, 3-Hydroxy-6,7-dichloroquinoxaline-2-carboxylic acid, 6,7-dichloro-3,4-dihydro-3-oxo-2-quinoxaline carboxylic acid, 6,7-dichloro-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid, 6,7-Dichlor-3-oxo-3,4-dihydro-chinoxalin-2-carbonsaeure, DiCl-HQC, Dicl-hqc

6,7-dichloro-3-oxo-3,4-dihydroquinoxaline-2-carboxylic acid (CAS 75294-00-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H4Cl2N2O3 and a molecular weight of 259.04600 g/mol. It is also known as 6,7-dichloro-3-hydroxy-2-quinoxalinecarboxylic acid, 2-Quinoxalinecarboxylic acid, 6,7-dichloro-3,4-dihydro-3-oxo- and 6,7-dichloro-3,4-dihydro-3-oxo-2-quinoxalinecarboxylic acid. Key properties include a boiling point of 492.2ºC at 760 mmHg, a density of 1.84g/cm3 and a flash point of 251.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
75294-00-7
Jingsj CID
J-1551556-8
Molecular Formula
C9H4Cl2N2O3
Chinese Name
6,7-二氯-3-氧代-3,4-二氢喹喔啉-2-羧酸
Molecular Weight
259.04600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point492.2ºC at 760 mmHg
Density1.84g/cm3
Flash Point251.5ºC

Frequently Asked Questions

What is the CAS number of 6,7-dichloro-3-oxo-3,4-dihydroquinoxaline-2-carboxylic acid?

The CAS number of 6,7-dichloro-3-oxo-3,4-dihydroquinoxaline-2-carboxylic acid is 75294-00-7.

What are the molecular formula and molecular weight of 6,7-dichloro-3-oxo-3,4-dihydroquinoxaline-2-carboxylic acid?

6,7-dichloro-3-oxo-3,4-dihydroquinoxaline-2-carboxylic acid has molecular formula C9H4Cl2N2O3 and molecular weight 259.04600 g/mol.

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

Last updated:

How to cite: Jingsj. "6,7-dichloro-3-oxo-3,4-dihydroquinoxaline-2-carboxylic acid (CAS 75294-00-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1551556-8 (accessed 2026-10-24).

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