3-methylquinoxaline-5-carboxylic acid

3-甲基喹喔啉-5-羧酸

Also known as: 3-METHYL-QUINOXALINE-5-CARBOXYLIC ACID, 5-Carboxy-3-methylquinoxaline, 5-Carboxy-3-methyl-1,4-benzodiazine, 5-Quinoxalinecarboxylic acid, 3-methyl-, gl-0108

3-methylquinoxaline-5-carboxylic acid (CAS 904813-39-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H8N2O2 and a molecular weight of 188.18300 g/mol. It is also known as 3-METHYL-QUINOXALINE-5-CARBOXYLIC ACID, 5-Carboxy-3-methylquinoxaline and 5-Carboxy-3-methyl-1,4-benzodiazine. Key properties include a boiling point of 387.9ºC at 760 mmHg, a density of 1.355g/cm3 and a flash point of 188.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
904813-39-4
Jingsj CID
J-1422339-4
Molecular Formula
C10H8N2O2
Chinese Name
3-甲基喹喔啉-5-羧酸
Molecular Weight
188.18300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point387.9ºC at 760 mmHg
Density1.355g/cm3
Flash Point188.4ºC

Frequently Asked Questions

What is the CAS number of 3-methylquinoxaline-5-carboxylic acid?

The CAS number of 3-methylquinoxaline-5-carboxylic acid is 904813-39-4.

What are the molecular formula and molecular weight of 3-methylquinoxaline-5-carboxylic acid?

3-methylquinoxaline-5-carboxylic acid has molecular formula C10H8N2O2 and molecular weight 188.18300 g/mol.

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

Last updated:

How to cite: Jingsj. "3-methylquinoxaline-5-carboxylic acid (CAS 904813-39-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1422339-4 (accessed 2026-10-25).

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