2-Oxo-1,2-dihydroquinoxaline-5-carboxylic acid
2-氧代-1,2-二氢喹喔啉-5-羧酸
Also known as: 2-hydroxyquinoxaline-5-carboxylic acid, 5-Quinoxalinecarboxylic acid, 1,2-dihydro-2-oxo-
2-Oxo-1,2-dihydroquinoxaline-5-carboxylic acid (CAS 123342-21-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H6N2O3 and a molecular weight of 190.16 g/mol. It is also known as 2-hydroxyquinoxaline-5-carboxylic acid and 5-Quinoxalinecarboxylic acid, 1,2-dihydro-2-oxo-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 123342-21-2
- Jingsj CID
- J-115659-7
- Molecular Formula
- C9H6N2O3
- Chinese Name
- 2-氧代-1,2-二氢喹喔啉-5-羧酸
- Molecular Weight
- 190.16 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quoteFrequently Asked Questions
What is the CAS number of 2-Oxo-1,2-dihydroquinoxaline-5-carboxylic acid?
The CAS number of 2-Oxo-1,2-dihydroquinoxaline-5-carboxylic acid is 123342-21-2.
What are the molecular formula and molecular weight of 2-Oxo-1,2-dihydroquinoxaline-5-carboxylic acid?
2-Oxo-1,2-dihydroquinoxaline-5-carboxylic acid has molecular formula C9H6N2O3 and molecular weight 190.16 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-Oxo-1,2-dihydroquinoxaline-5-carboxylic acid (CAS 123342-21-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-115659-7 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.