5-oxo-4,5-dihydro-1H-imidazole-2-carboxylic acid

5-氧代-4,5-二氢-1H-咪唑-2-羧酸

Also known as: 1H-Imidazole-2-carboxylic acid, 4,5-dihydro-5-oxo-, 4,5-dihydro-5-oxo-1H-imidazole-2-carboxylic acid, 5-oxo-4,5-dihydro-1H-imidazole-2-carboxylic acid

5-oxo-4,5-dihydro-1H-imidazole-2-carboxylic acid (CAS 861293-24-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H4N2O3 and a molecular weight of 128.08600 g/mol. It is also known as 1H-Imidazole-2-carboxylic acid, 4,5-dihydro-5-oxo- and 4,5-dihydro-5-oxo-1H-imidazole-2-carboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 861293-24-5
Jingsj CID: J-995643-6
Molecular Formula: C₄H₄N₂O₃
Chinese Name: 5-氧代-4,5-二氢-1H-咪唑-2-羧酸
Molecular Weight: 128.08600 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-oxo-4,5-dihydro-1H-imidazole-2-carboxylic acid?

The CAS number of 5-oxo-4,5-dihydro-1H-imidazole-2-carboxylic acid is 861293-24-5.

What are the molecular formula and molecular weight of 5-oxo-4,5-dihydro-1H-imidazole-2-carboxylic acid?

5-oxo-4,5-dihydro-1H-imidazole-2-carboxylic acid has molecular formula C4H4N2O3 and molecular weight 128.08600 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-oxo-4,5-dihydro-1H-imidazole-2-carboxylic acid (CAS 861293-24-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-995643-6 (accessed 2026-10-23).

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