2-Mercapto-1-methyl-1H-imidazole-5-carboxylic acid

2-巯基-1-甲基-1H-咪唑-5-羧酸

Also known as: 2,3-dihydro-3-methyl-2-thioxo-1H-imidazole-4-carboxylic acid, 1-Methyl-2-mercapto-1H-imidazole-5-carboxylic acid, 1-Methyl-2-mercapto-5-imidazole carboxylic acid, 1H-Imidazole-4-carboxylic acid,2,3-dihydro-3-methyl-2-thioxo, 1H-Imidazole-4-carboxylicacid, 2,3-dihydro-3-methyl-2-thioxo-, 2,3-Dihydro-3-methyl-2-thioxo-1H-imidazole-4-carboxylic acid, 2-Mercapto-1-methylimidazole-5-carboxylic acid, 2-Mercapto-3-methyl-3H-imidazole-4-carboxylic acid, 3-Methyl-2-thioxo-2,3-dihydro-1H-imidazol-4-carbonsaeure, 3-Methyl-2-thioxo-2,3-dihydro-1H-imidazole-4-carboxylic acid, 3-methyl-2-sulfanylidene-1H-imidazole-4-carboxylic acid, 3-methyl-2-thioxo-2,3-dihydro-1H-imidazole-4-carboxylic acid, 1-methyl-2-sulfanylidene-2,3-dihydro-1H-imidazole-5-carboxylic acid, USAF EL-97

2-Mercapto-1-methyl-1H-imidazole-5-carboxylic acid (CAS 64038-57-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6N2O2S and a molecular weight of 158.17800 g/mol. It is also known as 2,3-dihydro-3-methyl-2-thioxo-1H-imidazole-4-carboxylic acid, 1-Methyl-2-mercapto-1H-imidazole-5-carboxylic acid and 1-Methyl-2-mercapto-5-imidazole carboxylic acid. Key properties include a boiling point of 264.3ºC at 760 mmHg, a density of 1.57g/cm3 and a flash point of 113.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
64038-57-9
Jingsj CID
J-1522374-4
Molecular Formula
C5H6N2O2S
Chinese Name
2-巯基-1-甲基-1H-咪唑-5-羧酸
Molecular Weight
158.17800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point264.3ºC at 760 mmHg
Density1.57g/cm3
Flash Point113.7ºC

Frequently Asked Questions

What is the CAS number of 2-Mercapto-1-methyl-1H-imidazole-5-carboxylic acid?

The CAS number of 2-Mercapto-1-methyl-1H-imidazole-5-carboxylic acid is 64038-57-9.

What are the molecular formula and molecular weight of 2-Mercapto-1-methyl-1H-imidazole-5-carboxylic acid?

2-Mercapto-1-methyl-1H-imidazole-5-carboxylic acid has molecular formula C5H6N2O2S and molecular weight 158.17800 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Mercapto-1-methyl-1H-imidazole-5-carboxylic acid (CAS 64038-57-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1522374-4 (accessed 2026-10-22).

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