4-Amino-1H-imidazole-2-carboxylic acid

4-氨基-1H-咪唑-2-羧酸

Also known as: 1H-Imidazole-2-carboxylic acid, 4-amino-, 1H-Imidazole-2-carboxylic acid, 5-amino-, 1H-Imidazole-2-carboxylicacid,4-amino-, 1H-Imidazole-2-carboxylicacid,4-amino-(9CI), 4-AMINO-1H-IMIDAZOLE-2-CARBOXYLIC ACID, 4-Amino-1H-imidazole-2-carboxylic acid USP/EP/BP, 5-amino-1H-imidazole-2-carboxylic acid, 5-amino-1H-imidazole-2-carboxylicaci

4-Amino-1H-imidazole-2-carboxylic acid (CAS 155815-92-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H5N3O2 and a molecular weight of 127.101 g/mol. It is also known as 1H-Imidazole-2-carboxylic acid, 4-amino-, 1H-Imidazole-2-carboxylic acid, 5-amino- and 1H-Imidazole-2-carboxylicacid,4-amino-. Key properties include a boiling point of 546.7±42.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 284.4±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
155815-92-2
Jingsj CID
J-1413152-7
Molecular Formula
C4H5N3O2
Chinese Name
4-氨基-1H-咪唑-2-羧酸
Molecular Weight
127.101 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point546.7±42.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point284.4±27.9 °C

Frequently Asked Questions

What is the CAS number of 4-Amino-1H-imidazole-2-carboxylic acid?

The CAS number of 4-Amino-1H-imidazole-2-carboxylic acid is 155815-92-2.

What are the molecular formula and molecular weight of 4-Amino-1H-imidazole-2-carboxylic acid?

4-Amino-1H-imidazole-2-carboxylic acid has molecular formula C4H5N3O2 and molecular weight 127.101 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Amino-1H-imidazole-2-carboxylic acid (CAS 155815-92-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1413152-7 (accessed 2026-10-25).

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