Ethyl 4-amino-1H-imidazole-5-carboxylate

4-氨基-1H-咪唑-5-羧酸乙酯

Also known as: 1H-Imidazole-5-carboxylic acid, 4-amino-, ethyl ester, 5-amino-1H-imidazole-4-carboxylic acid ethyl ester, ETHYL 4-AMINO-5-IMIDAZOLECARBOXYLATE, Ethyl 5-Aminoimidazole-4-carboxylate, Ethyl 5-amino-1H-imidazole-4-carboxylate, Ethyl-4-aMino-5-iMidazolecarboxyltae, ethyl 5-aMino-1H-iMidazole-4-carboxylate HCL

Ethyl 4-amino-1H-imidazole-5-carboxylate (CAS 21190-16-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H9N3O2 and a molecular weight of 155.155 g/mol. It is also known as 1H-Imidazole-5-carboxylic acid, 4-amino-, ethyl ester, 5-amino-1H-imidazole-4-carboxylic acid ethyl ester and ETHYL 4-AMINO-5-IMIDAZOLECARBOXYLATE. Key properties include a boiling point of 391.2±22.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 190.4±22.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21190-16-9
Jingsj CID
J-997899-1
Molecular Formula
C6H9N3O2
Chinese Name
4-氨基-1H-咪唑-5-羧酸乙酯
Molecular Weight
155.155 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point391.2±22.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point190.4±22.3 °C

Frequently Asked Questions

What is the CAS number of Ethyl 4-amino-1H-imidazole-5-carboxylate?

The CAS number of Ethyl 4-amino-1H-imidazole-5-carboxylate is 21190-16-9.

What are the molecular formula and molecular weight of Ethyl 4-amino-1H-imidazole-5-carboxylate?

Ethyl 4-amino-1H-imidazole-5-carboxylate has molecular formula C6H9N3O2 and molecular weight 155.155 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl 4-amino-1H-imidazole-5-carboxylate (CAS 21190-16-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-997899-1 (accessed 2026-10-22).

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