3-Aminopyrazine-2-carboxylic acid

3-氨基吡嗪-2-羧酸

Also known as: 3-Amino-2-pyrazinecarboxylic acid, 2-Aminopyrazine-3-carboxylic acid, 3-Aminopyrazinoic acid, 2-Pyrazinecarboxylic acid, 3-amino-, NSC 225114

3-Aminopyrazine-2-carboxylic acid (CAS 5424-01-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H5N3O2 and a molecular weight of 139.11 g/mol. It is also known as 3-Amino-2-pyrazinecarboxylic acid, 2-Aminopyrazine-3-carboxylic acid and 3-Aminopyrazinoic acid. Key properties include a melting point of 205-210 °C (dec.)(lit.), a boiling point of 401.3±45.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 196.5±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5424-01-1
Jingsj CID
J-32753-0
Molecular Formula
C5H5N3O2
Chinese Name
3-氨基吡嗪-2-羧酸
Molecular Weight
139.11 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point205-210 °C (dec.)(lit.)
Boiling Point401.3±45.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point196.5±28.7 °C

Frequently Asked Questions

What is the CAS number of 3-Aminopyrazine-2-carboxylic acid?

The CAS number of 3-Aminopyrazine-2-carboxylic acid is 5424-01-1.

What are the molecular formula and molecular weight of 3-Aminopyrazine-2-carboxylic acid?

3-Aminopyrazine-2-carboxylic acid has molecular formula C5H5N3O2 and molecular weight 139.11 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Aminopyrazine-2-carboxylic acid (CAS 5424-01-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32753-0 (accessed 2026-10-22).

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