2-Amino-5-bromo-3-hydrazinopyrazine

2-氨基-5-溴-3-肼基吡嗪

Also known as: 5-Bromo-3-hydrazinylpyrazin-2-amine, 2-Pyrazinamine, 5-bromo-3-hydrazinyl-, 5-Bromo-3-hydrazinopyrazin-2-ylamine, 5-Bromo-3-hydrazinyl-2-pyrazinamine

2-Amino-5-bromo-3-hydrazinopyrazine (CAS 91225-40-0) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C4H6BrN5 and a molecular weight of 204.02800 g/mol. It is also known as 5-Bromo-3-hydrazinylpyrazin-2-amine, 2-Pyrazinamine, 5-bromo-3-hydrazinyl- and 5-Bromo-3-hydrazinopyrazin-2-ylamine. Key properties include a boiling point of 362.2ºC at 760 mmHg, a density of 2.02g/cm3 and a flash point of 172.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
91225-40-0
Jingsj CID
J-1492069-1
Molecular Formula
C4H6BrN5
Chinese Name
2-氨基-5-溴-3-肼基吡嗪
Molecular Weight
204.02800 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point362.2ºC at 760 mmHg
Density2.02g/cm3
Flash Point172.8ºC

Frequently Asked Questions

What is the CAS number of 2-Amino-5-bromo-3-hydrazinopyrazine?

The CAS number of 2-Amino-5-bromo-3-hydrazinopyrazine is 91225-40-0.

What are the molecular formula and molecular weight of 2-Amino-5-bromo-3-hydrazinopyrazine?

2-Amino-5-bromo-3-hydrazinopyrazine has molecular formula C4H6BrN5 and molecular weight 204.02800 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Amino-5-bromo-3-hydrazinopyrazine (CAS 91225-40-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1492069-1 (accessed 2026-10-25).

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