6-bromo-8-chloro-2H-[1,2,4]triazolo[4,3-a]pyrazin-3-one

6-溴-8-氯-2H-[1,2,4]三唑并[4,3-a]吡嗪-3-酮

6-bromo-8-chloro-2H-[1,2,4]triazolo[4,3-a]pyrazin-3-one (CAS 850421-09-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H2BrClN4O and a molecular weight of 249.45 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
850421-09-9
Jingsj CID
J-1303224-5
Molecular Formula
C5H2BrClN4O
Chinese Name
6-溴-8-氯-2H-[1,2,4]三唑并[4,3-a]吡嗪-3-酮
Molecular Weight
249.45 g/mol
Category
Ketones
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 6-bromo-8-chloro-2H-[1,2,4]triazolo[4,3-a]pyrazin-3-one?

The CAS number of 6-bromo-8-chloro-2H-[1,2,4]triazolo[4,3-a]pyrazin-3-one is 850421-09-9.

What are the molecular formula and molecular weight of 6-bromo-8-chloro-2H-[1,2,4]triazolo[4,3-a]pyrazin-3-one?

6-bromo-8-chloro-2H-[1,2,4]triazolo[4,3-a]pyrazin-3-one has molecular formula C5H2BrClN4O and molecular weight 249.45 g/mol.

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

Last updated:

How to cite: Jingsj. "6-bromo-8-chloro-2H-[1,2,4]triazolo[4,3-a]pyrazin-3-one (CAS 850421-09-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1303224-5 (accessed 2026-10-25).

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