5-Bromo-1-(4-fluorophenyl)pyrazin-2(1H)-one

5-Bromo-1-(4-fluorophenyl)pyrazin-2(1H)-one (CAS 2091289-42-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C10H6BrFN2O and a molecular weight of 269.07 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2091289-42-6
Jingsj CID: J-904865-2
Molecular Formula: C₁₀H₆BrFN₂O
Molecular Weight: 269.07 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-Bromo-1-(4-fluorophenyl)pyrazin-2(1H)-one?

The CAS number of 5-Bromo-1-(4-fluorophenyl)pyrazin-2(1H)-one is 2091289-42-6.

What are the molecular formula and molecular weight of 5-Bromo-1-(4-fluorophenyl)pyrazin-2(1H)-one?

5-Bromo-1-(4-fluorophenyl)pyrazin-2(1H)-one has molecular formula C10H6BrFN2O and molecular weight 269.07 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-Bromo-1-(4-fluorophenyl)pyrazin-2(1H)-one (CAS 2091289-42-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-904865-2 (accessed 2026-10-23).

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