2-Bromo-5-(methylthio)pyrazine

2-溴-5-甲硫基吡嗪

Also known as: 2-Bromo-5-(methylsulfanyl)pyrazine, 2-Bromo-5-methylmercaptopyrazine, 2-Bromo-5-methylsulfanyl-pyrazine, Pyrazine, 2-bromo-5-(methylthio)-

2-Bromo-5-(methylthio)pyrazine (CAS 1049026-49-4) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H5BrN2S and a molecular weight of 205.076 g/mol. It is also known as 2-Bromo-5-(methylsulfanyl)pyrazine, 2-Bromo-5-methylmercaptopyrazine and 2-Bromo-5-methylsulfanyl-pyrazine. Key properties include a boiling point of 270.5±40.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 117.4±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1049026-49-4
Jingsj CID
J-1384363-8
Molecular Formula
C5H5BrN2S
Chinese Name
2-溴-5-甲硫基吡嗪
Molecular Weight
205.076 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point270.5±40.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point117.4±27.3 °C

Frequently Asked Questions

What is the CAS number of 2-Bromo-5-(methylthio)pyrazine?

The CAS number of 2-Bromo-5-(methylthio)pyrazine is 1049026-49-4.

What are the molecular formula and molecular weight of 2-Bromo-5-(methylthio)pyrazine?

2-Bromo-5-(methylthio)pyrazine has molecular formula C5H5BrN2S and molecular weight 205.076 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Bromo-5-(methylthio)pyrazine (CAS 1049026-49-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1384363-8 (accessed 2026-10-22).

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