2-(Chloromethyl)pyrazine

2-氯甲基吡嗪

Also known as: (Chloromethyl)pyrazine, 2-(Chloromethyl)pyrazine, Pyrazine, 2-(chloromethyl)-, 2-(Chloromethyl)-1,4-diazine, Pyrazinylmethyl chloride

2-(Chloromethyl)pyrazine (CAS 39204-47-2) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H5ClN2 and a molecular weight of 128.560 g/mol. It is also known as (Chloromethyl)pyrazine, Pyrazine, 2-(chloromethyl)- and 2-(Chloromethyl)-1,4-diazine. Key properties include a boiling point of 202.9±25.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 95.3±8.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
39204-47-2
Jingsj CID
J-1492622-6
Molecular Formula
C5H5ClN2
Chinese Name
2-氯甲基吡嗪
Molecular Weight
128.560 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point202.9±25.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point95.3±8.8 °C

Frequently Asked Questions

What is the CAS number of 2-(Chloromethyl)pyrazine?

The CAS number of 2-(Chloromethyl)pyrazine is 39204-47-2.

What are the molecular formula and molecular weight of 2-(Chloromethyl)pyrazine?

2-(Chloromethyl)pyrazine has molecular formula C5H5ClN2 and molecular weight 128.560 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(Chloromethyl)pyrazine (CAS 39204-47-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1492622-6 (accessed 2026-10-22).

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