3-Chloropyrazine-2-carbaldehyde

3-氯吡嗪-2-甲醛

Also known as: 3-Chloro-2-pyrazinecarboxaldehyde, 3-Chloro-pyrazine-2-carbaldehyde, 2-Pyrazinecarboxaldehyde, 3-chloro-, 3-Chloro-2-pyrazinecarbaldehyde, 3-Chloropyrazine-2-carboxaldehyde

3-Chloropyrazine-2-carbaldehyde (CAS 121246-96-6) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H3ClN2O and a molecular weight of 142.543 g/mol. It is also known as 3-Chloro-2-pyrazinecarboxaldehyde, 3-Chloro-pyrazine-2-carbaldehyde and 2-Pyrazinecarboxaldehyde, 3-chloro-. Key properties include a boiling point of 214.3±35.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 83.4±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
121246-96-6
Jingsj CID
J-1416107-0
Molecular Formula
C5H3ClN2O
Chinese Name
3-氯吡嗪-2-甲醛
Molecular Weight
142.543 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point214.3±35.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point83.4±25.9 °C

Frequently Asked Questions

What is the CAS number of 3-Chloropyrazine-2-carbaldehyde?

The CAS number of 3-Chloropyrazine-2-carbaldehyde is 121246-96-6.

What are the molecular formula and molecular weight of 3-Chloropyrazine-2-carbaldehyde?

3-Chloropyrazine-2-carbaldehyde has molecular formula C5H3ClN2O and molecular weight 142.543 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Chloropyrazine-2-carbaldehyde (CAS 121246-96-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1416107-0 (accessed 2026-10-25).

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