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1-(Pyrazin-2-yl)-1H-pyrazole-4-carbaldehyde

1-(吡嗪-2-基)-1H-吡唑-4-甲醛

Also known as: 1-(2-Pyrazinyl)-1H-pyrazole-4-carbaldehyde, 1-(PYRAZIN-2-YL)-1H-PYRAZOLE-4-CARBALDEHYDE, 1-pyrazin-2-ylpyrazole-4-carbaldehyde, 1H-Pyrazole-4-carboxaldehyde, 1-(2-pyrazinyl)-

1-(Pyrazin-2-yl)-1H-pyrazole-4-carbaldehyde (CAS 503176-43-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H6N4O and a molecular weight of 174.159 g/mol. It is also known as 1-(2-Pyrazinyl)-1H-pyrazole-4-carbaldehyde, 1-(PYRAZIN-2-YL)-1H-PYRAZOLE-4-CARBALDEHYDE and 1-pyrazin-2-ylpyrazole-4-carbaldehyde. Key properties include a boiling point of 359.1±32.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 171.0±25.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
503176-43-0
Jingsj CID
J-1480572-7
Molecular Formula
C8H6N4O
Chinese Name
1-(吡嗪-2-基)-1H-吡唑-4-甲醛
Molecular Weight
174.159 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point359.1±32.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point171.0±25.1 °C

Frequently Asked Questions

What is the CAS number of 1-(Pyrazin-2-yl)-1H-pyrazole-4-carbaldehyde?

The CAS number of 1-(Pyrazin-2-yl)-1H-pyrazole-4-carbaldehyde is 503176-43-0.

What are the molecular formula and molecular weight of 1-(Pyrazin-2-yl)-1H-pyrazole-4-carbaldehyde?

1-(Pyrazin-2-yl)-1H-pyrazole-4-carbaldehyde has molecular formula C8H6N4O and molecular weight 174.159 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(Pyrazin-2-yl)-1H-pyrazole-4-carbaldehyde (CAS 503176-43-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1480572-7 (accessed 2026-10-26).

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