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3-(Phenylethynyl)pyrazin-2-amine

3-(苯乙炔基)吡嗪-2-胺

Also known as: 3-(2-phenylethynyl)pyrazin-2-amine, 2-Pyrazinamine, 3-(2-phenylethynyl)-, 3-(2-Phenylethynyl)-2-pyrazinamine, 3-(Phenylethynyl)pyrazin-2-amine

3-(Phenylethynyl)pyrazin-2-amine (CAS 798544-32-8) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C12H9N3 and a molecular weight of 195.22000 g/mol. It is also known as 3-(2-phenylethynyl)pyrazin-2-amine, 2-Pyrazinamine, 3-(2-phenylethynyl)- and 3-(2-Phenylethynyl)-2-pyrazinamine. Key properties include a boiling point of 405.6ºC at 760 mmHg, a density of 1.25g/cm3 and a flash point of 228ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
798544-32-8
Jingsj CID
J-1365816-0
Molecular Formula
C12H9N3
Chinese Name
3-(苯乙炔基)吡嗪-2-胺
Molecular Weight
195.22000 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point405.6ºC at 760 mmHg
Density1.25g/cm3
Flash Point228ºC

Frequently Asked Questions

What is the CAS number of 3-(Phenylethynyl)pyrazin-2-amine?

The CAS number of 3-(Phenylethynyl)pyrazin-2-amine is 798544-32-8.

What are the molecular formula and molecular weight of 3-(Phenylethynyl)pyrazin-2-amine?

3-(Phenylethynyl)pyrazin-2-amine has molecular formula C12H9N3 and molecular weight 195.22000 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(Phenylethynyl)pyrazin-2-amine (CAS 798544-32-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1365816-0 (accessed 2026-10-25).

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