2-ethynylpyrazine

2-乙炔吡嗪

Also known as: 2-Ethynyl-1,4-diazine, (Pyrazin-2-yl)acetylene, 2-Ethynylpyrazine 98%, Pyrazine, 2-ethynyl-, pyrazylethyne

2-ethynylpyrazine (CAS 153800-11-4) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H4N2 and a molecular weight of 104.10900 g/mol. It is also known as 2-Ethynyl-1,4-diazine, (Pyrazin-2-yl)acetylene and 2-Ethynylpyrazine 98%. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
153800-11-4
Jingsj CID
J-1054252-9
Molecular Formula
C6H4N2
Chinese Name
2-乙炔吡嗪
Molecular Weight
104.10900 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-ethynylpyrazine?

The CAS number of 2-ethynylpyrazine is 153800-11-4.

What are the molecular formula and molecular weight of 2-ethynylpyrazine?

2-ethynylpyrazine has molecular formula C6H4N2 and molecular weight 104.10900 g/mol.

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

Last updated:

How to cite: Jingsj. "2-ethynylpyrazine (CAS 153800-11-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1054252-9 (accessed 2026-10-24).

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