3-Ethynyl-2(1h)-pyrazinone

3-乙炔基-2(1H)-吡嗪酮

3-Ethynyl-2(1h)-pyrazinone (CAS 1849307-38-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H4N2O and a molecular weight of 120.11 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1849307-38-5
Jingsj CID: J-1594692-6
Molecular Formula: C₆H₄N₂O
Chinese Name: 3-乙炔基-2(1H)-吡嗪酮
Molecular Weight: 120.11 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 3-Ethynyl-2(1h)-pyrazinone?

The CAS number of 3-Ethynyl-2(1h)-pyrazinone is 1849307-38-5.

What are the molecular formula and molecular weight of 3-Ethynyl-2(1h)-pyrazinone?

3-Ethynyl-2(1h)-pyrazinone has molecular formula C6H4N2O and molecular weight 120.11 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3-Ethynyl-2(1h)-pyrazinone (CAS 1849307-38-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1594692-6 (accessed 2026-10-25).

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