4-(but-3-yn-2-yl)-1-ethenyl-1H-pyrazole

4-(丁-3-炔-2-基)-1-乙烯基-1H-吡唑

4-(but-3-yn-2-yl)-1-ethenyl-1H-pyrazole (CAS 2228743-69-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H10N2 and a molecular weight of 146.19 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2228743-69-7
Jingsj CID: J-376887-9
Molecular Formula: C₉H₁₀N₂
Chinese Name: 4-(丁-3-炔-2-基)-1-乙烯基-1H-吡唑
Molecular Weight: 146.19 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-(but-3-yn-2-yl)-1-ethenyl-1H-pyrazole?

The CAS number of 4-(but-3-yn-2-yl)-1-ethenyl-1H-pyrazole is 2228743-69-7.

What are the molecular formula and molecular weight of 4-(but-3-yn-2-yl)-1-ethenyl-1H-pyrazole?

4-(but-3-yn-2-yl)-1-ethenyl-1H-pyrazole has molecular formula C9H10N2 and molecular weight 146.19 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. "4-(but-3-yn-2-yl)-1-ethenyl-1H-pyrazole (CAS 2228743-69-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-376887-9 (accessed 2026-10-23).

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