4-ethynyl-1-(pent-4-yn-1-yl)-1H-pyrazole

4-乙炔基-1-(戊-4-炔-1-基)-1H-吡唑

4-ethynyl-1-(pent-4-yn-1-yl)-1H-pyrazole (CAS 2098143-56-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H10N2 and a molecular weight of 158.20 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2098143-56-5
Jingsj CID: J-334837-8
Molecular Formula: C₁₀H₁₀N₂
Chinese Name: 4-乙炔基-1-(戊-4-炔-1-基)-1H-吡唑
Molecular Weight: 158.20 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-ethynyl-1-(pent-4-yn-1-yl)-1H-pyrazole?

The CAS number of 4-ethynyl-1-(pent-4-yn-1-yl)-1H-pyrazole is 2098143-56-5.

What are the molecular formula and molecular weight of 4-ethynyl-1-(pent-4-yn-1-yl)-1H-pyrazole?

4-ethynyl-1-(pent-4-yn-1-yl)-1H-pyrazole has molecular formula C10H10N2 and molecular weight 158.20 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-ethynyl-1-(pent-4-yn-1-yl)-1H-pyrazole (CAS 2098143-56-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-334837-8 (accessed 2026-10-24).

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