5-(but-3-yn-1-yl)-1,3-dimethyl-1H-pyrazole

5-(丁-3-炔-1-基)-1,3-二甲基-1H-吡唑

5-(but-3-yn-1-yl)-1,3-dimethyl-1H-pyrazole (CAS 2228400-33-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H12N2 and a molecular weight of 148.20 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2228400-33-5
Jingsj CID: J-225083-0
Molecular Formula: C₉H₁₂N₂
Chinese Name: 5-(丁-3-炔-1-基)-1,3-二甲基-1H-吡唑
Molecular Weight: 148.20 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-(but-3-yn-1-yl)-1,3-dimethyl-1H-pyrazole?

The CAS number of 5-(but-3-yn-1-yl)-1,3-dimethyl-1H-pyrazole is 2228400-33-5.

What are the molecular formula and molecular weight of 5-(but-3-yn-1-yl)-1,3-dimethyl-1H-pyrazole?

5-(but-3-yn-1-yl)-1,3-dimethyl-1H-pyrazole has molecular formula C9H12N2 and molecular weight 148.20 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. "5-(but-3-yn-1-yl)-1,3-dimethyl-1H-pyrazole (CAS 2228400-33-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-225083-0 (accessed 2026-10-23).

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