1-(5-Methyl-1H-pyrazol-3-yl)ethanone

1-(5-甲基-1H-吡唑-3-基)乙酮

Also known as: 1-(3-Methyl-1H-pyrazol-5-yl)ethanone, 1-(5-Methyl-3-pyrazolyl)ethanone, 3-Acetyl-5-methyl-1H-pyrazole, 3-Acetyl-5-methylpyrazole, Ethanone, 1-(5-methyl-1H-pyrazol-3-yl)-, AS-55147, EN300-245117, Y10230, AKOS022182452

1-(5-Methyl-1H-pyrazol-3-yl)ethanone (CAS 17357-74-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H8N2O and a molecular weight of 124.14100 g/mol. It is also known as 1-(3-Methyl-1H-pyrazol-5-yl)ethanone, 1-(5-Methyl-3-pyrazolyl)ethanone and 3-Acetyl-5-methyl-1H-pyrazole. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 17357-74-3
Jingsj CID: J-1306903-2
Molecular Formula: C₆H₈N₂O
Chinese Name: 1-(5-甲基-1H-吡唑-3-基)乙酮
Molecular Weight: 124.14100 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 1-(5-Methyl-1H-pyrazol-3-yl)ethanone?

The CAS number of 1-(5-Methyl-1H-pyrazol-3-yl)ethanone is 17357-74-3.

What are the molecular formula and molecular weight of 1-(5-Methyl-1H-pyrazol-3-yl)ethanone?

1-(5-Methyl-1H-pyrazol-3-yl)ethanone has molecular formula C6H8N2O and molecular weight 124.14100 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. "1-(5-Methyl-1H-pyrazol-3-yl)ethanone (CAS 17357-74-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1306903-2 (accessed 2026-10-24).

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