1-ethyl-3-(1-methyl-1H-pyrazol-5-yl)-4,5-dihydro-1H-pyrazol-5-one

1-乙基-3-(1-甲基-1H-吡唑-5-基)-4,5-二氢-1H-吡唑-5-酮

1-ethyl-3-(1-methyl-1H-pyrazol-5-yl)-4,5-dihydro-1H-pyrazol-5-one (CAS 2648999-28-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H12N4O and a molecular weight of 192.22 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2648999-28-2
Jingsj CID: J-407367-7
Molecular Formula: C₉H₁₂N₄O
Chinese Name: 1-乙基-3-(1-甲基-1H-吡唑-5-基)-4,5-二氢-1H-吡唑-5-酮
Molecular Weight: 192.22 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 1-ethyl-3-(1-methyl-1H-pyrazol-5-yl)-4,5-dihydro-1H-pyrazol-5-one?

The CAS number of 1-ethyl-3-(1-methyl-1H-pyrazol-5-yl)-4,5-dihydro-1H-pyrazol-5-one is 2648999-28-2.

What are the molecular formula and molecular weight of 1-ethyl-3-(1-methyl-1H-pyrazol-5-yl)-4,5-dihydro-1H-pyrazol-5-one?

1-ethyl-3-(1-methyl-1H-pyrazol-5-yl)-4,5-dihydro-1H-pyrazol-5-one has molecular formula C9H12N4O and molecular weight 192.22 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-ethyl-3-(1-methyl-1H-pyrazol-5-yl)-4,5-dihydro-1H-pyrazol-5-one (CAS 2648999-28-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-407367-7 (accessed 2026-10-23).

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