1-(2-fluorophenyl)-4,5-dihydro-1H-pyrazol-5-one

1-(2-氟苯基)-4,5-二氢-1H-吡唑-5-酮

1-(2-fluorophenyl)-4,5-dihydro-1H-pyrazol-5-one (CAS 1244979-90-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H7FN2O and a molecular weight of 178.16 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1244979-90-5
Jingsj CID: J-760807-8
Molecular Formula: C₉H₇FN₂O
Chinese Name: 1-(2-氟苯基)-4,5-二氢-1H-吡唑-5-酮
Molecular Weight: 178.16 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 1-(2-fluorophenyl)-4,5-dihydro-1H-pyrazol-5-one?

The CAS number of 1-(2-fluorophenyl)-4,5-dihydro-1H-pyrazol-5-one is 1244979-90-5.

What are the molecular formula and molecular weight of 1-(2-fluorophenyl)-4,5-dihydro-1H-pyrazol-5-one?

1-(2-fluorophenyl)-4,5-dihydro-1H-pyrazol-5-one has molecular formula C9H7FN2O and molecular weight 178.16 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-(2-fluorophenyl)-4,5-dihydro-1H-pyrazol-5-one (CAS 1244979-90-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-760807-8 (accessed 2026-10-24).

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