2-(4-ethoxyphenyl)-5-{2-[4-(2-fluorophenyl)piperazin-1-yl]-2-oxoethyl}pyrazolo[1,5-a]pyrazin-4(5H)-one

2-(4-乙氧基苯基)-5-{2-[4-(2-氟苯基)哌嗪-1-基]-2-氧代乙基}吡唑并[1,5-a]吡嗪-4(5H)-酮

2-(4-ethoxyphenyl)-5-{2-[4-(2-fluorophenyl)piperazin-1-yl]-2-oxoethyl}pyrazolo[1,5-a]pyrazin-4(5H)-one (CAS 941938-63-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C26H26FN5O3 and a molecular weight of 475.5 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
941938-63-2
Jingsj CID
J-101823-5
Molecular Formula
C26H26FN5O3
Chinese Name
2-(4-乙氧基苯基)-5-{2-[4-(2-氟苯基)哌嗪-1-基]-2-氧代乙基}吡唑并[1,5-a]吡嗪-4(5H)-酮
Molecular Weight
475.5 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-(4-ethoxyphenyl)-5-{2-[4-(2-fluorophenyl)piperazin-1-yl]-2-oxoethyl}pyrazolo[1,5-a]pyrazin-4(5H)-one?

The CAS number of 2-(4-ethoxyphenyl)-5-{2-[4-(2-fluorophenyl)piperazin-1-yl]-2-oxoethyl}pyrazolo[1,5-a]pyrazin-4(5H)-one is 941938-63-2.

What are the molecular formula and molecular weight of 2-(4-ethoxyphenyl)-5-{2-[4-(2-fluorophenyl)piperazin-1-yl]-2-oxoethyl}pyrazolo[1,5-a]pyrazin-4(5H)-one?

2-(4-ethoxyphenyl)-5-{2-[4-(2-fluorophenyl)piperazin-1-yl]-2-oxoethyl}pyrazolo[1,5-a]pyrazin-4(5H)-one has molecular formula C26H26FN5O3 and molecular weight 475.5 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2-(4-ethoxyphenyl)-5-{2-[4-(2-fluorophenyl)piperazin-1-yl]-2-oxoethyl}pyrazolo[1,5-a]pyrazin-4(5H)-one (CAS 941938-63-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-101823-5 (accessed 2026-10-23).

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