6-(4-Fluorophenyl)-4-oxo-4,5-dihydropyrazolo[1,5-a]pyrazine-2-carboxylic acid

6-(4-氟苯基)-4-氧代-4,5-二氢吡唑并[1,5-a]吡嗪-2-甲酸

6-(4-Fluorophenyl)-4-oxo-4,5-dihydropyrazolo[1,5-a]pyrazine-2-carboxylic acid (CAS 1443978-45-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H8FN3O3 and a molecular weight of 273.22 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1443978-45-7
Jingsj CID
J-422638-5
Molecular Formula
C13H8FN3O3
Chinese Name
6-(4-氟苯基)-4-氧代-4,5-二氢吡唑并[1,5-a]吡嗪-2-甲酸
Molecular Weight
273.22 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 6-(4-Fluorophenyl)-4-oxo-4,5-dihydropyrazolo[1,5-a]pyrazine-2-carboxylic acid?

The CAS number of 6-(4-Fluorophenyl)-4-oxo-4,5-dihydropyrazolo[1,5-a]pyrazine-2-carboxylic acid is 1443978-45-7.

What are the molecular formula and molecular weight of 6-(4-Fluorophenyl)-4-oxo-4,5-dihydropyrazolo[1,5-a]pyrazine-2-carboxylic acid?

6-(4-Fluorophenyl)-4-oxo-4,5-dihydropyrazolo[1,5-a]pyrazine-2-carboxylic acid has molecular formula C13H8FN3O3 and molecular weight 273.22 g/mol.

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

Last updated:

How to cite: Jingsj. "6-(4-Fluorophenyl)-4-oxo-4,5-dihydropyrazolo[1,5-a]pyrazine-2-carboxylic acid (CAS 1443978-45-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-422638-5 (accessed 2026-10-25).

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