3-(4-nitrophenyl)-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazine

3-(4-硝基苯基)-4H,5H,6H,7H-吡唑并[1,5-a]吡嗪

3-(4-nitrophenyl)-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazine (CAS 2137980-63-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H12N4O2 and a molecular weight of 244.25 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2137980-63-1
Jingsj CID: J-219831-4
Molecular Formula: C₁₂H₁₂N₄O₂
Chinese Name: 3-(4-硝基苯基)-4H,5H,6H,7H-吡唑并[1,5-a]吡嗪
Molecular Weight: 244.25 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 3-(4-nitrophenyl)-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazine?

The CAS number of 3-(4-nitrophenyl)-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazine is 2137980-63-1.

What are the molecular formula and molecular weight of 3-(4-nitrophenyl)-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazine?

3-(4-nitrophenyl)-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazine has molecular formula C12H12N4O2 and molecular weight 244.25 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. "3-(4-nitrophenyl)-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazine (CAS 2137980-63-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-219831-4 (accessed 2026-10-24).

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