4-nitroso-2-pyridin-2-yl-2H-pyrazol-3-ylamine

4-亚硝基-2-(吡啶-2-基)-2H-吡唑-3-胺

4-nitroso-2-pyridin-2-yl-2H-pyrazol-3-ylamine (CAS 491871-68-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H7N5O and a molecular weight of 189.17 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 491871-68-2
Jingsj CID: J-121080-2
Molecular Formula: C₈H₇N₅O
Chinese Name: 4-亚硝基-2-(吡啶-2-基)-2H-吡唑-3-胺
Molecular Weight: 189.17 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-nitroso-2-pyridin-2-yl-2H-pyrazol-3-ylamine?

The CAS number of 4-nitroso-2-pyridin-2-yl-2H-pyrazol-3-ylamine is 491871-68-2.

What are the molecular formula and molecular weight of 4-nitroso-2-pyridin-2-yl-2H-pyrazol-3-ylamine?

4-nitroso-2-pyridin-2-yl-2H-pyrazol-3-ylamine has molecular formula C8H7N5O and molecular weight 189.17 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. "4-nitroso-2-pyridin-2-yl-2H-pyrazol-3-ylamine (CAS 491871-68-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-121080-2 (accessed 2026-10-25).

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