1H-Pyrazolo[3,4-d]pyridazin-7(6H)-one

1H-吡唑并[3,4-d]哒嗪-7(6H)-酮

1H-Pyrazolo[3,4-d]pyridazin-7(6H)-one (CAS 219631-04-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4N4O and a molecular weight of 136.11 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
219631-04-6
Jingsj CID
J-138796-4
Molecular Formula
C5H4N4O
Chinese Name
1H-吡唑并[3,4-d]哒嗪-7(6H)-酮
Molecular Weight
136.11 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 1H-Pyrazolo[3,4-d]pyridazin-7(6H)-one?

The CAS number of 1H-Pyrazolo[3,4-d]pyridazin-7(6H)-one is 219631-04-6.

What are the molecular formula and molecular weight of 1H-Pyrazolo[3,4-d]pyridazin-7(6H)-one?

1H-Pyrazolo[3,4-d]pyridazin-7(6H)-one has molecular formula C5H4N4O and molecular weight 136.11 g/mol.

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

Last updated:

How to cite: Jingsj. "1H-Pyrazolo[3,4-d]pyridazin-7(6H)-one (CAS 219631-04-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-138796-4 (accessed 2026-10-23).

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