4,5-Dihydroxy-2-phenyl-3(2H)-pyridazinone

4,5-二羟基-2-苯基-3(2H)-哒嗪酮

4,5-Dihydroxy-2-phenyl-3(2H)-pyridazinone (CAS 33781-64-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H8N2O3 and a molecular weight of 204.18 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 33781-64-5
Jingsj CID: J-1052425-9
Molecular Formula: C₁₀H₈N₂O₃
Chinese Name: 4,5-二羟基-2-苯基-3(2H)-哒嗪酮
Molecular Weight: 204.18 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4,5-Dihydroxy-2-phenyl-3(2H)-pyridazinone?

The CAS number of 4,5-Dihydroxy-2-phenyl-3(2H)-pyridazinone is 33781-64-5.

What are the molecular formula and molecular weight of 4,5-Dihydroxy-2-phenyl-3(2H)-pyridazinone?

4,5-Dihydroxy-2-phenyl-3(2H)-pyridazinone has molecular formula C10H8N2O3 and molecular weight 204.18 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. "4,5-Dihydroxy-2-phenyl-3(2H)-pyridazinone (CAS 33781-64-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1052425-9 (accessed 2026-10-23).

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