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5-Iodopyridazin-3(2H)-one

Also known as: 3(2H)-Pyridazinone, 5-iodo-, 5-Iodo-2,3-dihydropyridazin-3-one, 5-Iodo-3(2H)-pyridazinone, 5-Iodo-2H-pyridazin-3-one, 5-Iodo-2,3-dihydropyridazin-3-on

5-Iodopyridazin-3(2H)-one (CAS 825633-94-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C4H3IN2O and a molecular weight of 221.984 g/mol. Key properties include a melting point of 147-148ºC and a density of 2.4±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
825633-94-1
Jingsj CID
J-1493716-7
Molecular Formula
C4H3IN2O
Molecular Weight
221.984 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point147-148ºC
Density2.4±0.1 g/cm3
Exact Mass221.929001
PSA45.75000
LogP0.19
Refractive Index1.761
Storage Conditions2-8°C

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 5-Iodopyridazin-3(2H)-one?

The CAS number of 5-Iodopyridazin-3(2H)-one is 825633-94-1.

What are the molecular formula and molecular weight of 5-Iodopyridazin-3(2H)-one?

5-Iodopyridazin-3(2H)-one has molecular formula C4H3IN2O and molecular weight 221.984 g/mol.

What are the upstream and downstream products of 5-Iodopyridazin-3(2H)-one?

For 5-Iodopyridazin-3(2H)-one, Upstream Products: 4,5-Dichloro-3(2H)-pyridazinone, 2-Benzyl-5-iodopyridazin-3(2H)-one.

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

Last updated:

How to cite: Jingsj. "5-Iodopyridazin-3(2H)-one (CAS 825633-94-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1493716-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.