5-Chloro-6-(4-ethoxyphenyl)pyridazin-3(2H)-one

Also known as: 3(2H)-Pyridazinone, 5-chloro-6-(4-ethoxyphenyl)-, 4-chloro-3-(4-ethoxyphenyl)-1H-pyridazin-6-one

5-Chloro-6-(4-ethoxyphenyl)pyridazin-3(2H)-one (CAS 1443288-25-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C12H11ClN2O2 and a molecular weight of 250.68 g/mol. It is also known as 3(2H)-Pyridazinone, 5-chloro-6-(4-ethoxyphenyl)- and 4-chloro-3-(4-ethoxyphenyl)-1H-pyridazin-6-one. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1443288-25-2
Jingsj CID: J-980157-0
Molecular Formula: C₁₂H₁₁ClN₂O₂
Molecular Weight: 250.68 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-Chloro-6-(4-ethoxyphenyl)pyridazin-3(2H)-one?

The CAS number of 5-Chloro-6-(4-ethoxyphenyl)pyridazin-3(2H)-one is 1443288-25-2.

What are the molecular formula and molecular weight of 5-Chloro-6-(4-ethoxyphenyl)pyridazin-3(2H)-one?

5-Chloro-6-(4-ethoxyphenyl)pyridazin-3(2H)-one has molecular formula C12H11ClN2O2 and molecular weight 250.68 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. "5-Chloro-6-(4-ethoxyphenyl)pyridazin-3(2H)-one (CAS 1443288-25-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-980157-0 (accessed 2026-10-24).

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