2-(3-Chloro-4-fluorophenyl)-4,5-dichloropyridazin-3(2H)-one

4,5-二氯-2-(3-氯-4-氟苯基)哒嗪-3(2H)-酮

Also known as: 4,5-dichloro-2-(3-chloro-4-fluorophenyl)pyridazin-3(2H)-one, 4,5-Dichloro-2-(3-chloro-4-fluorophenyl)-2,3-dihydropyridazin-3-one, 4,5-dichloro-2-(3-chloro-4-fluorophenyl)-3-pyridazinone, 3(2H)-Pyridazinone, 4,5-dichloro-2-(3-chloro-4-fluorophenyl)-, 2-(3-Chloro-4-fluorophenyl)-4,5-dichloropyridazine-3(2H)-one

2-(3-Chloro-4-fluorophenyl)-4,5-dichloropyridazin-3(2H)-one (CAS 72396-65-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H4Cl3FN2O and a molecular weight of 293.50900 g/mol. It is also known as 4,5-dichloro-2-(3-chloro-4-fluorophenyl)pyridazin-3(2H)-one, 4,5-Dichloro-2-(3-chloro-4-fluorophenyl)-2,3-dihydropyridazin-3-one and 4,5-dichloro-2-(3-chloro-4-fluorophenyl)-3-pyridazinone. Key properties include a melting point of 201ºC, a boiling point of 370.1ºC at 760 mmHg, a density of 1.62g/cm3 and a flash point of 177.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 72396-65-7
Jingsj CID: J-930295-8
Molecular Formula: C₁₀H₄Cl₃FN₂O
Chinese Name: 4,5-二氯-2-(3-氯-4-氟苯基)哒嗪-3(2H)-酮
Molecular Weight: 293.50900 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	201ºC
Boiling Point	370.1ºC at 760 mmHg
Density	1.62g/cm3
Flash Point	177.6ºC

Frequently Asked Questions

What is the CAS number of 2-(3-Chloro-4-fluorophenyl)-4,5-dichloropyridazin-3(2H)-one?

The CAS number of 2-(3-Chloro-4-fluorophenyl)-4,5-dichloropyridazin-3(2H)-one is 72396-65-7.

What are the molecular formula and molecular weight of 2-(3-Chloro-4-fluorophenyl)-4,5-dichloropyridazin-3(2H)-one?

2-(3-Chloro-4-fluorophenyl)-4,5-dichloropyridazin-3(2H)-one has molecular formula C10H4Cl3FN2O and molecular weight 293.50900 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. "2-(3-Chloro-4-fluorophenyl)-4,5-dichloropyridazin-3(2H)-one (CAS 72396-65-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-930295-8 (accessed 2026-10-23).

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