2-Benzyl-4,5-dichloropyridazin-3(2H)-one

2-苄基-4,5-二氯哒嗪-3(2H)-酮

Also known as: 2-Benzyl-4,5-dichloro-2,3-dihydropyridazin-3-one, 2-Benzyl-4,5-dichloropyridazine-3(2H)-one, 4,5-Dichloro-2-(phenylmethyl)-3(2H)-pyridazinone, EcDsbB-IN-9, OTAVA-BB BB0128630032, 2-Benzyl-4,5-dichloro-2,3-dihydropyridazinone

CAS No.: 41933-33-9
Jingsj CID: J-1554-5
Molecular Formula: C₁₁H₈Cl₂N₂O
Chinese Name: 2-苄基-4,5-二氯哒嗪-3(2H)-酮
Molecular Weight: 255.10000 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	87ºC
Boiling Point	338ºC at 760 mmHg
Density	1.38g/cm3
Flash Point	158.2ºC

Frequently Asked Questions

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

41933-33-9

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

C11H8Cl2N2O, molecular weight 255.10000 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026