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4,5-dibromo-2-phenylpyridazin-3(2H)-one

Also known as: 4,5-Dibromo-2-phenyl-3(2H)-pyridazinone, 4,5-Dibromo-2-phenylpyridazin-3(2H)-one, 4,5-Dibromo-2-phenyl-3-pyridazinone, 4,5-Dibromo-2-phenylpyridazin-3-one, 3(2H)-Pyridazinone, 4,5-dibromo-2-phenyl-

4,5-dibromo-2-phenylpyridazin-3(2H)-one (CAS 14305-08-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H6Br2N2O and a molecular weight of 329.975 g/mol. Key properties include a melting point of 143ºC, a boiling point of 340.1±52.0 °C at 760 mmHg, a density of 1.9±0.1 g/cm3 and a flash point of 159.5±30.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
14305-08-9
Jingsj CID
J-1162403-6
Molecular Formula
C10H6Br2N2O
Molecular Weight
329.975 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point143ºC
Boiling Point340.1±52.0 °C at 760 mmHg
Density1.9±0.1 g/cm3
Flash Point159.5±30.7 °C
Exact Mass327.884674
PSA34.89000
LogP2.10
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.688

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 4,5-dibromo-2-phenylpyridazin-3(2H)-one?

The CAS number of 4,5-dibromo-2-phenylpyridazin-3(2H)-one is 14305-08-9.

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

4,5-dibromo-2-phenylpyridazin-3(2H)-one has molecular formula C10H6Br2N2O and molecular weight 329.975 g/mol.

What are the upstream and downstream products of 4,5-dibromo-2-phenylpyridazin-3(2H)-one?

For 4,5-dibromo-2-phenylpyridazin-3(2H)-one, Upstream Products: 3,4-Dibromo-5-hydroxyfuran-2(5H)-one, Phenylhydrazine.

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

Last updated:

How to cite: Jingsj. "4,5-dibromo-2-phenylpyridazin-3(2H)-one (CAS 14305-08-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1162403-6 (accessed 2026-11-09).

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