6-Phenyl-4,5-dihydro-3(2H)-pyridazinone

Also known as: 4,5-Dihydro-6-phenyl-3(2H)-pyridazinone, 4,5-Dihydro-6-phenylpyridazin-3(2H)-one, 6-Phenyl-4,5-dihydropyridazin-3(2H)-one, 3(2H)-Pyridazinone, 4,5-dihydro-6-phenyl-, 3-phenyl-4,5-dihydro-1H-pyridazin-6-one, MFCD00099597

6-Phenyl-4,5-dihydro-3(2H)-pyridazinone (CAS 1011-46-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H10N2O and a molecular weight of 174.199 g/mol. Key properties include a melting point of 151-154ºC(lit.) and a density of 1.2±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1011-46-7
Jingsj CID: J-1992638-6
Molecular Formula: C₁₀H₁₀N₂O
Molecular Weight: 174.199 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	151-154ºC(lit.)
Density	1.2±0.1 g/cm3
Exact Mass	174.079315
PSA	41.46000
LogP	0.04
Refractive Index	1.623

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. 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 6-Phenyl-4,5-dihydro-3(2H)-pyridazinone?

The CAS number of 6-Phenyl-4,5-dihydro-3(2H)-pyridazinone is 1011-46-7.

What are the molecular formula and molecular weight of 6-Phenyl-4,5-dihydro-3(2H)-pyridazinone?

6-Phenyl-4,5-dihydro-3(2H)-pyridazinone has molecular formula C10H10N2O and molecular weight 174.199 g/mol.

What are the upstream and downstream products of 6-Phenyl-4,5-dihydro-3(2H)-pyridazinone?

For 6-Phenyl-4,5-dihydro-3(2H)-pyridazinone, Upstream Products: 3-Benzoylpropionic acid, methyl 3-benzoylpropionate, benzene; Downstream Products: 3-Hydrazino-6-phenylpyridazine, 4-Phenylbutyric acid, 3-Chloro-6-phenylpyridazine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "6-Phenyl-4,5-dihydro-3(2H)-pyridazinone (CAS 1011-46-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992638-6 (accessed 2026-11-09).

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