4-(4-Methoxyphenyl)-1-(2H)-phthalazinone

Also known as: 4-(4-Methoxyphenyl)-1,2-dihydrophthalazin-1-one, 4-(4-Methoxyphenyl)phthalazin-1(2H)-one, 4-(p-Methoxyphenyl)phthalazin-1(2H)-one, 1(2H)-Phthalazinone, 4-(4-methoxyphenyl)-, MFCD02660689

4-(4-Methoxyphenyl)-1-(2H)-phthalazinone (CAS 57353-93-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C15H12N2O2 and a molecular weight of 252.26800 g/mol. Key properties include a melting point of 240-244ºC(lit.) and a density of 1.25g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 57353-93-2
Jingsj CID: J-16693-8
Molecular Formula: C₁₅H₁₂N₂O₂
Molecular Weight: 252.26800 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	240-244ºC(lit.)
Density	1.25g/cm3
Exact Mass	252.09000
PSA	54.98000
LogP	2.59870
Refractive Index	1.637

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 4-(4-Methoxyphenyl)-1-(2H)-phthalazinone?

The CAS number of 4-(4-Methoxyphenyl)-1-(2H)-phthalazinone is 57353-93-2.

What are the molecular formula and molecular weight of 4-(4-Methoxyphenyl)-1-(2H)-phthalazinone?

4-(4-Methoxyphenyl)-1-(2H)-phthalazinone has molecular formula C15H12N2O2 and molecular weight 252.26800 g/mol.

What are the upstream and downstream products of 4-(4-Methoxyphenyl)-1-(2H)-phthalazinone?

For 4-(4-Methoxyphenyl)-1-(2H)-phthalazinone, Upstream Products: 4'-Methoxy-2-biphenylcarboxylic acid, 2-(4-methoxybenzoyl)benzoic acid, Phthalic anhydride.

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. "4-(4-Methoxyphenyl)-1-(2H)-phthalazinone (CAS 57353-93-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16693-8 (accessed 2026-11-09).

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