4-Hydroxychalcone

4-羟基查耳酮

Also known as: (2E)-3-(4-hydroxyphenyl)-1-phenylprop-2-en-1-one, 4-Hydroxybenzylideneacetophenone, 2-(4-Hydroxybenzal)acetophenone, 2-(4-Hydroxybenzylidene)acetophenone, Benzylidene-4-hydroxyacetophenone, 1-Phenyl-3-(4-hydroxyphenyl)-2-propene-1-one

4-Hydroxychalcone (CAS 20426-12-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C15H12O2 and a molecular weight of 224.25500 g/mol. It is also known as (2E)-3-(4-hydroxyphenyl)-1-phenylprop-2-en-1-one, 4-Hydroxybenzylideneacetophenone and 2-(4-Hydroxybenzal)acetophenone. Key property: a melting point of 180-184 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 20426-12-4
Jingsj CID: J-34478-6
Molecular Formula: C₁₅H₁₂O₂
Chinese Name: 4-羟基查耳酮
Molecular Weight: 224.25500 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	180-184 °C

Frequently Asked Questions

What is the CAS number of 4-Hydroxychalcone?

The CAS number of 4-Hydroxychalcone is 20426-12-4.

What are the molecular formula and molecular weight of 4-Hydroxychalcone?

4-Hydroxychalcone has molecular formula C15H12O2 and molecular weight 224.25500 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. "4-Hydroxychalcone (CAS 20426-12-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-34478-6 (accessed 2026-10-26).

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