2',5'-Dihydroxyacetophenone

2,5-二羟基苯乙酮

Also known as: 2,5-Dihydroxyacetophenone, 2-Acetylhydroquinone, Quinacetophenone, 1-(2,5-Dihydroxyphenyl)ethanone, Acetylhydroquinone, 2',5'-Dihydroxyacetophenone

CAS No.: 490-78-8
Jingsj CID: J-21445-6
Molecular Formula: C₈H₈O₃
Chinese Name: 2,5-二羟基苯乙酮
Molecular Weight: 152.147 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	204-206 °C(lit.)
Boiling Point	329.2±27.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	167.1±20.2 °C

Frequently Asked Questions

What is the CAS number of 2',5'-Dihydroxyacetophenone?

490-78-8

What are the molecular formula and molecular weight of 2',5'-Dihydroxyacetophenone?

C8H8O3, molecular weight 152.147 g/mol

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