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2'-Hydroxy-4',5'-dimethoxyacetophenone

Also known as: 1-(2-Hydroxy-4,5-dimethoxyphenyl)ethan-1-one, 1-(2-Hydroxy-4,5-dimethoxyphenyl)ethanone, 1-acetyl-2-hydroxy-4,5-dimethoxybenzene, 4',5'-Dimethoxy-2'-hydroxyacetophenone, 4,5-Dimethoxy-2-hydroxyacetophenone, AURORA KA-3659, 2'-Hydroxy-4',5'-dimethoxyacetophenone>Ethanone, 1-(2-hydroxy-4,5-dimethoxyphenyl)-, 2'-hydroxy-4',5'-dimethyleneoxyacetophenone, 4',5'- Dimethoxyt -2'- hydroxy acetophenone

2'-Hydroxy-4',5'-dimethoxyacetophenone (CAS 20628-06-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H12O4 and a molecular weight of 196.20000 g/mol. Key properties include a melting point of 113-114°C, a boiling point of 332.3ºC at 760 mmHg, a density of 1.172g/cm3 and a flash point of 130.6ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20628-06-2
Jingsj CID
J-26312-7
Molecular Formula
C10H12O4
Molecular Weight
196.20000 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point113-114°C
Boiling Point332.3ºC at 760 mmHg
Density1.172g/cm3
Flash Point130.6ºC
Exact Mass196.07400
PSA55.76000
LogP1.61200
Vapor Pressure7.63E-05mmHg at 25°C
Refractive Index1.527

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2914509090
SummaryHS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2'-Hydroxy-4',5'-dimethoxyacetophenone?

The CAS number of 2'-Hydroxy-4',5'-dimethoxyacetophenone is 20628-06-2.

What are the molecular formula and molecular weight of 2'-Hydroxy-4',5'-dimethoxyacetophenone?

2'-Hydroxy-4',5'-dimethoxyacetophenone has molecular formula C10H12O4 and molecular weight 196.20000 g/mol.

Is 2'-Hydroxy-4',5'-dimethoxyacetophenone hazardous?

2'-Hydroxy-4',5'-dimethoxyacetophenone has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

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

Last updated:

How to cite: Jingsj. "2'-Hydroxy-4',5'-dimethoxyacetophenone (CAS 20628-06-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26312-7 (accessed 2026-11-09).

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