2',4'-Dimethoxyacetophenone

Also known as: 1-(2,4-Dimethoxyphenyl)ethanone, 1-Acetyl-2,4-dimethoxybenzene, 2,4-Dimethoxyacetophenone, Ethanone, 1-(2,4-dimethoxyphenyl)-, MFCD00008727, AKOS BBS-00004235

2',4'-Dimethoxyacetophenone (CAS 829-20-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H12O3 and a molecular weight of 180.201 g/mol. Key properties include a melting point of 37-40 °C(lit.), a boiling point of 288.0±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 127.1±8.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 829-20-9
Jingsj CID: J-45465-9
Molecular Formula: C₁₀H₁₂O₃
Molecular Weight: 180.201 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	37-40 °C(lit.)
Boiling Point	288.0±0.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	127.1±8.8 °C
Exact Mass	180.078644
PSA	35.53000
LogP	1.84
Vapor Pressure	0.0±0.6 mmHg at 25°C
Refractive Index	1.499

Customs & Trade Information

HS Code	2914509090
Summary	HS: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',4'-Dimethoxyacetophenone?

The CAS number of 2',4'-Dimethoxyacetophenone is 829-20-9.

What are the molecular formula and molecular weight of 2',4'-Dimethoxyacetophenone?

2',4'-Dimethoxyacetophenone has molecular formula C10H12O3 and molecular weight 180.201 g/mol.

What are the upstream and downstream products of 2',4'-Dimethoxyacetophenone?

For 2',4'-Dimethoxyacetophenone, Upstream Products: 1,3-Dimethoxybenzene, Acetyl chloride, 2,4-Dihydroxyacetophenone; Downstream Products: Glabridin, 2,4-Dimethoxy-1-nitrobenzene, 2,4-Dimethoxybenzoic acid.

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. "2',4'-Dimethoxyacetophenone (CAS 829-20-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45465-9 (accessed 2026-11-09).

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