1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)ethanone

Also known as: 1,4-Benzodioxan-6-yl methyl ketone, 6-Acetyl-1,4-benzodioxane, 3',4'-Ethylenedioxyacetophenone, 1-(2,3-Dihydro-1,4-benzodioxin-6-yl)ethanone, 6-Acetyl-2,3-dihydro-1,4-benzodioxin

1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)ethanone (CAS 2879-20-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H10O3 and a molecular weight of 178.185 g/mol. Key properties include a melting point of 80-82 °C(lit.), a boiling point of 313.7±41.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 134.5±14.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2879-20-1
Jingsj CID: J-1336941-0
Molecular Formula: C₁₀H₁₀O₃
Molecular Weight: 178.185 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	80-82 °C(lit.)
Boiling Point	313.7±41.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	134.5±14.0 °C
Exact Mass	178.062988
PSA	35.53000
LogP	1.75
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.540

Customs & Trade Information

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen 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 1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)ethanone?

The CAS number of 1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)ethanone is 2879-20-1.

What are the molecular formula and molecular weight of 1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)ethanone?

1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)ethanone has molecular formula C10H10O3 and molecular weight 178.185 g/mol.

What are the upstream and downstream products of 1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)ethanone?

For 1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)ethanone, Upstream Products: 1,4-Benzodioxane, Acetyl chloride, 1-(3,4-Dihydroxyphenyl)ethanone; Downstream Products: 7-Nitro-2,3-dihydro-1,4-benzodioxine-6-carboxylic acid, 1,4-Benzodioxane-6-carboxylic acid, 2-Bromo-1-(2,3-dihydro-1,4-benzodioxin-6-yl)ethan-1-one.

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. "1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)ethanone (CAS 2879-20-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1336941-0 (accessed 2026-11-09).

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