1-(5-bromobenzofuran-2-yl)ethanone

Also known as: Ethanone, 1-(5-bromo-2-benzofuranyl)-, 1-(5-bromo-1-benzofuran-2-yl)ethanone, 2-acetyl-5-bromobenzofuran, 2-Acetyl-5-bromobenzo[b]furan, 5-bromo-2-acetyl-benzofuran, MFCD00276737

1-(5-bromobenzofuran-2-yl)ethanone (CAS 38220-75-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H7BrO2 and a molecular weight of 239.06500 g/mol. Key properties include a melting point of 111ºC, a boiling point of 314.4ºC at 760 mmHg, a density of 1.551g/cm3 and a flash point of 144ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 38220-75-6
Jingsj CID: J-21072-0
Molecular Formula: C₁₀H₇BrO₂
Molecular Weight: 239.06500 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	111ºC
Boiling Point	314.4ºC at 760 mmHg
Density	1.551g/cm3
Flash Point	144ºC
Exact Mass	237.96300
PSA	30.21000
LogP	3.39790
Refractive Index	1.619

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-(5-bromobenzofuran-2-yl)ethanone?

The CAS number of 1-(5-bromobenzofuran-2-yl)ethanone is 38220-75-6.

What are the molecular formula and molecular weight of 1-(5-bromobenzofuran-2-yl)ethanone?

1-(5-bromobenzofuran-2-yl)ethanone has molecular formula C10H7BrO2 and molecular weight 239.06500 g/mol.

What are the upstream and downstream products of 1-(5-bromobenzofuran-2-yl)ethanone?

For 1-(5-bromobenzofuran-2-yl)ethanone, Upstream Products: Chloroacetone, 5-Bromosalicylaldehyde, Bromoacetone; Downstream Products: 5-Bromo-2-ethylbenzofuran, 5-Cyanobenzofuran-2-carboxylic acid, 2-bromo-1-(5-bromo-1-benzofuran-2-yl)ethanone.

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-(5-bromobenzofuran-2-yl)ethanone (CAS 38220-75-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21072-0 (accessed 2026-11-09).

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