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2-Bromo-5-benzoylthiophene

Also known as: (5-Bromo-2-thienyl)(phenyl)methanone, (5-Bromothien-2-yl)(phenyl)methanone, (5-Bromothiophen-2-yl)(phenyl)methanone, 2-Benzoyl-5-bromothiophene, 5-Benzoyl-2-bromothiophene, Methanone, (5-bromo-2-thienyl)phenyl-, MFCD03086026

2-Bromo-5-benzoylthiophene (CAS 31161-46-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H7BrOS and a molecular weight of 267.142 g/mol. Key properties include a melting point of 72-74ºC, a boiling point of 361.7±27.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 172.6±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
31161-46-3
Jingsj CID
J-49228-4
Molecular Formula
C11H7BrOS
Molecular Weight
267.142 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point72-74ºC
Boiling Point361.7±27.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point172.6±23.7 °C
Exact Mass265.940094
PSA45.31000
LogP3.84
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.636
Storage Conditions2-8°C

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. 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 2-Bromo-5-benzoylthiophene?

The CAS number of 2-Bromo-5-benzoylthiophene is 31161-46-3.

What are the molecular formula and molecular weight of 2-Bromo-5-benzoylthiophene?

2-Bromo-5-benzoylthiophene has molecular formula C11H7BrOS and molecular weight 267.142 g/mol.

What are the upstream and downstream products of 2-Bromo-5-benzoylthiophene?

For 2-Bromo-5-benzoylthiophene, Upstream Products: 2-Bromothiophene, Benzoyl chloride, (5-Bromothiophen-2-yl)boronic acid; Downstream Products: 2-Benzoylthiophene.

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-Bromo-5-benzoylthiophene (CAS 31161-46-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49228-4 (accessed 2026-11-09).

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