2-Bromo-5-benzoylthiophene

2-溴-5-苯甲酰基噻吩

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. It is also known as (5-Bromo-2-thienyl)(phenyl)methanone, (5-Bromothien-2-yl)(phenyl)methanone and (5-Bromothiophen-2-yl)(phenyl)methanone. 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-49228-5
Molecular Formula
C11H7BrOS
Chinese Name
2-溴-5-苯甲酰基噻吩
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

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.

Data compiled from public chemical databases 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-49228-5 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.