2-Bromo-1-(2-thienyl)ethanone

2-(2-溴乙酰基)噻吩

Also known as: 2-(2-Bromoacetyl)thiophene, 2-Bromo-1-(thiophen-2-yl)ethanone, 2-bromo-1-(thiophen-2-yl)ethan-1-one, 2-bromo-1-thiophen-2-ylethanone, 2-Bromo-1-(thien-2-yl)ethan-1-one, 2-(Bromoacetyl)thiophene, Ethanone, 2-bromo-1-(2-thienyl)-, MFCD02677721, TIMTEC-BB SBB005904

2-Bromo-1-(2-thienyl)ethanone (CAS 10531-41-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5BrOS and a molecular weight of 205.072 g/mol. It is also known as 2-(2-Bromoacetyl)thiophene, 2-Bromo-1-(thiophen-2-yl)ethanone and 2-bromo-1-(thiophen-2-yl)ethan-1-one. Key properties include a melting point of 29-33ºC, a boiling point of 268.5±15.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 116.2±20.4 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10531-41-6
Jingsj CID
J-1516193-6
Molecular Formula
C6H5BrOS
Chinese Name
2-(2-溴乙酰基)噻吩
Molecular Weight
205.072 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point29-33ºC
Boiling Point268.5±15.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point116.2±20.4 °C

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of 2-Bromo-1-(2-thienyl)ethanone?

The CAS number of 2-Bromo-1-(2-thienyl)ethanone is 10531-41-6.

What are the molecular formula and molecular weight of 2-Bromo-1-(2-thienyl)ethanone?

2-Bromo-1-(2-thienyl)ethanone has molecular formula C6H5BrOS and molecular weight 205.072 g/mol.

Is 2-Bromo-1-(2-thienyl)ethanone hazardous?

2-Bromo-1-(2-thienyl)ethanone has GHS signal word Danger.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2-Bromo-1-(2-thienyl)ethanone (CAS 10531-41-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516193-6 (accessed 2026-10-22).

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