5,5''-Dibromo-2,2':5',2''-terthiophene

5,5''-二溴-2,2':5',2''-联三噻吩

Also known as: 2,5-Bis(5-bromothiophen-2-yl)thiophene, 2,5-Di(5-bromothiophen-2-yl)thiophene, 5,5''-Dibromo-alpha-terthienyl, 5,5''-Dibromo-2,2':5',2''-terthiophene

5,5''-Dibromo-2,2':5',2''-terthiophene (CAS 98057-08-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H6Br2S3 and a molecular weight of 406.179 g/mol. It is also known as 2,5-Bis(5-bromothiophen-2-yl)thiophene, 2,5-Di(5-bromothiophen-2-yl)thiophene and 5,5''-Dibromo-alpha-terthienyl. Key properties include a melting point of 150-155ºC, a boiling point of 417.2±40.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 206.1±27.3 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
98057-08-0
Jingsj CID
J-1365114-1
Molecular Formula
C12H6Br2S3
Chinese Name
5,5''-二溴-2,2':5',2''-联三噻吩
Molecular Weight
406.179 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point150-155ºC
Boiling Point417.2±40.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point206.1±27.3 °C

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger

Frequently Asked Questions

What is the CAS number of 5,5''-Dibromo-2,2':5',2''-terthiophene?

The CAS number of 5,5''-Dibromo-2,2':5',2''-terthiophene is 98057-08-0.

What are the molecular formula and molecular weight of 5,5''-Dibromo-2,2':5',2''-terthiophene?

5,5''-Dibromo-2,2':5',2''-terthiophene has molecular formula C12H6Br2S3 and molecular weight 406.179 g/mol.

Is 5,5''-Dibromo-2,2':5',2''-terthiophene hazardous?

5,5''-Dibromo-2,2':5',2''-terthiophene 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. "5,5''-Dibromo-2,2':5',2''-terthiophene (CAS 98057-08-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1365114-1 (accessed 2026-10-25).

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