2,4-Dibromothiophene

2,4-二溴噻吩

Also known as: 2,4-DIBROMOTHIOPHENE, 2,4-DIBROMOTHIOPHENE 96%, 2,4-DIBROMOTHIOPHENE, 90+%, 2,4-DIBROMOTHIOPHENE,96%, 2,4-Dibrom-thiophen, 2,4-Dibromo-thiophene, 2,4-Dibromothiophene ISO 9001:2015 REACH, 2,4-Dibromothiophene,94%, 2,4-Dibromothiophene>, Thiophene, 2,4-dibromo-, 2,4-dibromothiophen, 3,5-dibromothiophene, MFCD00043889, Thiophene,2,4-dibromo-, S0514

2,4-Dibromothiophene (CAS 3140-92-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H2Br2S and a molecular weight of 241.932 g/mol. It is also known as 2,4-DIBROMOTHIOPHENE, 2,4-DIBROMOTHIOPHENE 96% and 2,4-DIBROMOTHIOPHENE, 90+%. Key properties include a melting point of -30ºC, a boiling point of 213.4±20.0 °C at 760 mmHg, a density of 2.2±0.1 g/cm3 and a flash point of 82.9±21.8 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3140-92-9
Jingsj CID
J-26493-4
Molecular Formula
C4H2Br2S
Chinese Name
2,4-二溴噻吩
Molecular Weight
241.932 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-30ºC
Boiling Point213.4±20.0 °C at 760 mmHg
Density2.2±0.1 g/cm3
Flash Point82.9±21.8 °C

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger

Frequently Asked Questions

What is the CAS number of 2,4-Dibromothiophene?

The CAS number of 2,4-Dibromothiophene is 3140-92-9.

What are the molecular formula and molecular weight of 2,4-Dibromothiophene?

2,4-Dibromothiophene has molecular formula C4H2Br2S and molecular weight 241.932 g/mol.

Is 2,4-Dibromothiophene hazardous?

2,4-Dibromothiophene 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. "2,4-Dibromothiophene (CAS 3140-92-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26493-4 (accessed 2026-10-22).

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