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4-Bromo-2-chlorothiophene

Also known as: 2-Chloro-4-bromothiophene, 2-Chloro-4-bromothiophene, 3-bromo-5-chlorothiophene, 4-Bromo-2-chlorothiophene, Thiophene, 4-bromo-2-chloro-

4-Bromo-2-chlorothiophene (CAS 32431-93-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H2BrClS and a molecular weight of 197.481 g/mol. Key properties include a boiling point of 188.0±20.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 67.5±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
32431-93-9
Jingsj CID
J-1504967-9
Molecular Formula
C4H2BrClS
Molecular Weight
197.481 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point188.0±20.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point67.5±21.8 °C
Exact Mass195.874908
PSA28.24000
LogP3.21
Vapor Pressure0.8±0.3 mmHg at 25°C
Refractive Index1.612

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 4-Bromo-2-chlorothiophene?

The CAS number of 4-Bromo-2-chlorothiophene is 32431-93-9.

What are the molecular formula and molecular weight of 4-Bromo-2-chlorothiophene?

4-Bromo-2-chlorothiophene has molecular formula C4H2BrClS and molecular weight 197.481 g/mol.

What are the upstream and downstream products of 4-Bromo-2-chlorothiophene?

For 4-Bromo-2-chlorothiophene, Upstream Products: 2-Bromo-5-chlorothiophene.

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

Last updated:

How to cite: Jingsj. "4-Bromo-2-chlorothiophene (CAS 32431-93-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1504967-9 (accessed 2026-11-09).

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