4-Bromo-7-chlorobenzo[b]thiophene

4-溴-7-氯苯并[b]噻吩

4-Bromo-7-chlorobenzo[b]thiophene (CAS 1427377-20-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H4BrClS and a molecular weight of 247.54 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1427377-20-5
Jingsj CID: J-814930-5
Molecular Formula: C₈H₄BrClS
Chinese Name: 4-溴-7-氯苯并[b]噻吩
Molecular Weight: 247.54 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-Bromo-7-chlorobenzo[b]thiophene?

The CAS number of 4-Bromo-7-chlorobenzo[b]thiophene is 1427377-20-5.

What are the molecular formula and molecular weight of 4-Bromo-7-chlorobenzo[b]thiophene?

4-Bromo-7-chlorobenzo[b]thiophene has molecular formula C8H4BrClS and molecular weight 247.54 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Bromo-7-chlorobenzo[b]thiophene (CAS 1427377-20-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-814930-5 (accessed 2026-10-25).

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