5-Bromo-3-methyl-1-benzothiophene

5-溴-3-甲基苯并[b]噻吩

Also known as: 5-Bromo-3-methyl-benzo[b]thiophene, 5-Bromo-3-methylbenzothiophene, 5-bromo-3-methyl-1-benzothiophene, Benzo[b]thiophene, 5-bromo-3-methyl-

5-Bromo-3-methyl-1-benzothiophene (CAS 1196-09-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H7BrS and a molecular weight of 227.121 g/mol. It is also known as 5-Bromo-3-methyl-benzo[b]thiophene, 5-Bromo-3-methylbenzothiophene and 5-bromo-3-methyl-1-benzothiophene. Key properties include a boiling point of 302.3±22.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 136.6±22.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1196-09-4
Jingsj CID
J-1500964-5
Molecular Formula
C9H7BrS
Chinese Name
5-溴-3-甲基苯并[b]噻吩
Molecular Weight
227.121 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point302.3±22.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point136.6±22.3 °C

Frequently Asked Questions

What is the CAS number of 5-Bromo-3-methyl-1-benzothiophene?

The CAS number of 5-Bromo-3-methyl-1-benzothiophene is 1196-09-4.

What are the molecular formula and molecular weight of 5-Bromo-3-methyl-1-benzothiophene?

5-Bromo-3-methyl-1-benzothiophene has molecular formula C9H7BrS and molecular weight 227.121 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Bromo-3-methyl-1-benzothiophene (CAS 1196-09-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500964-5 (accessed 2026-10-22).

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