5-bromo-2-n-butylthiophene

2-溴-5-正丁基噻吩

Also known as: 2-Bromo-5-butylthiophene, 2-bromo-5-n-butylthiophene, Thiophene, 2-bromo-5-butyl-

5-bromo-2-n-butylthiophene (CAS 128619-83-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H11BrS and a molecular weight of 219.14200 g/mol. It is also known as 2-Bromo-5-butylthiophene, 2-bromo-5-n-butylthiophene and Thiophene, 2-bromo-5-butyl-. Key properties include a boiling point of 237.1±20.0 °C(Predicted) and a density of 1.361±0.06 g/cm3(Predicted). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
128619-83-0
Jingsj CID
J-1099713-0
Molecular Formula
C8H11BrS
Chinese Name
2-溴-5-正丁基噻吩
Molecular Weight
219.14200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point237.1±20.0 °C(Predicted)
Density1.361±0.06 g/cm3(Predicted)

Frequently Asked Questions

What is the CAS number of 5-bromo-2-n-butylthiophene?

The CAS number of 5-bromo-2-n-butylthiophene is 128619-83-0.

What are the molecular formula and molecular weight of 5-bromo-2-n-butylthiophene?

5-bromo-2-n-butylthiophene has molecular formula C8H11BrS and molecular weight 219.14200 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-2-n-butylthiophene (CAS 128619-83-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1099713-0 (accessed 2026-10-25).

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