3-tert-Butylthiophene

3-叔丁基噻吩

Also known as: 3-tert-Butylthiophene, 3-(1,1-dimethylethyl)thiophene, 3-t-Butylthiophene, Thiophene, 3-(1,1-dimethylethyl)-, 3-tert.-Butyl-thiophen, 3-t-butylthiophene

3-tert-Butylthiophene (CAS 1689-79-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H12S and a molecular weight of 140.24600 g/mol. It is also known as 3-(1,1-dimethylethyl)thiophene, 3-t-Butylthiophene and Thiophene, 3-(1,1-dimethylethyl)-. Key properties include a boiling point of 169.8ºC at 760 mmHg, a density of 0.963g/cm3 and a flash point of 37.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1689-79-8
Jingsj CID
J-1422658-8
Molecular Formula
C8H12S
Chinese Name
3-叔丁基噻吩
Molecular Weight
140.24600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point169.8ºC at 760 mmHg
Density0.963g/cm3
Flash Point37.7ºC

Frequently Asked Questions

What is the CAS number of 3-tert-Butylthiophene?

The CAS number of 3-tert-Butylthiophene is 1689-79-8.

What are the molecular formula and molecular weight of 3-tert-Butylthiophene?

3-tert-Butylthiophene has molecular formula C8H12S and molecular weight 140.24600 g/mol.

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

Last updated:

How to cite: Jingsj. "3-tert-Butylthiophene (CAS 1689-79-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1422658-8 (accessed 2026-10-25).

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