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2-Bromo-3-octylthiophene (CAS 145543-83-5)

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CAS Number:
145543-83-5
Molecular Weight:
275.25
Molecular Formula:
C12H19BrS
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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2-Bromo-3-octylthiophene, often abbreviated as 2-Br-3-OT, is an aromatic compound hinged on a thiophene base with an attached branched alkyl side chain. This colorless liquid exhibits solubility in a majority of organic solvents and is characterized by low volatility. It acts as a critical component in the synthesis of a wide range of organic molecules and serves as a reagent in polymer synthesis. Furthermore, it is utilized as a foundational building block in nanomaterial production. Beyond these uses, 2-Bromo-3-octylthiophene has demonstrated potential biological activity in varying environments. Its utility extends to the synthesis of diverse organic molecules, including dyes, and it plays a vital role in the development of polymers and nanomaterials. The compound has demonstrated cytotoxic effects on various cell lines, including human breast and colon cancer cells. Studies also suggest that 2-Bromo-3-octylthiophene may inhibit the growth of certain bacterial strains like Staphylococcus aureus and Escherichia coli. However, the precise mechanism of action of 2-Bromo-3-octylthiophene remains an area of ongoing study. Preliminary research indicates that it may function as an inhibitor of specific enzymes, including topoisomerase I and DNA gyrase, and potentially restrict the activity of certain transcription factors, such as NF-κB.


2-Bromo-3-octylthiophene (CAS 145543-83-5) References

  1. Influence of Block Ratio on Thermal, Optical, and Photovoltaic Properties of Poly(3-hexylthiophene)-b-poly(3-butylthiophene)-b-poly(3-octylthiophene).  |  Nguyen, VH., et al. 2022. Molecules. 27: PMID: 36500557
  2. Electrochemical preparation and characterization of a new conducting copolymer of 2,7-carbazole and 3-octylthiophene  |  , et al. (2017). Polymer Bulletin. volume 74,: pages 1649–1660.
  3. UV–VIS–NIR and Raman spectroelectrochemistry of regioregular poly(3-octylthiophene): comparison with its non-regioregular analogue  |  Miroslaw Trznadel, Malgorzata Zagórska, Mieczyslaw Lapkowski, Guy Louarn, Serge Lefrant and Adam Pron., 1996. Journal of the Chemical Society, Faraday Transactions. Issue 8: 1387-1393.
  4. Efficient synthesis of benzobisazole terpolymers containing thiophene and fluorene†  |  Jared F. Mike a, Jeremy J. Intemann a, Min Cai b, Teng Xiao b, Ruth Shinar c, Joseph Shinar b and Malika Jeffries-EL *a. 2011. Polym. Chem.,., 2,: 2299-2305.
  5. Palladium-catalyzed synthesis of oligo(alkylthiophenes)  |  . 18 March 2003,. Journal of Molecular Catalysis A: Chemical Volume 195, Issues 1–2,: Pages 125-131.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

2-Bromo-3-octylthiophene, 5 g

sc-225196
5 g
$134.00