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Product Code B761-1g
Price £130 ex. VAT

Specifications | MSDS | Literature and Reviews


2,5-Dibromo-3-chlorothiophene is a chloro substituted thiophene derivative that is electron deficient.

2,5-Dibromo-3-chlorothiophene has been used for the synthesis of medium to wide bandgap highly efficient polymer semiconductors, i.e. PTCl and other highly soluble polymer semiconductors that can be processed with toluene, THF and xylenes for eco-friendly low-cost solution processing organic solar cells.

General Information


CAS Number 32431-91-7
Chemical Formula C4HBr2ClS
Molecular Weight 276.38 g/mol
Full Name 2,5-Dibromo-3-chlorothiophene
Synonyms Thiophene, 2,5-dibromo-3-chloro-
Classification / Family Thiophene derivatives, Organic semiconducting materials intermediates, Semiconductor Synthesis, Organic Photovoltaics.

Chemical Structure


Chemical structure of 2,5-Dibromo-3-chlorothiophene, CAS 32431-91-7
Chemical structure of 2,5-dibromo-3-chlorothiophene, CAS 32431-91-7

Product Details


Purity 97%
Melting Point 24 °C - 25 °C
Appearance Off-white powder/crystals

MSDS Documentation


2,5-Dibromo-3-chlorothiophene MSDS sheet2,5-Dibromo-3-chlorothiophene MSDS sheet

Literature and Reviews


  1. Chlorine Effects of Heterocyclic Ring‐Based Donor Polymer for Low‐Cost and High‐Performance Nonfullerene Polymer Solar Cells, S. Jeon et al., Solar RRL, 3 (7), 1900094 (2019); DOI: 10.1002/solr.201900094..
  2. Case Study on the Correlation between Crystal Packing and Miscibility of Chlorinated Thiophene–Based Donor Polymers for Nonfullerene Organic Solar Cells with Long Shelf Life, S. Jeon et al., Sol. RRL 2020, 4, 2000074 (2020); DOI: 10.1002/solr.202000074.
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