TCI C1192 3-Chlorothiophene, CAS 17249-80-8, is a heterocyclic building block in which a chlorine atom occupies the 3-position of the thiophene ring. This substitution pattern gives chemists regiochemical control that complements the more common 2-substituted isomers, making it useful for targeted derivatisation. It serves as a starting point for metal-catalysed cross-coupling reactions and for the preparation of thiophene-containing pharmaceuticals, agrochemicals, and organic electronic materials. AMI Scientific supplies the product in a 5 g pack for research use, and it should be handled in a fume hood following the manufacturer's Safety Data Sheet.
TCI brochures (PDF)
- Thiophenes 2026-06-29 · p. 4
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- Trofimov et al. (2001). An experimental and theoretical study of the valence shell photoelectron spectra of thiophene, 2-chlorothiophene and 3-chlorothiophene. Chemical Physics doi:10.1016/s0301-0104(00)00334-7
- Alakhras (2015). Spectroelectrochemistry of Intrinsically Conducting Selenophene-3-Chlorothiophene Copolymers. Journal of the Brazilian Chemical Society doi:10.5935/0103-5053.20150349
- Oliveira et al. (2023). The electronic spectra of 2- chlorothiophene and 3-chlorothiophene in the vacuum ultraviolet photoabsorption energy region (3.9–10.8 eV). Journal of Quantitative Spectroscopy and Radiative Transfer doi:10.1016/j.jqsrt.2022.108443
References were compiled automatically from Crossref and every DOI was verified to exist. AMI Scientific is not affiliated with the authors or the publishers.








