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Communication | Regular issue | Vol 26, No. 10, 1987, pp.2599-2602
Published online, 1st January, 1970
DOI: 10.3987/R-1987-10-2599
Preparation of an α,β-Type of Ter- and Septithiophenes

Juzo Nakayama, Shigeru Murabayashi, and Masamatsu Hoshino

*Department of Chemistry, Faculty of Science, Saitama University, Saitama, Saitama 338-8570, Japan


An α,β-type of thiophene oligomers, 2,3’:4’,2”-terthiophene and 2,3’:4’,2”:5”,3’’’:4’’’,2””:5””,3””’:4””’,2”””-septithiophene, were synthesized through intramolecular reductive coupling reaction of diketo sulfides with a low-valent titanium reagent.