ChemInform Abstract: Synthesis of 3,4-Bis(4′-methylphenyl)thieno[2,3-b]thiophene: First Example of Peri-diarylthienothiophene.
Abstract
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ChemInform Abstract
The synthesis of the first peri-3,4-diarylthienothiophene (VII) using a Dieckmann type cyclization as key step is described.