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Supramolecular assemblies with dithieno[3,2-b;2′,3′-d]thiophenes and other conjugated thiophene-containing π-systems

✍ Scribed by L. Peters; T. Sano; J.J. Morrison; N. Feeder; A.B. Holmes; A. Kraft


Book ID
117538319
Publisher
Elsevier Science
Year
2001
Tongue
English
Weight
265 KB
Volume
119
Category
Article
ISSN
0379-6779

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A convenient and improved synthesis of d
✍ Fredrik Allared; Jonas Hellberg; Tommi Remonen 📂 Article 📅 2002 🏛 Elsevier Science 🌐 French ⚖ 52 KB

An improved synthesis of dithieno[3,2-b:2%,3%-d]thiophene 1 is presented. By starting from 2,3-dibromothiophene 2 the total yield was improved from 35 to 58%. We also describe a more convenient synthesis of one of the reagents, benzenesulfonic acid thioanhydride 3.