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Paper | Special issue | Vol 86, No. 1, 2012, pp. 637 - 648
Published online: 7th August, 2012
DOI: 10.3987/COM-12-S(N)63
SYNTHESIS AND PROPERTIES OF AZULENE-SUBSTITUTED THIOPHENES, TERTHIOPHENES AND DITHIENOTHIOPHENES

Tetsuo Okujima,* Akiko Toda, Yoko Miyashita, Ayumi Nonoshita, Hiroko Yamada, Noboru Ono, and Hidemitsu Uno

*Department of Chemistry and Biology, Graduate School or Science and Engineering, Ehime University, Bunkyo-cho 2-5, Matsuyama 790-8577, Japan

Abstract

Bis(azulenylethynyl)thiophenes, terthiophenes, and dithienothiophenes have been synthesized by the Pd-catalyzed cross-coupling of the corresponding diiodothiophenes with 1- and 6-ethynylazulenes under SonogashiraHagihara conditions.

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