A novel and direct synthesis of alkylated 2,2′-bithiophene derivatives using a combination of hypervalent iodine(III) reagent and BF3·Et2O

Hirofumi Tohma; Minako Iwata; Tomohiro Maegawa; Yorito Kiyono; Akinobu Maruyama; Yasuyuki Kita

doi:10.1039/B302462H

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A novel and direct synthesis of alkylated 2,2′-bithiophene derivatives using a combination of hypervalent iodine(iii) reagent and BF₃·Et₂O

Hirofumi Tohma,^a Minako Iwata,^a Tomohiro Maegawa,^a Yorito Kiyono,^a Akinobu Maruyama^a and Yasuyuki Kita*^a

Author affiliations

* Corresponding authors

^a Graduate School of Pharmaceutical Sciences, Osaka University, 1-6 Yamada-oka, Suita, Osaka, 565-0871, Japan
E-mail: kita@phs.osaka-u.ac.jp
Fax: +81-6-6879-8229
Tel: +81-6-6879-8225

Abstract

A novel nonmetallic oxidative coupling of alkylthiophene derivatives leading to the corresponding 2,2′-bithiophene derivatives using a combination of a hypervalent iodine(III) reagent, phenyliodine bis(trifluoroacetate) (PIFA), and BF₃·Et₂O was developed.

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Article information

DOI: https://doi.org/10.1039/B302462H
Article type: Communication
Submitted: 05 Mar 2003
Accepted: 24 Apr 2003
First published: 29 Apr 2003

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Org. Biomol. Chem., 2003,1, 1647-1649

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A novel and direct synthesis of alkylated 2,2′-bithiophene derivatives using a combination of hypervalent iodine(III) reagent and BF₃·Et₂O

H. Tohma, M. Iwata, T. Maegawa, Y. Kiyono, A. Maruyama and Y. Kita, Org. Biomol. Chem., 2003, 1, 1647 DOI: 10.1039/B302462H

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Organic & Biomolecular Chemistry