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Synlett 1995; 1995(8): 859-860
DOI: 10.1055/s-1995-5110
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An Expeditious Synthesis of 2,2’-Biindolyl

Kogyoku Shin, Kunio Ogasawara*
  • *Pharmaceutical Institute, Tohoku University, Aobayama, Sendai 980-77, Japan, Fax +81-22-217-6845; E-mail c21799@cctu.cc.tohoku.ac.jp
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Publication Date:
31 December 2000 (online)

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Treatment of 1,4-di(2-ethoxycarbonylaminophenyl)-butadiyne, obtained from 2-iodoaniline in four steps, with sodium ethoxide in refluxing ethanol furnishes 2,2’-biindolyl in one step in an excellent yield.

2,2’-biindolyl - cross-coupling reaction - homo-coupling reaction - indole synthesis - palladium catalyst