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Communication | Regular issue | Vol 16, No. 9, 1981, pp.1441-1443
Published online, 1st January, 1970
DOI: 10.3987/R-1981-09-1441
Reactions of 2-Chloroindoles: Synthesis of 2,2’-Biindolyls

Akinori Kubo* and Keijiro Uchino

*Meiji Pharmaceutical University, 2-522-1 Noshio, Kiyose, Tokyo 204-8588, Japan

Abstract

3-Alkyl-2-chloroindoles (2) react with 3-alkylindoles (4) in the presence of boron trifluoride etherate to afford 3,3’-dialkyl-2,2’-biindolyls (3) in good yields.