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Communication | Regular issue | Vol 24, No. 9, 1986, pp.2399-2402
Published online, 1st January, 1970
DOI: 10.3987/R-1986-09-2399
Sulfonioindolides and Sulfoniopyrrolides

Klaus Hartke* and Dorothee Strangemann

*Institut für Pharmazeutische Chemie, Universität Marburg, Marbacher Weg 6, D-35032 Marburg/Lahn, Germany

Abstract

Sulfoxides react with indoles and pyrroles in the presence of trifluoroacetic anhydride to form 3-indolylsulfonium- and 2- or 3-pyrrolylsulfoniom salts. Deprotonation gives rise to sulfonioindolides and sulfoniopyrrolides.