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Synlett 1993; 1993(3): 213-214
DOI: 10.1055/s-1993-22406
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A New Cyclopropanation of 1,1-Diarylethylenes via Ziegler Type Addition of α-(Benzotriazol-1-yl) Carbanions

Alan R. Katritzky* , Mikhail F. Gordeev
  • *Center for Heterocyclic Compounds, Department of Chemistry, University of Florida, Gainesville, Florida 32611-2046, USA
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Publication Date:
19 March 2002 (online)

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α-(Benzotriazol-1-yl) carbanions, generated from 1-aryl-, 1-propyl- or 1-(phenylthiomethyl)benzotriazoles, reacted with 1,1-diarylethylenes to yield trisubstituted cyclopropanes in high yields.