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Synthesis 1993; 1993(7): 678-680
DOI: 10.1055/s-1993-25919
short paper
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The Regiospecific Substitution of Halogenated Quinones by Sulfonamides

Colette Mongrain* , Linda Lee, Paul Brassard
  • *Département de chimie, Université Laval, Québec, Canada G1K 7P4
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Publikationsdatum:
17. September 2002 (online)

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Sulfonamides of anthranilic esters react regiospecifically with halogenated benzo- and naphthoquinones in the presence of fluoride ions in dimethylformamide. Highly substituted products are thus made available for conversion to a wide variety of highly substituted acridones some of which are difficult to obtain by other means.