New synthetic approaches to CNS drugs. A
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Beatriz Pita; Christian F. Masaguer; Enrique RaviΓ±a
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Article
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2002
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Elsevier Science
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French
β 97 KB
We have developed a facile and efficient synthesis of new conformationally restricted butyrophenones in the indole and quinoline series via palladium-catalyzed oxidation of hydroxyenaminones, and subsequent cyclization followed by spontaneous aromatization.