Ir-Catalyzed Functionalization of 2-Substituted Indoles at the 7-Position: Nitrogen-Directed Aromatic Borylation
Journal of the American Chemical Society2006Vol. 128(49), pp. 15552–15553
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Sulagna Paul, Ghayoor Abbas Chotana, Daniel Holmes, Rebecca C. Reichle, Robert E. Maleczka, Milton R. Smith
Abstract
Ir-catalyzed borylation of 2-substituted indoles selectively yields 7-borylated products in good yields. N-Protection, required for previous functionalizations of 2-substituted indoles, is unnecessary.
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