Gold(I)-Catalyzed Regioselective Hydroarylation of indole-Ynones: An Approach to Carbazole Derivatives

Key Points

• The research aims to explore a gold(I)-catalyzed method for regioselective hydroarylation of indole-ynones to form carbazole derivatives.
• Utilized gold(I) catalyst for hydroarylation reactions.
• Investigated umpolung arylation when a vinyl group is present at the carbonyl end.
• Characterized the resulting products, focusing on dihydrocarbazoles.
• Successful regioselective arylation of indole-ynones was achieved.
• Dihydrocarbazoles were synthesized with high efficiency under mild conditions.
• The reaction pathway included tandem Nazarov rearrangement, enhancing product formation.