Substrate-Controlled Divergent Synthesis of Substituted Carbazoles through Cascade Reaction of 2-Alkenylndoles with α,β-Unsaturated Ketones

Key Points

• The research aims to establish a method for synthesizing substituted carbazoles using readily available starting materials.
• Utilized phosphomolybdic acid as a catalyst
• Employed ion liquid as a solvent
• Investigated cascade reaction of 2-alkenylindoles with α,β-unsaturated ketones
• Successfully synthesized various substituted carbazoles
• Demonstrated divergent outcomes based on starting materials
• Highlighted the efficiency of the method in utilizing readily available reactants