Tandem 2 + 4 Annulation/Aromatization Reaction of Yne-Enones with o-Sulfonamidobenzaldehydes

Key Points

• The aim is to explore yne-enones in phosphine-catalyzed tandem annulation and aromatization reactions.
• Utilized yne-enones and o-sulfonamidobenzaldehydes as substrates.
• Applied phosphine as a catalyst in the reaction process.
• Analyzed reaction conditions to optimize product yield.
• Successful formation of aromatic compounds from yne-enones.
• Demonstrated a new pathway for molecule transformation using phosphine.
• Achieved higher efficiency under specific conditions compared to traditional methods.