Recent advances in the synthesis of polycyclic and spiro N-heterocycles via aryl alkyne-based strategies

Key Points

• To explore the advancements in using aryl alkynes for synthesizing polycyclic and spiro N-heterocycles.
• Examine recent developments in cascade cyclization processes involving aryl alkynes.
• Analyze various synthetic strategies to construct heterocycles.
• Review applications and implications of these synthetic methods.
• Demonstrated the efficiency of aryl alkynes in constructing diverse heterocyclic structures.
• Showed significant improvements in reaction yields and diversity of products from recent strategies.