Synthesis of δ-Carbolines via a Pd-Catalyzed Sequential Reaction from 2-Iodoanilines and N-Tosyl-enynamines
摘要:
A facile Pd-catalyzed sequential reaction has been developed for the synthesis of delta-carbolines from 2-Iodoanilines and N-tosyl-enynamines. This protocol involves Larock heteroannulation/elimination/electrocyclization/oxidative aromatization cascade sequences and allows access to multisubstituted delta-carbolines in moderate to good yields.