Ortho-Directed Metalation of 3-Carboxy-beta-carbolines: Use of the SmI(2)-Cleavable 9-N-(N',N'-Dimethylsulfamoyl) Blocking Group for the Preparation of 9-N-Deprotected 4-Amino Derivatives via Azide Introduction or a Palladium-Catalyzed Cross-Coupling Reaction.
Batch
Alexandre
A
Institut de Chimie des Substances Naturelles, Centre National de la Recherche Scientifique, 91198 Gif-sur-Yvette Cedex, France.
Dodd
Robert H.
RH