Tetrahedron Letters 2007-Nov
Asymmetric Synthesis of (+)-Iso-6-Cassine via Stereoselective Intramolecular Amidomercuration.
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The first asymmetric synthesis of (+)-iso-6-cassine is described. Lipase-catalyzed resolution, enantioselective Overman rearrangement, and diastereoselective intramolecular amidomercuration were used for the installation of the three stereocenters in (+)-iso-6-cassine, and cross-metathesis was employed for the attachment of the side-chain.