Sequenced Reactions with Samarium(II) Iodide. Sequential Nucleophilic Acyl Substitution/Ketyl Olefin Coupling Reactions for the Preparation of Oxygen Heterocycles
作者:Gary A. Molander、Christina R. Harris
DOI:10.1021/jo9700235
日期:1997.5.1
Samarium(II) iodide has been employed to promote a sequentialintramolecularnucleophilicacylsubstitution/intramolecular ketyl olefin coupling cyclization sequence to provide bicyclic, tricyclic, and spiro-fused oxygen heterocycles in excellent yield and with high diastereoselectivity.