Stereocontrolled Formation of Quaternary Carbon Centers by Conjugate Addition of Lithium Enolates of Dioxanones to .beta.-Bromoacrylates and .beta.-Bromovinyl Sulfones: Dependence of Stereoselectivity on Alkene Geometry
Stereocontrolled Formation of Quaternary Carbon Centers by Conjugate Addition of Lithium Enolates of Dioxanones to .beta.-Bromoacrylates and .beta.-Bromovinyl Sulfones: Dependence of Stereoselectivity on Alkene Geometry
Stereocontrolled Formation of Quaternary Carbon Centers by Conjugate Addition of Lithium Enolates of Dioxanones to .beta.-Bromoacrylates and .beta.-Bromovinyl Sulfones: Dependence of Stereoselectivity on Alkene Geometry