A versatile, stereoselective synthesis of 5-hydroxypiperidinones with substituents at N1, C3, and C6 has been developed. The sequence involves ring-closing metathesis of a diene amide and epoxidation of the resulting alkene, followed by.base-mediated elimination, and finally hydrogenation.
A versatile, stereoselective synthesis of 5-hydroxypiperidinones with substituents at N1, C3, and C6 has been developed. The sequence involves ring-closing metathesis of a diene amide and epoxidation of the resulting alkene, followed by.base-mediated elimination, and finally hydrogenation.