Lewis base catalyzed asymmetric substitution/Diels-Alder cascade reaction: a rapid and efficient construction of enantioenriched diverse tricyclic heterocycles

Org Biomol Chem. 2013 Nov 7;11(41):7080-3. doi: 10.1039/c3ob41454j.

Abstract

The first tertiary amine catalyzed asymmetric allylic amination/cycloaddition cascade sequence has been developed, which provided a novel protocol to construct enantioenriched azapolyheterocycles under mild reaction conditions efficiently (up to 95% ee, endo/exo >20:1).