Enantiopure Trans-4,5-Disubstituted 2-Imidazolidinones via Copper(I)-Catalyzed Ring Opening of 1,1'-DiBoc-2,2'-Biaziridine with Grignard Reagents.

Enantiopure Trans-4,5-Disubstituted 2-Imidazolidinones via Copper(I)-Catalyzed Ring Opening of 1,1'-DiBoc-2,2'-Biaziridine with Grignard Reagents.