This article describes a simple chiral primary amine catalyzed efficient and practical
protocol for the large-scale synthesis of Wieland–Miescher and Hajos–Parrish ketones
as well as their analogues.
Key words
Wieland–Miescher ketone - Hajos–Parrish ketone - primary amine catalysis - Hajos–Parrish–Eder–Sauer–Wiechert
reaction - Robinson annulation