Asymmetric aza-Henry reaction to provide oxindoles with quaternary carbon stereocenter catalyzed by a metal-templated chiral Brønsted base

Ying Hu, Zijun Zhou, Lei Gong, Eric Meggers
2015 Organic Chemistry Frontiers  
An inert octahedral chiral-at-metal iridium(iii) complex serves as a highly effective chiral Brønsted base catalyst for implementing a quaternary carbon stereocenter.
doi:10.1039/c5qo00132c fatcat:jf6khytuirfytinp3cwmevuiqa