Enantioselective Dearomative Alkynylation of Chromanones: Opportunities and Obstacles
作者:Anita E. Mattson、Yong Guan、Tadas Buivydas、Remy F. Lalisse、Rameez Ali、Christopher M. Hadad
DOI:10.1055/a-1811-8075
日期:2022.10
A catalytic and highly enantioselective dearomative alkynylation of chromanones has been discovered that enables the construction of biologically relevant tertiary ether stereogenic centers. This methodology is robust, accommodating a variety of alkynes and chromanones. More than 40 substrates tested gave rise to >90% ee. Computational studies have indicated that the optimal indanyl ligand identified