[Chemical Science] Organocatalytic intramolecular (4 + 2) annulation of enals with ynamides: atroposelective synthesis of axially chiral 7-aryl indolines
Organocatalytic intramolecular (4 + 2) annulation of enals with ynamides: atroposelective synthesis of axially chiral 7-aryl indolinesAuthors: Zhi-Xin Zhang, Li-Gao Liu, Yi-Xi Liu, Jian Lin, Xin Lu*, Long-Wu Ye and Bo Zhou*Abstract: Catalytic enantioselective transformation of alkynes has become a powerful tool for...