Enantioselective Base-Free Electrophilic Amination of Benzofuran-2(3H)-ones

Angewchem

Enantioselective Base-Free Electrophilic Amination of Benzofuran-2(3H)-ones: Catalysis by Binol-Derived P-Spiro Quaternary Phosphonium Salts
Chuan-Le Zhu, Fa-Guang Zhang, Wei Meng, Jing Nie, Dominique Cahard and Jun-An Ma