Synthesis of new C2-symmetric bis(b-hydroxy amide) ligands and their applications in the enantioselective addition of alkynylzinc to aldehydes

Xin-Ping Hui*, Chao Yin, Zhi-Ce Chen, Lu-Ning Huang, Peng-Fei Xu * and Gui-Fang Fan

https://doi.org/10.1016/j.tet.2008.01.036