Synthesis of Aminophosphine Phosphinite Ligand Bis(oxaza-phospholano)-ethane with C 2-Symmetric Axis and Its Application in Asymmetric Hydrogenation
GONG Da-Chun* ,a,b,ZHOU Hua b,WEI Ping b,
WANG Tai-Shan c,OUYANG Ping-Kai b
Chin. J. Org. Chem. . 2008, (04): 638 -643 .