Syntheses of Novel C 2-symmetric Chiral Bis(oxazoline) Ligands and Their Application in Titanium Catalyzed Diethylzinc Additions to Aldehydes
ZHANG Chun-Hun, LIU Yue-Jin, YANG Nian-Fa, YANG Li-Wen, YANG Guo
Chinese Journal of Organic Chemistry . 2004, (8): 977 -980 .