Synthesis of 1,4-Bis(9-O-quininyl)phthalazine and Its Application as a Ligand to the Catalytic Asymmetric Dihydroxylation of Olefins
SUN Xiao-Li, KUANG Yong-Qing, NAN Peng-Juan, ZHANG Sheng-Yong
Chem. J. Chinese Universities . 2003, (7): 1216 -1218 .