Direct Catalytic Asymmetric Aldol Reactions Promoted by 4( R)-(2,4,6-Trimethylbenzyloxy)-( S)-proline
SHEN Zong-Xuan,DING Yi,LI Ming 2,LIU Yan-Hua,ZHANG Ya-Wen* ,1
Chin. J. Org. Chem. . 2005, (9): 1113 -1115 .