Enantioselective Synthesis of Daurichromenic Acid and Confluentin
作者:Kegang Liu、Wolf-D. Woggon
DOI:10.1002/ejoc.200901403
日期:2010.2
The first asymmetric synthesis of daurichromenicacid and confluentin is described. The key step of the sequence leading to both natural products is a highly enantioselective domino aldol/oxa Michael reaction (97 % ee) of farnesal and 2-methoxy-4 -methylsalicylaldehyde.