The synthesis of the C19-C26 methyl ketone of amphidinolide H2 is described employing a stereoselective catalytic vinylogous Mukaiyama aldol reaction. Selective dihydroxylation and deoxygenation completes the synthesis of the C19-C26 segment.
采用立体选择性催化
乙烯基向山醛
缩醛反应,对C19-C26甲基酮的合成进行了描述。选择性二羟基化和脱氧反应完成了C19-C26部分的合成。