A C2-symmetrical 16-membered macrodiolide, (−)-pyrenophorin has been synthesized enantioselectively using newly developed 4-DMAP-catalyzed ester exchange reaction of phosphonoacetates with lactols.
使用新开发的4-
DMAP催化的
膦酰基乙酸酯与
乳酸酯的酯交换反应,对映体选择性地合成了AC 2对称的16元大环烯二醇(-)-pyrenophorin。