Catalyst-controlled regio- and stereoselective synthesis of diverse 12H-6,12-methanodibenzo[d,g][1,3]dioxocines
作者:Likai Xia、Hongyun Cai、Yong Rok Lee
DOI:10.1039/c4ob00691g
日期:——
one-pot regio- and stereoselective method for synthesizing diverse 1-hydroxy-12H-6,12-methanodibenzo[d,g][1,3]dioxocines and 3-hydroxy-12H-6,12-methanodibenzo[d,g][1,3]dioxocines using ethylenediammonium diacetate (EDDA) or p-toluenesulfonic acid (PTSA) catalyzed reactions between various resorcinols and a number of 2-hydroxychalcones. These reactions involve a catalyst-controlled cascade Michael-type
我们描述了一种有效的一锅区域和立体选择性方法,用于合成各种1-羟基-12 H -6,12-甲氧基二苯并[ d,g ] [1,3]二氧杂环庚烷和3-羟基-12 H -6,12-甲烷二苯并[ d,g ] [1,3]二氧杂环辛酮使用乙二酸二铵二乙酸酯(EDDA)或对甲苯磺酸(PTSA)催化了各种间苯二酚与许多2-羟基查尔酮之间的反应。这些反应涉及催化剂控制的级联迈克尔型反应/双环化过程。重要的是,这些反应为生产通常在多步反应中制备的生物学上感兴趣的复杂分子提供了快速的合成途径。