Enantioselective Palladium-Catalyzed Intramolecular α-Arylative Desymmetrization of 1,3-Diketones
作者:Chendan Zhu、Dingyi Wang、Yue Zhao、Wei-Yin Sun、Zhuangzhi Shi
DOI:10.1021/jacs.7b10365
日期:2017.11.22
An efficient enantioselective protocol has been reported to build highly oxygenated and densely substituted bicyclo[m.n.1] skeletons through intramolecular asymmetric α-arylative desymmetrization of 1,3-diketones. Employing Pd catalyst and FOXAP ligand, various bicyclo[m.n.1] skeleton with different size can be accessed with high enantio- and diastereoselectivities. Utilizing the present method as
据报道,一种有效的对映选择性方案可构建高度氧化和密集取代的双环[ m]。Ñ 0.1]到的1,3-二酮的分子内不对称α-arylative desymmetrization骨架。使用Pd催化剂和FOXAP配体,各种双环[ m。[ 0.1] [n.1]骨架可以通过高对映选择性和非对映选择性获得。利用本发明的方法作为关键步骤,已经证明了(-)-细小佛碱的形式不对称全合成。