indolyl-2-carbinols with various dienophiles such as indole derived α,β-unsaturated esters, ketones, nitriles and cinnamates is described. The strategy was further applied for the synthesis of optically active pyrrolo[1,2-a]indoles in >97% de using the chiral auxiliary based approach.
描述了Cu(OTf)2催化
吲哚基-2-
甲醇与各种双亲物如
吲哚衍生的α,β-不饱和酯,酮,腈和
肉桂酸酯的[6 + 2]环加成反应。该策略进一步被应用到基于手性助剂的合成中,以> 97%de的光学活性
吡咯并[1,2- a ]
吲哚合成。