作者:Brian B. Liau、Benjamin C. Milgram、Matthew D. Shair
DOI:10.1021/ja307207q
日期:2012.10.10
Total syntheses of HMP-Y1, atrop-HMP-Y1, hibarimicinone, atrop-hibarimicinone, and HMP-P1 are described using a two-directional synthesis strategy. A novel benzyl fluoride Michael-Claisen reaction sequence was developed to construct the complete carbon skeleton of HMP-Y1 and atrop-HMP-Y1 via a symmetrical, two-directional, double annulation. Through efforts to convert HMP-Y1 derivatives to hibarimicinone
使用双向合成策略描述了 HMP-Y1、atrop-HMP-Y1、hibarimicinone、atrop-hibarimicinone 和 HMP-P1 的总合成。开发了一种新的苄基氟迈克尔-克莱森反应序列,通过对称、双向、双环化来构建 HMP-Y1 和 atrop-HMP-Y1 的完整碳骨架。通过将 HMP-Y1 衍生物转化为 Hibarimicinone 和 HMP-P1,实现了仿生单氧化使受保护的 HMP-Y1 去对称化。开发了一种双向不对称双环化和仿生醚化,以构建多环和高度氧化的 Hibarimicinone、atrop-hibarimicinone 和 HMP-P1 骨架。使用外消旋联芳基前体可以合成两种 Hibarimicinone 阻转异构体,并首次证实了 atrop-hibarimicinone 的结构。此外,这项工作记录了首次报道的 atrop-hibarimicinon