PhI(OAc)2-promoted umpolung acetoxylation of enamides for the synthesis of α-acetoxy ketones
作者:Ming Chen、Wei Zhang、Zhi-Hui Ren、Wen-Yun Gao、Yao-Yu Wang、Zheng-Hui Guan
DOI:10.1007/s11426-016-0478-3
日期:2017.6
is a fundamental concept in organic chemistry, which provides an alternative strategy for the synthesis of target compounds which were not easily accessible by conventional methods. Herein, a mild and efficient PhI(OAc)2-promoted umpolung acetoxylation reactions of enamides was developed for the synthesis of α-acetoxy ketones. The reaction tolerates a wide range of functional groups and affords α-acetoxy
Umpolung是有机化学的基本概念,它为合成目标化合物提供了另一种策略,而这些目标化合物是常规方法不易获得的。在本文中,开发了温和且有效的PhI(OAc)2促进的酰胺的氨酚乙酰氧基化反应,用于α-乙酰氧基酮的合成。该反应可耐受各种官能团,并以良好或优异的产率提供α-乙酰氧基酮。PhI(OAc)2在反应中用作乙酰氧基的来源。