作者:Juan-Juan Wang、Wei Yu
DOI:10.1021/acs.orglett.9b03636
日期:2019.11.15
hydrosulfonylation of unactivated alkenes with sodium sulfinates was realized via [Ir(dF(CF3)ppy)2(dtbbpy)]PF6-mediated visible light photoredox catalysis. The presence of an acid such as acetic acid is essential for the reaction to take place. A variety of unactivated alkenes can be transformed into sulfones with good yield and high regioselectivity using this reaction, which is proposed to proceed by a radical
通过[Ir(dF(CF3)ppy)2(dtbbpy)] PF6介导的可见光光氧化还原催化作用,实现了未活化烯烃与亚磺酸钠的抗马氏复合羰基化反应。酸例如乙酸的存在对于反应的发生是必不可少的。使用该反应,可以将多种未活化的烯烃以良好的产率和高的区域选择性转化为砜,这被认为是通过自由基机理进行的。