Palladium‐Catalyzed
<i>peri</i>
‐Selective C−H Fluoroalkoxylation of Aryl Sulfoxides
作者:Tomohiko Sato、Keisuke Nogi、Hideki Yorimitsu
DOI:10.1002/cctc.202000485
日期:2020.7.6
Sulfinyl‐directed peri‐selective C−H fluoroalkoxylation of aryl sulfoxides with fluorinated alcohols has been developed. By means of a palladium catalyst and PhI(OAc)2 as an oxidant, a range of fluoroalkoxy groups can be installed onto the peri position of aryl sulfoxides. The remaining sulfinyl groups on the fluoroalkoxylation products further promote Pummerer‐based C−H functionalizations.
亚磺酰定向围与氟化醇芳基亚砜-选择性C-H fluoroalkoxylation已经研制成功。借助于钯催化剂和PhI(OAc)2作为氧化剂,可以将一系列的氟代烷氧基安装在芳基亚砜的周围。氟代烷氧基化产物上剩余的亚磺酰基进一步促进了基于Pummerer的CH的功能化。