Decarboxylative Cyanation of Aliphatic Carboxylic Acids via Visible-Light Flavin Photocatalysis
作者:Nieves P. Ramirez、Burkhard König、Jose C. Gonzalez-Gomez
DOI:10.1021/acs.orglett.9b00064
日期:2019.3.1
An operationally simple method is disclosed for the decarboxylative cyanation of aliphaticcarboxylicacids at room temperature. Riboflavin tetraacetate, which is an inexpensive organic photocatalyst, promotes the oxidation of carboxylicacids upon visible-light activation. After decarboxylation, the generated radicals are trapped by TsCN, yielding the desired nitriles without any further additive