Synthesis of Isocoumarin Derivatives by Copper-Catalyzed Addition of <i>o</i>-Halobenzoic Acids to Active Internal Alkynes
作者:Xun-Xiang Guo
DOI:10.1021/jo302499k
日期:2013.2.15
The addition of o-halobenzoic acids to active internal alkynes proceeds efficiently in the presence of CuCl2 as a catalyst to give the corresponding isocoumarin derivatives in moderate to good yields. This strategy offers a simple, efficient route to synthesis of the isocoumarin derivatives.