Nickel-catalyzed C–O/O–H Annulation of Salicylate Esters with Alkynes: Activation of C–O Bond in Esters
作者:Yasuaki Iyori、Naoto Chatani
DOI:10.1246/cl.200885
日期:2021.3.5
The Ni-catalyzed C−O/O−H annulation of salicylate esters with alkynes, leading to the production of chromone derivatives is reported. The key step in the reaction is the cleavage of an acyl C-Obond. The presence of a base is essential for the reaction to proceed.