Synthesis of Ester-Substituted Indolo[2,1-<i>a</i>]isoquinolines via Photocatalyzed Alkoxycarbonylation/Cyclization Reactions
Jian‐Qiang Chen, Xiaodong Tu, Binyan Qin, Shaoxin Huang, Jun Zhang, Jie Wu
Abstract
A direct alkoxycarbonylation/cyclization reaction is accomplished under visible light-induced photoredox catalysis. With this approach, a variety of ester-substituted indolo[2,1-a]isoquinolines are prepared in good to excellent yields. It is worth noting that this method not only can afford the synthesis of indolo[2,1-a]isoquinolines but also can provide an alternative route for generating complex target structures bearing carboxylic esters.
Topics & Concepts
ChemistryCatalysisReaction conditionsCombinatorial chemistryOrganic chemistryCatalytic C–H Functionalization MethodsRadical Photochemical ReactionsSynthesis of Indole Derivatives