Auto-tandem catalysis:: Synthesis of substituted 11H-indolo [3,2-c]quinolines via palladium-catalyzed intermolecular C-N and intramolecular C-C bond formation
amination;
C-H activation;
malaria;
palladium;
tandem catalysis;
D O I:
10.1002/adsc.200700328
中图分类号:
O69 [应用化学];
学科分类号:
081704 ;
摘要:
D-Ring substituted 11H-indolo[3,2-c]quinolines (4) have been prepared via auto-tandem consecutive intermolecular Buchwald-Hartwig reaction and intramolecular palladium-catalyzed arylation on 4-chloroquinoline (1) with N-unsubstituted 2-chloroanilines (2). The reported 11H-indolo[3,2-c]quinolines (4) represent the first examples in which tandem catalysis has been used to construct N-unsubstituted carbolines.