Palladium-catalyzed intramolecular tandem dearomatization of indoles for the synthesis of tetracyclic indolines

A highly diastereoselective, atom-economical, and palladium-catalyzed Heck protocol for the assembly of structurally diverse indoline scaffolds with vicinal tertiary as well as quaternary stereocenters is described, starting from readily available N-halobenzoyl o-haloaniline derivatives and phenylbo...

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Bibliographic Details
Main Authors: Shao-Bo Duan, Xu-Jing Gao, Hong-Yu Zhang, Cong-Cong Lu, Jiquan Zhao, Ya-Ping Han, Yuecheng Zhang, Yong-Min Liang
Format: Article
Language:English
Published: Elsevier 2021-06-01
Series:Arabian Journal of Chemistry
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1878535221001702
Description
Summary:A highly diastereoselective, atom-economical, and palladium-catalyzed Heck protocol for the assembly of structurally diverse indoline scaffolds with vicinal tertiary as well as quaternary stereocenters is described, starting from readily available N-halobenzoyl o-haloaniline derivatives and phenylboronic acids. This cascade annulation reaction, which is scalable and conducts under an ambient atmosphere, provides the valuable tetracyclic indoline derivatives in an efficient and straightforward way.
ISSN:1878-5352