Concepedia

Facile synthesis of 2-substituted benzo[<i>b</i>]furans and indoles by copper-catalyzed intramolecular cyclization of 2-alkynyl phenols and tosylanilines

Zhouting Rong, Kexin Gao, Lei Zhou, Jianyuan Lin, Guo-Ying Qian

RSC Advances · 2019 · 29 citations · 37 references

DOIFull text

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Concepts

Abstract

A facile and inexpensive copper-catalyzed method was developed for the synthesis of 2-substituted benzo[<italic>b</italic>]furans and indoles.

References

37

Copper catalysis in the construction of indole and benzo[b]furan rings

Sandro Cacchi, Giancarlo Fabrizi, Antonella Goggiamani · Organic & Biomolecular Chemistry · 2010 · 263 citations

, , +17

Development of an Efficient Procedure for Indole Ring Synthesis from 2-Ethynylaniline Derivatives Catalyzed by Cu(II) Salts and Its Application to Natural Product Synthesis

Kou Hiroya, Shin Itoh, Takao Sakamoto · The Journal of Organic Chemistry · 2004 · 261 citations

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2,3-Disubstituted Benzofuran and Indole by Copper-Mediated C−C Bond Extension Reaction of 3-Zinciobenzoheterole

Masaharu Nakamura, Laurean Ilies, Saika Otsubo et al. · Organic Letters · 2006 · 160 citations

, , +8

Visible‐Light‐Driven Aza‐<i>ortho</i>‐quinone Methide Generation for the Synthesis of Indoles in a Multicomponent Reaction

Yi‐Yin Liu, Xiaoye Yu, Jia‐Rong Chen et al. · Angewandte Chemie International Edition · 2017 · 154 citations

, , +16

3‐Zinciobenzofuran and 3‐Zincioindole: Versatile Tools for the Construction of Conjugated Structures Containing Multiple Benzoheterole Units

Masaharu Nakamura, Laurean Ilies, Saika Otsubo et al. · Angewandte Chemie International Edition · 2005 · 145 citations

, , +7