Concepedia

FeCl<sub>3</sub>/ZnI<sub>2</sub>-Catalyzed Synthesis of Benzo[<i>d</i>]imidazo[2,1-<i>b</i>]thiazole through Aerobic Oxidative Cyclization between 2-Aminobenzothiazole and Ketone

Subhajit Mishra, Kamarul Monir, Shubhanjan Mitra, Alakananda Hajra

Organic Letters · 2014 · 112 citations · 34 references

DOI

Concepts

Abstract

The FeCl3/ZnI2-catalyzed aerobic oxidative cyclization between 2-aminobenzothiazole and ketone/chalcone for the synthesis of benzo[d]imidazo[2,1-b]thiazole is described. A variety of fused benzoimidazothiazole derivatives are obtained by this protocol.

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