Synthesis of 2-substituted benzothiazoles via the Brønsted acid catalyzed cyclization of 2-amino thiophenols with nitriles

Xiaoqiang Yu,Qing Yin,Zhiheng Zhang,Tianyu Huang,Zichao Pu,Ming Bao

doi:10.1016/j.tetlet.2019.06.039

Synthesis of 2-substituted benzothiazoles via the Brønsted acid catalyzed cyclization of 2-amino thiophenols with nitriles

Xiaoqiang Yu, Qing Yin + Show 4 more

https://doi.org/10.1016/j.tetlet.2019.06.039

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Journal: Tetrahedron Letters	Publication Date: Jun 22, 2019
Citations: 20

Affiliation: Dalian University, Dalian University of Technology, University of Technology

#Acid Catalyzed Cyclization #2-amino Thio Phenols + Show 5 more

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Abstract

A convenient and efficient method for the synthesis of 2-substituted benzothiazoles from simple and readily available 2-amino thiophenols and nitriles is described. The Brønsted acid-catalyzed cyclization reaction was performed under metal and solvent-free conditions.

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