Arenesulfonyl Fluoride Synthesis via Copper-Catalyzed Fluorosulfonylation of Arenediazonium Salts

Yongan Liu, Donghai Yu, Yong Guo, Ji-Chang Xiao, Qing-Yun Chen* and Chao Liu*

*Shanghai Institute of Technology, 100 Haiquan Road, Shanghai 201418; SIOC, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China, Email: chenqysioc.ac.cn, chaoliusit.edu.cn

Y. Liu, D. Yu, Y. Guo, J.-C. Xiao, Q.-Y. Chen, C. Liu, Org. Lett., 2020, 22, 2281-2286.

DOI: 10.1021/acs.orglett.0c00484

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Abstract

A general and practical copper-catalyzed fluorosulfonylation reaction of a wide range of arenediazonium salts provides arenesulfonyl fluorides using the 1,4-diazabicyclo[2.2.2]octane-bis(sulfur dioxide) adduct as a convenient sulfonyl source in combination with KHF₂.

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Key Words

sulfonyl fluorides, arenediazonium salts

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ID: J54-Y2020