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Iodosulfonylation of Alkynes under Ultrasound Irradiation

Chuanjiang Zhou, Xianghua Zeng*

*College of Biological, Chemical Sciences and Engineering, Jiaxing University, Jiaxing 314001, P. R. of China, Email:

C. Zhou, X. Zeng, Synthesis, 2021, 53, 4614-4620.

DOI: 10.1055/a-1559-3346

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(E)-β-Iodo vinylsulfones are synthesized in very good yields under ultrasound irradiation using alkynes, sulfonyl hydrazides, potassium iodide and hydrogen peroxide. The key features of this protocol are the speed and efficiency of the reactions.

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Key Words

iodosulfonylation, vinyl sulfones, iodoalkenes, alkynes, hydrogen peroxide, one-pot, green chemistry, sonochemistry

ID: J66-Y2021