Visible Light Promoted Coupling Reaction of Alkynyl Iodide and Sodium Sulphinate without Photocatalyst
The cross-coupling reaction between alkynyl iodide and sodium sulphinate catalyzed by visible light,leading to the construction of acetylene sulfone,is reported.The synthesis method is simple and green,and does not require any photo-catalyst and additive.The reaction has high efficiency and good functional group compatibility.In addition,the scale-up experiment can also obtain good yield,which further proves the practical application value of the reaction.
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