ChemInform Abstract: Recyclable and Reusable NiCl2(PPh3)2/CuI/PEG-400/H2O System for the Sonogashira Coupling Reaction of Aryl Iodides with Alkynes.
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文摘
A stable and highly efficient catalyst system consisting of NiCl2(PPh3)2/CuI is used for the Sonogashira reaction of aryl iodides with terminal alkynes which is carried out in a mixture of polyethylene glycol and water with K2CO3 as base to afford a variety of arylacetylenes.

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