An Efficient One-Pot Synthesis of Symmetrical Diselenides or Ditellurides from Halides with CuO Nanopowder/Se0 or Te0/Base

D Singh, AM Deobald, LRS Camargo, G Tabarelli…

文献索引：Singh, Devender; Deobald, Anna M.; Camargo, Leandro R.S.; Tabarelli, Greice; Rodrigues, Oscar E.D.; Braga, Antonio L. Organic Letters, 2010 , vol. 12, # 15 p. 3288 - 3291

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被引用次数: 65

摘要

A CuO nanopowder-catalyzed coupling reaction of aryl, alkyl, and heteroaryl iodides with elemental selenium and tellurium takes place in the presence of KOH at 90° C in DMSO. A wide range of substituted symmetrical diselenides and ditellurides were afforded with good to excellent yields.