BrettPhos ligand supported palladium-catalyzed C-O bond formation through an electronic pathway of reductive elimination: fluoroalkoxylation of activated aryl halides.
T M Rangarajan, Rajendra Singh, Raju Brahma, Kavita Devi, Rishi Pal Singh, R P Singh, Ashok K Prasad
Index: Chemistry 20(44) , 14218-25, (2014)
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Abstract
We report an unprecedented BrettPhos ligand supported Pd-catalyzed CO bond-forming reaction of activated aryl halides with primary fluoroalkyl alcohols. We demonstrate that the Phosphine ligand (BrettPhos) possesses the property of altering the mechanistic pathway of reductive elimination from nucleophile to nucleophile. The Pd/BrettPhos catalyst system facilitates the reductive elimination of the oxygen nucleophile through an electronic pathway. © 2014 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.
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