Mechanistic studies of the Suzuki-Miyaura reaction with aryl bromides using Pd supported on micro- and mesoporous activated carbons

作者: Anna A. Kurokhtina , Elizaveta V. Larina , Alexander F. Schmidt , Anna Malaika , Beata Krzyżyńska

DOI: 10.1016/J.MOLCATA.2013.08.032

关键词: Homogeneous catalysisMesoporous materialSelectivityArylOrganic chemistryPalladiumHeterogeneous catalysisChemistryReaction mechanismCatalysisPhysical and Theoretical ChemistryProcess Chemistry and Technology

摘要: Abstract The Suzuki-Miyaura reaction has been studied using palladium supported on modified activated carbons as catalysts. Two kinds of supports (micro- and mesoporous) have prepared from plum stones oak wood, subsequently with different agents (HNO3, (NH4)2S2O8, air or ammonia) in order to produce new alter the existing surface functional groups. selectivity changes competitive indicate a substantial contribution heterogeneous catalysis mechanism. Thus, data obtained are not consistent widely accepted point exclusive homogeneous reaction.

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