New palladium catalysts were prepared using ion exchange or intercalation of Pd species into montmorillonite. The catalysts promote Heck reaction of various aromatic halides including aryl chlorides to give coupling products in high yields at low catalyst ratios down to 0.001 mol%.
机构:
Osmaniye Korkut Ata Univ, Fac Arts & Sci, Dept Chem, TR-80000 Osmaniye, TurkeyOsmaniye Korkut Ata Univ, Fac Arts & Sci, Dept Chem, TR-80000 Osmaniye, Turkey