Heterogeneous Catalytic Pauson-Khand Reaction - The Pauson-Khand Reaction - page 237

9

Heterogeneous Catalytic
Pauson-Khand Reaction

Young Keun Chung

9.1 Introduction 240

9.2 Development of Heterogeneous Catalysts for PKR 240

9.2.1 Polymer-Supported Catalytic Systems 241

9.2.2 Bulk Cobalt as a Catalyst 242

9.2.3 Raney Cobalt 243

9.2.4 Mesoporous Organized Zirconium Oxide Silica Powders as Catalyst 244

9.2.5 Mesoporous Graphitic Carbon as a Promoter 245

9.3 Transition Metal Nanoparticle Catalyst 246

9.3.1 Colloidal Cobalt Nanoparticles 247

9.3.2 Cobalt Nanoparticles on Charcoal 247

9.3.3 Poly(ethylene glycol)-Stabilized Cobalt Nanoparticles 249

9.4 Bimetallic Nanoparticle Catalysts 250

9.4.1 Immobilized Heterobimetallic Ru/Co Nanoparticle 250

9.4.2 Heterobimetallic Co/Rh Nanoparticles 251

9.5 Sequential Action of Two Different Catalysts in One-Pot Reactions 261

9.5.1 Chiral Pd(II) Complex and Bulk Cobalt on Charcoal-Catalyzed Tandem
Asymmetric Allylic Alkylation and PK Annulation Reactions

262

9.5.2 Pd(II) Complex and Cobalt Nanoparticle-Catalyzed Three-Step One-Pot
Synthesis of Fenestranes 262

9.5.3 Palladium and Cobalt Nanoparticles-Catalyzed Tandem Allylic
Alkylation and PKRs 264

9.6 Conclusion 265

References 266