A Pd–Au/SiO2 catalyst was prepared for the oxidative imination of toluenes with up to 99% yields in the absence of dehydrating agents under mild conditions. Nanoparticles with a PdO layer and PdO–Au core may be the active structure for the reaction.

★★★★☆ Cui XJ,Shi F,Deng YQ. Oxidative Imination Of Toluenes Catalyzed By Pd–au/silica Gel Under Mild Reaction Conditions[J]. Chem. Commun.,2012,48:7586-7588.