Intermolecular aerobic oxidative allylic amination of simple alkyl alkenes with simple amines such as diphenylamine was induced by a Pd(OCOCF(3))(2)/NPMoV catalytic system, leading to the corresponding (E)-allylamines in good yield and selectivity through the formation of (eta(3)-allyl)palladium(II) trifluoroacetate species as a possible key intermediate.
A novel and efficient intermolecular aerobic oxidative amination of electron-deficient olefins with secondary aromatic amines has been successfully achieved by a Pd(II)/NPMoV/HQ-catalyzed reaction under dioxygen.
Pick of the bunch: Oxidative CH olefination of aminobenzenes with acrylates was achieved using a palladium/molybdovanadophosphoric acid (HPMoV)/2,4,6‐trimethylbenzoic acid (TMBA) system under O2 (1 atm) in DMF. The highly regio‐ and stereoselective CH olefination of basic substrates such as aminobenzenes is important in organic synthesis; (E)‐para‐alkenyl‐substituted aminobenzenes were produced in high yields.
A Pd-catalyzed oxidative silylation of simple olefins with hexamethyldisilane to give allylsilanes has been achieved using molecular oxygen as the sole oxidant. The reaction provides a useful protocol to access synthetically useful allylsilanes from easily accessible simple olefins and hexamethyldisilane without using any oxidants other than O2.
Dependence of aromatic and open-shell characteristics on the number of units and charged states was theoretically investigated for carbon nanobelts composed of indeno[1,2-b]fluorene units by using quantum chemical calculations.
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