The generation of aromatic benzene,toluene,xylene(BTX)compounds from non-petroleum feedstocks is of particular interest for chemists in the eyes of sustainability.Herein,a novel synthesis of toluene catalyzed by GaN s...The generation of aromatic benzene,toluene,xylene(BTX)compounds from non-petroleum feedstocks is of particular interest for chemists in the eyes of sustainability.Herein,a novel synthesis of toluene catalyzed by GaN semiconductor nanowire arrays is reported.Using methane and methanol as starting materials,the GaN nanowire arrays can synergistically facilitate the facile generation of toluene under either photo-irradiation or thermal-conditions.The detailed computational studies unveiled different mechanisms involved for the photo-and thermal-toluene synthesis.展开更多
The decarboxylative Minisci reaction is a versatile tool for the direct C-H alkylation of heteroarenes,where stoichiometric amounts of oxidants or expensive,precious metal reagents are commonly used.Herein,we reported...The decarboxylative Minisci reaction is a versatile tool for the direct C-H alkylation of heteroarenes,where stoichiometric amounts of oxidants or expensive,precious metal reagents are commonly used.Herein,we reported a photodriven decarboxylative Minisci reaction enabled by a gallium nitride-based heterogeneous photocatalyst under mild conditions.This method can be effectively applied to a broad substrate scope of acids,including primary,secondary,and tertiary carboxylic acids and N-heteroarenes effectively.The practicability and robustness of the approach are demonstrated for the functionalization of biologically active compounds.展开更多
基金the McGill Sustainability Systems Initiative(MSSI),the Natural Science and Engineering Research Council of Canada,FQRNT,Canada Foundation for Innovation,Canada Research Chair program,and the National Natural Science Foundation of China(No.12104313)。
文摘The generation of aromatic benzene,toluene,xylene(BTX)compounds from non-petroleum feedstocks is of particular interest for chemists in the eyes of sustainability.Herein,a novel synthesis of toluene catalyzed by GaN semiconductor nanowire arrays is reported.Using methane and methanol as starting materials,the GaN nanowire arrays can synergistically facilitate the facile generation of toluene under either photo-irradiation or thermal-conditions.The detailed computational studies unveiled different mechanisms involved for the photo-and thermal-toluene synthesis.
文摘The decarboxylative Minisci reaction is a versatile tool for the direct C-H alkylation of heteroarenes,where stoichiometric amounts of oxidants or expensive,precious metal reagents are commonly used.Herein,we reported a photodriven decarboxylative Minisci reaction enabled by a gallium nitride-based heterogeneous photocatalyst under mild conditions.This method can be effectively applied to a broad substrate scope of acids,including primary,secondary,and tertiary carboxylic acids and N-heteroarenes effectively.The practicability and robustness of the approach are demonstrated for the functionalization of biologically active compounds.
