典型文献
N-heterocyclic carbene-stabilized metal nanoparticles within porous organic cages for catalytic application
文献摘要:
Tuning the surface-embellishing ligands of metal nanoparticles(NPs)is a powerful strategy to modulate their morphology and surface electronic and functional features,impacting their catalytic activity and selectivity.In this work,we report the design and synthesis of a polytriazolium organic cage PIC-T,capable of stabilizing PdNPs within its discrete cavity.The obtained material(denoted Pd@PCC-T)is highly durable and monodispersed with narrow particle-size distribution of 2.06±0.02 nm,exhibiting excellent catalytic performance and recyclability in the Sonogashira coupling and tandem reaction to synthesize benzofuran derivatives.Further investigation indicates that the modulation of N-heterocyclic carbene sites embedded in the organic cage has an impact on NPs'catalytic efficiency,thus providing a novel methodology to design superior NP catalysts.
文献关键词:
中图分类号:
作者姓名:
Tong Liu;Sha Bai;Le Zhang;F.Ekkehardt Hahn;Ying-Feng Han
作者机构:
Key Laboratory of Synthetic and Natural Functional Molecule of the Ministry of Education,Xi'an Key Laboratory of Functional Supramolecular Structure and Materials,College of Chemistry and Materials Science,Northwest University,Xi'an 710127,China;Institut für Anorganicshe und Analytische Chemie,Westf?lische Wilhelms-Universit?t Munster,Munster 48149,Germany
文献出处:
引用格式:
[1]Tong Liu;Sha Bai;Le Zhang;F.Ekkehardt Hahn;Ying-Feng Han-.N-heterocyclic carbene-stabilized metal nanoparticles within porous organic cages for catalytic application)[J].国家科学评论(英文版),2022(06):130-137
A类:
embellishing,polytriazolium,benzofuran
B类:
heterocyclic,carbene,stabilized,metal,nanoparticles,within,porous,organic,cages,catalytic,application,Tuning,surface,ligands,powerful,strategy,modulate,their,morphology,electronic,functional,features,impacting,activity,selectivity,In,this,work,report,design,synthesis,PIC,capable,stabilizing,PdNPs,its,discrete,cavity,obtained,material,denoted,PCC,highly,durable,monodispersed,narrow,distribution,exhibiting,excellent,performance,recyclability,Sonogashira,coupling,tandem,reaction,synthesize,derivatives,Further,investigation,indicates,that,modulation,sites,embedded,has,efficiency,thus,providing,novel,methodology,superior,catalysts
AB值:
0.636603
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