Journal2017

Application of Triphenylammonium Tricyanomethanide as an Efficient and Recyclable Nanostructured Molten-Salt Catalyst for the Synthesis of N-Benzylidene-2-arylimidazo[1,2-a]pyridin-3-amines

Saeed Baghery, Mohammad Ali Zolfigol, Romana Schirhagl, Masoumeh Hasani

Synlett Vol. 28, No. 10, 1173–1176

چکیده

Triphenylammonium tricyanomethanide (Ph3NH)[C(CN)3] was synthesized and used as an efficient and recyclable nanostructured molten-salt (NMS) catalyst for the synthesis of N-benzylidene-2-arylimidazo[1,2-a]pyridin-3-amines by the reaction of various (het)aryl aldehydes with trimethylsilyl cyanide and pyridin-2-amine under solvent-free conditions at 50 °C. The NMS catalyst could be simply recycled and reused several times without significant loss of its catalytic activity.

موضوعات و کلیدواژه‌ها

Multicomponent Synthesis of HeterocyclesIonic liquids properties and applicationsMicrowave-Assisted Synthesis and ApplicationsChemistryCatalysisSalt (chemistry)Trimethylsilyl cyanideMolten saltAmine gas treatingArylSolventCyanideOrganic chemistryTrimethylsilylMedicinal chemistryInorganic chemistry

ارجاع علمی

Saeed Baghery, Mohammad Ali Zolfigol, Romana Schirhagl, Masoumeh Hasani. “Application of Triphenylammonium Tricyanomethanide as an Efficient and Recyclable Nanostructured Molten-Salt Catalyst for the Synthesis of N-Benzylidene-2-arylimidazo[1,2-a]pyridin-3-amines.” Synlett, 2017. https://doi.org/10.1055/s-0036-1558965