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Synthesis of imidazo[1,5-a]pyridines via cyclocondensation of 2-(aminomethyl)pyridines with electrophilically activated nitroalkanes
Beilstein Journal of Organic Chemistry ( IF 2.7 ) Pub Date : 2020-11-26 , DOI: 10.3762/bjoc.16.239 Dmitrii A Aksenov , Nikolai A Arutiunov , Vladimir V Maliuga , Alexander V Aksenov , Michael Rubin
Beilstein Journal of Organic Chemistry ( IF 2.7 ) Pub Date : 2020-11-26 , DOI: 10.3762/bjoc.16.239 Dmitrii A Aksenov , Nikolai A Arutiunov , Vladimir V Maliuga , Alexander V Aksenov , Michael Rubin
Imidazo[1,5-a]pyridines were efficiently prepared via the cyclization of 2-picolylamines with nitroalkanes electrophilically activated in the presence of phosphorous acid in polyphosphoric acid (PPA) medium.
中文翻译:
通过2-(氨基甲基)吡啶与亲电子活化的硝基烷烃的环缩合反应合成咪唑并[1,5-a]吡啶
咪唑并[1,5- a ]吡啶是通过在多磷酸(PPA)介质中在亚磷酸存在下用亲电子活化的硝基烷与2-吡啶甲基胺环化而有效制备的。
更新日期:2020-11-27
中文翻译:
通过2-(氨基甲基)吡啶与亲电子活化的硝基烷烃的环缩合反应合成咪唑并[1,5-a]吡啶
咪唑并[1,5- a ]吡啶是通过在多磷酸(PPA)介质中在亚磷酸存在下用亲电子活化的硝基烷与2-吡啶甲基胺环化而有效制备的。