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Microwave Assisted Suzuki-Miyaura and Ullmann Type Homocoupling Reactions of 2- and 3-Halopyridines Using a Pd(OAc)(2)/Benzimidazolium Salt and Base Catalyst System

A number of novel benzimidazole derivatives 1–4 were synthesized and the catalytic activity of these compounds in a catalytic system consisting of a benzimidazolium salt/Pd(OAc)(2)/K(2)CO(3) were investigated in the Suzuki-Miyaura and Ullmann type homocoupling reactions under microwave irradiation....

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Detalles Bibliográficos
Autores principales: Yılmaz, Ülkü, Deniz, Selma, Küçükbay, Hasan, Şireci, Nihat
Formato: Online Artículo Texto
Lenguaje:English
Publicado: MDPI 2013
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6269664/
https://www.ncbi.nlm.nih.gov/pubmed/23529031
http://dx.doi.org/10.3390/molecules18043712
Descripción
Sumario:A number of novel benzimidazole derivatives 1–4 were synthesized and the catalytic activity of these compounds in a catalytic system consisting of a benzimidazolium salt/Pd(OAc)(2)/K(2)CO(3) were investigated in the Suzuki-Miyaura and Ullmann type homocoupling reactions under microwave irradiation. We obtained both cross coupling and homocoupling products of pyridine and some side products such as dimethylaminopyridine and unsubstituted pyridine.