4-Phenyl-1,2,4-triazole-3,5-dione as a novel and reusable reagent for the aromatization of 1,4-dihydropyridines under mild conditions
作者:Mohammad Ali Zolfigol、Arash Ghorbani Choghamarani、Mozhgan Shahamirian、Maliheh Safaiee、Iraj Mohammadpoor-Baltork、Shadpour Mallakpour、Mohammad Abdollahi-Alibeik
DOI:10.1016/j.tetlet.2005.06.031
日期:2005.8
4-Substituted 1,3,4-triazole-3,5-diones were used as effective and recyclable oxidizing agents for the oxidation of 1,4-dihydropyridines to the corresponding pyridine derivatives under mild conditions with good to excellent yields. (c) 2005 Elsevier Ltd. All rights reserved.