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Oxidation of 1,4-Dihydropyridines under Mild and Heterogeneous Conditions |
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| Authors: | Mohammad Ali Zolfigol Maryam Kiany-borazjani Majid M Sadeghi Hamid Reza Memarian Iraj Mohammadpoor-baltork |
| Institution: | 1. Chemistry Department , College of Science, Bu-Ali Sina University , Hamadan, 65174, I.R., Iran E-mail: Zolfi@basu.ac.ir;2. Chemistry Department , College of Science, Isfahan University , Isfahan, I.R., Iran |
| Abstract: | A combination of NaHSO4.H2O and NaNO2 in the presence of wet SiO2 was used as an effective oxidizing agent for the oxidation of dihydropyridines to their corresponding pyridine derivatives at room temperature with excellent yields. |
| Keywords: | Synthesis Camphor Camphoric acid Hydroxycamphor Hydroxyepicamphor |