A new one-pot solvent-free synthesis of pyridinyl tosylates via diazotization of aminopyridines |
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| Authors: | Alexey N TretyakovElena A Krasnokutskaya Dmitry A GorlushkoVladimir D Ogorodnikov Victor D Filimonov |
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| Institution: | a Department of Organic Chemistry, National Research Tomsk Polytechnic University, 634050 Tomsk, Russia
b Institute of Petroleum Chemistry, Siberian Division, Russian Academy of Sciences, 634021 Tomsk, Russia |
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| Abstract: | A new, convenient, one-pot method for the synthesis of pyridinyl tosylates is developed. The procedure involves sequential diazotization/tosylation of aminopyridines with sodium nitrite and p-toluenesulfonic acid under solvent-free conditions in a water paste at room temperature. |
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