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HMDS/KI a simple,a cheap and efficient catalyst for the one-pot synthesis of N-functionalized pyrimidines
Authors:Az-Eddine El Mansouri
Affiliation:1. Laboratoire de Matériaux, Catalyse &2. Valorisation des Ressources Naturelles, URAC 24, Faculté des Sciences et Techniques, Université Hassan II, Casablanca, Morocco;3. Laboratory of Biomolecular and Medicinal Chemistry, Department of Chemistry, Faculty of Science Semlalia, Marrakech, Morocco
Abstract:The syntheses of N-Alkylpyrimidine derivatives by reacting pyrimidin-2,4-diones with appropriate alkyl halide under microwave irradiation at 400?W were compared to the conventional synthesis route. These methodologies are regioselective and compatible with numerous substrates and furnish the corresponding N-alkylpyrimidines in good yields using a cheap catalyst HMDS/KI in MeCN. A comparison study between these two different modes of heating was investigated.
Keywords:Hilbert–Johnson reaction  microwave irradiation  N-alkylation  pyrimidin-2,4-diones
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