Efficient synthesis of 1-R1-2-R-4,5-di(furan-2-yl)-1H-imidazoles and their luminescence properties - 07/11/13
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Abstract |
In this study, a series of 1-R1-2-R-4,5-di(furan-2-yl)-1H-imidazole derivatives were synthesized in better yield 59.0%∼89.8% by the treatment of purified imidazole compounds with benzyl chloride or allyl chloride in the presence of sodium hydride, and were characterized by FT–IR, HRMS, 1H NMR and 13C NMR spectroscopy. Furthermore, the luminescence properties of the synthesized products were investigated. It was found that N-substituted groups of imidazole have little influence on the absorption bands in a 0.1 N H2SO4 aqueous solution containing 0.5mL of dissolved CH3OH. However, the emission of some compounds in solution was sensitive to the polarity of the solvents.
Le texte complet de cet article est disponible en PDF.Keywords : Tetrasubstituted imidazoles, 2-R-4,5-di(furan-2-yl)imidazoles, Synthesis, Luminescence property
Plan
Vol 16 - N° 12
P. 1103-1110 - décembre 2013 Retour au numéroBienvenue sur EM-consulte, la référence des professionnels de santé.
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