|
2-Phenylpyridine is an organic compound with the formula C6H5C5H4N. It is a colourless viscous liquid. The compound and related derivatives have attracted interest as precursors to highly fluorescent metal complexes of possible value as organic light emitting diodes (OLEDs).〔Zhou, Guijiang; Wong, Wai-Yeung; Yang, Xiaolong "New Design Tactics in OLEDs Using Functionalized 2-Phenylpyridine-Type Cyclometalates of Iridium(III) and Platinum(II)" Chemistry - An Asian Journal (2011), 6(7), 1706-1727. 〕 The compound is prepared by the reaction of phenyl lithium with pyridine:〔Evans, J. C. W.; Allen, C. F. H. "2-Phenylpyridine" Organic Syntheses (1938), vol. 18, p. 70. 〕 :C6H5Li + C5H5N → C6H5-C5H4N + LiH The reaction of iridium trichloride with 2-phenylpyridine proceeds via cyclometallation to give the chloride-bridged complex:〔Lamansky, S., Djurovich, P., Murphy, D., Abdel-Razzaq, F., Kwong, R., Tsyba, I., Bortz, M., Mui, B., Bau, R., Thompson, M. E., "Synthesis and Characterization of Phosphorescent Cyclometalated Iridium Complexes", Inorganic Chemistry 2001, 40, 1704. 〕 :4 C6H5-C5H4N + 2 IrCl3(H2O)3 → Ir2Cl2(C6H4-C5H4N)4 + 4 HCl This complex can be converted to the pictured tris(cyclometallated) derivative. : ==References== 〔 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「2-Phenylpyridine」の詳細全文を読む スポンサード リンク
|