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Study on the Interaction of Rosiglitazone maleate and Eosin Y bymolecular Spectroscopy and its Analytical Applications
Author(s): Qin Zonghui, Xie Bing, Tan Rong, Gan Xiangqing, Wan Bangjiang
Pages: 1131-
1138
Year: 2010
Issue:
12
Journal: Chemistry
Keyword: 曙红Y; 马来酸罗格列酮; 共振瑞利散射; 荧光猝灭; 分光光度法; 分子光谱;
Abstract: 在HC1-NaAc酸性缓冲介质中,曙红Y(EY)与马来酸罗格列酮(ROM)反应形成1:1的离子缔合物,不仅引起吸收光谱(UV)的变化和EY的荧光猝灭(FS),更能导致共振瑞利散射(RRS)的显著增强,并产生新的RRS光谱.以试剂为参比,吸收光谱的最大褪色波长为510nm;荧光猝灭的激发波长λex和发射波长λem分别为521和544nm;最大共振散射波长λRRs为307nm,并在532nm处形成较强...
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