两种固体荧光有机-无机杂化物的合成、结构及强红光发射 |
Two Solid Fluorescent Organic-Inorganic Hybrids: Synthesis, Crystal Structures and Strong Red Fluorescence Emissions |
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摘要: 采用(E)-4-(4-(diphenylamino)styryl)-1-methylpyridinium iodide(DPASPI,DPASP=(E)-4-(4-(diphenylamino)styryl)-1-methylpyridi-nium),设计合成2种新型有机-无机杂化物(DPASP)2[Zn(NCS)4]·2CH3OH(1)和{(DPASP)2[Cd(SCN)(NCS)3]·2CH3OH}n(2)。通过单晶X射线衍射进行了表征,结果表明杂化物1和2是由有机吡啶阳离子和异硫氰酸金属配阴离子组成的,具有不同空间结构。通过1H NMR谱图解释了离子间相互作用。对具有高量子产率的杂化物1和2的红光发光性质进行了研究。 |
关键词: 有机-无机杂化物 大量高效合成 晶体结构 红光发射性质 |
基金项目: 国家自然科学基金(No.21671159)和四川省合成与污染控制重点实验室基金(No.CSPC2014-4-1)资助项目。 |
Abstract: Two organic-inorganic hybrids, (DPASP)2[Zn(NCS)4]·2CH3OH (1) and {(DPASP)2[Cd(SCN)(NCS)3]·2CH3OH}n (2), have been facilely prepared from (E)-4-(4-(diphenylamino)styryl)-1-methylpyridinium iodide(DPASPI, DPASP=(E)-4-(4-(diphenylamino)styryl)-1-methylpyridinium) at gram scale. Their crystal structures have been confirmed by single-crystal X-ray diffraction analysis, which show that the hybrids 1 and 2 consist of organic pyridium cations and metal thiocyanato anions bearing different spacial structure through self-assembly processes. Furthermore, the interactions between the ions have been investigated by 1H NMR spectra. Finally, red photolumencent properties with enhanced quantum yields of hybrids 1 and 2 were investigated. |
Keywords: organic-inorganic hybrid scalable efficient synthesis crystal structure red photoluminescent property |
投稿时间:2016-09-01 修订日期:2016-12-26 |
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田悦,李飞,张国翠,周虹屏,吴杰颖,田玉鹏.两种固体荧光有机-无机杂化物的合成、结构及强红光发射[J].无机化学学报,2017,33(4):664-672. |
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