铜三氟柳配合物的合成,结构和仿生催化溴化 |
Syntheses, Structures and Biomimetic Catalytic Bromination of Copper-Triflusal Complexes |
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摘要: 合成了一系列2-羟基-4-三氟甲基苯甲酸(h2tba)-铜配合物:[Cu(htba)2(pz)2] (1),[Cu(htba)(2,2'-bipy)](htba) (2)和[Cu(htba)2(4,4'-bipy)] (3)(h2tba=2-羟基-4-三氟甲基苯甲酸,pz=吡唑,2,2'-bipy=2,2'-联吡啶,4,4'-bipy=4,4'-联吡啶),并且通过元素分析、红外光谱、紫外光谱、粉末X射线衍射、单晶X射线衍射和热重分析方法对配合物结构进行了表征。这些配合物能够在过氧化氢和溴化物存在的条件下催化苯酚红溴化,并且展示出了较高的催化溴化活性。 |
关键词: 铜配合物 三氟柳 晶体结构 催化溴化 |
基金项目: 国家自然科学基金(No.21571091)资助项目。 |
Abstract: A series of 2-hydroxy-4-trifluoromethylbenzoic acid(h2tba)-copper complexes:[Cu(htba)2(pz)2] (1),[Cu(htba)(2,2'-bipy)](htba) (2) and[Cu(htba)2(4,4'-bipy)] (3) (h2tba=2-hydroxy-4-trifluoromethylbenzoic acid, pz=pyrazole, 2,2'-bipy=2,2'-bipyridine, 4,4'-bipy=4,4'-bipyridine) have been synthesized and characterized by elemental analysis, IR spectra, UV-Vis, spectroscopy, powder X-ray diffraction, single-crystal X-ray diffraction and thermal gravimetric analysis (TG). The complexes which catalyzed phenol red bromination in the presence of H2O2 and bromide, exhibited high catalytic bromination activity. |
Keywords: copper complexes triflusal crystal structure catalytic bromination |
投稿时间:2017-04-19 修订日期:2017-07-14 |
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王颖,林晓濛,白凤英,张瑞,张小溪.铜三氟柳配合物的合成,结构和仿生催化溴化[J].无机化学学报,2017,33(9):1667-1677. |
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