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STUDIES ON POLY(2-HYDROXY-4-ACRYLOYLOXYBENZOPHENONE) METAL COMPLEXES

机译:聚(2-羟基-4-乙酰氧基苯甲酮)金属配合物的研究

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摘要

2-Hydroxy-4-acryloyloxybenzophenone (HABP), prepared from acryloyl chloride with 2,4- dihydroxybenzophenone, was polymerized in methyl ethyl ketone at 70 degrees C using benzoyl peroxide as initiator. Polychelates were obtained in the dimethylformamide solution of poly(HABP) containing a few drops of ammonia with the aqueous solution of Cu(II)/Ni(II) ions. The polymer and polychelates were characterized by elemental analyses and spectral studies. Elemental analyses of the polychelates suggest a metal to ligand ratio of 1:2. The IR spectral data of polychelates indicate that the metals were coordinated through the oxygen of the keto group and the oxygen of the phenolic-OH group. The diffuse reflectance spectra, electron paramagnetic resonance, and magnetic moments of the polychelates show an octahedral and square planar structure for poly(HABP)-Ni(II) and poly(HABP)-Cu(II) complexes, respectively. X-ray diffraction studies revealed a high crystalline nature of the polychelates. The thermal properties of polymer and metal complexes and their catalytic activity are discussed. (C) 1996 John Wiley & Sons, Inc. [References: 28]
机译:由丙烯酰氯与2,4-二羟基二苯甲酮制得的2-羟基-4-丙烯酰氧基二苯甲酮(HABP)在70℃下使用过氧化苯甲酰作为引发剂在甲基乙基酮中聚合。在含有几滴氨水的聚(HABP)的二甲基甲酰胺溶液中,与Cu(II)/ Ni(II)离子水溶液一起获得了多螯合物。通过元素分析和光谱研究表征了聚合物和多螯合物。聚螯合物的元素分析表明金属与配体的比例为1:2。聚螯合物的IR光谱数据表明,金属通过酮基的氧和酚-OH基的氧配位。聚螯合物的漫反射光谱,电子顺磁共振和磁矩分别显示了聚(HABP)-Ni(II)和聚(HABP)-Cu(II)配合物的八面体和正方形平面结构。 X射线衍射研究表明聚螯合物具有高结晶性。讨论了聚合物和金属配合物的热性质及其催化活性。 (C)1996 John Wiley&Sons,Inc. [参考:28]

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