New porphyrin–polyoxometalate hybrid materials: synthesis, characterization and investigation of catalytic activity in acetylation reactions
作者:Mehdi Araghi、Valiollah Mirkhani、Majid Moghadam、Shahram Tangestaninejad、Iraj Mohammdpoor-Baltork
DOI:10.1039/c2dt31553j
日期:——
New hybrid complexes based on covalent interaction between 5,10,15,20-tetrakis(4-aminophenyl)porphyrinatozinc(II) and 5,10,15,20-tetrakis(4-aminophenyl)porphyrinatotin(IV) chloride, and a Lindqvist-type polyoxometalate, Mo6O192−, were prepared. These new porphyrin–polyoxometalate hybrid materials were characterized by 1H NMR, FT IR and UV-Vis spectroscopic methods and cyclic voltammetry. These spectro-
基于5,10,15,20-四(4-氨基苯基)porphyrinatozinc(间共价相互作用的新的杂交复合物II)和5,10,15,20-四(4-氨基苯基)porphyrinatotin(IV),氯化和林克韦斯特多金属氧酸盐型,沫6 ö 19 2-,制备。这些新卟啉-金属氧酸盐的杂化材料进行了表征1 H NMR,FT IR和紫外-可见光谱法和循环伏安法。这些分光和电化学研究这些化合物的合成提供了若干的光谱数据。循环伏安法显示对卟啉环的氧化还原过程中的多金属氧酸盐的影响。锡的催化活性(IV)卟啉hexamolybdate混合材料在醇和酚的乙酰化与进行了研究 醋酸酐。还研究了该催化剂的可重复使用性。