Environmentally friendly synthesis of Wells–Dawson heteropolyacids: Active acid sites investigation through TPSR of isopropanol

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• 作者：Silvana R. Matkovic ; Graciela M. Valle ; Luis A. Gambaro ; Laura E. Bri
• 关键词：HPA ; Wells– ; Dawson ; Keggin ; POM ; Active sites ; Molecular probe
• 刊名：Catalysis Today
• 出版年：2008
• 期刊代码：13_09205861
• 类别：ce
• 出版时间：April-June 2008
• 卷：133-135
• 期：Complete
• 页码：192-199
• 文件大小：777 K

摘要

Fosfo-tungstic and fosfo-molybdic Wells–Dawson heteropolyacids, H₆P₂W₁₈O₆₂·xH₂O and H₆P₂Mo₁₈O₆₂·xH₂O respectively, were synthesized through ion-exchange. This novel method possesses a higher yield (90%) than the conventional organic route (70%).