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利用变温核磁技术研究了杂多酸同芳磺酸的作用,提出了杂多酸催化芳烃磺化成砜的作用机理。
The effect of heteropolyacid with aromatic sulfonic acid was studied by using the variable temperature nuclear magnetic resonance technique. The mechanism of heteropoly acid sulfonated by sulfonic acid to sulfone was proposed.