ZrO_2/S_2O_8^(2-)固体超强酸高效催化合成二芳砜化合物

Efficient Synthesis of Diaromatic Sulfones Catalyzed by ZrO_2/S_2O_8^(2-) Solid Superacid

报道了以ZrO2 /S2 O82 -固体超强酸为催化剂 ,在无溶剂条件下 ,依照傅 -克反应的原理 ,由芳香磺酰氯与芳香化合物作用合成了一系列二芳砜化合物 ,收率为 79%～ 93 %.此方法具有操作简便 ,催化剂价廉易得、活性高、对环境友好。

The synthesis of diaryl sulfones from arensulfonyl chloride with aromatic hydrocarbons is conducted under Friedel Crafts conditions in the absence of solvent using ZrO 2/S 2O 8 2- solid superacid as catalyst in 79%～93% yields. This method is manipulative simple and the catalyst is low cost, facile, high active, environment friendly and reusable.