以磺胺甲基异(口恶)唑与对羟基苯甲醛合成一种新西佛碱(H2L),并用此配体制备8个稀土配合物,通过元素分析、红外光谱、核磁共振、热分析、摩尔电导和溶解性试验对配合物进行了表征.配合物的组成为LnL(OH)·nH2O(Ln为稀土三价离子,L为去质子形式的西佛碱配体,n=1~2).两种抗氧化实验都表明稀土配合物具有较好的抗氧化性能,比配体本身的作用更佳.
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