Lanthanide semiquinolates Ln(SQ)3 (SQ-3,5-di-tert-butyl-o-benzosemiquinone) were prepared by the reactions of Dy, Tm, Yb with 3 equiv of 3,5-di-tert-butyl-o-benzoquinone (Q). Crystallization of thulium product from DME yields structurally characterized cluster Tm3(SQ)4(Cat)2(QH)(DME)2 (1) (Cat-3,5-di-tert-butyl-catecholate, QH-o-hydroxyphenolate). The reactions of Q with excess of metal (Sm, Eu, Tm
镧系元素semiquinolates LN(SQ)3(SQ-3,5-二-叔丁基- ö -benzosemiquinone)由
镝,TM,Yb中反应制备了3当量的3,5-二-叔丁基- ö -苯醌(Q)。从
DME结晶product产物可得到结构特征化的簇TM 3(SQ)4(Cat)2(QH)(
DME)2(1)(Cat-
3,5-二叔丁基邻苯二酚酯,QH-邻羟基
苯酚酸酯)。Q与过量
金属(Sm,Eu,TM,Yb)的反应生成
儿茶酚酯Ln 2(Cat)3。对于sa产品Sm 4(Cat)6(THF)6(2)进行了X射线衍射研究。在EUI的反应2与Li 2(目录)吃-配合物EuLi 4(LII)2(SQ)2(CAT)2(THF)6(3)分离。X射线分析表明,该配合物分子包含两个半醌基,两个
儿茶酚配体,Eu 2+阳离子,四个Li +阳离子和两个LiI物种通过桥接O和I原子键合。以及三价
铈,
钕,
钆,和Tb的Eu(