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A binuclear thorium complex with a Th–O–Th unit

delete2025-12-17
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OA
AI
Y
Yifei He
Y
Yichen Huang
刘康 封面图
刘康 (Kang Liu)
C
Cong‐Zhi Wang
X
Xiangyu Liu *
L
Li‐Yong Yuan
J
Jipan Yu *
Y
Yan Guo *
石
石伟群 (Wei‐Qun Shi) *
DOI:10.1039/D5RA09492Edelete
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摘要

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En 中文
配合物1;[(TrapenTMS)ThCl;TrapenTMS = N(CH₂Ph(o-NSiMe₃)₃)];与叠氮化钠反应生成二聚配合物2;[(TrapenTMSN₃Th)₂]。将2与KC₈处理得到双核氧桥合的钍配合物3;[(TrapenTMSTh)₂(µ-O)]。配合物3的晶体结构揭示了一个高度对称的构型,其中包含一个Th–O–Th单元,且Th–O键长为2.271(2) Å。密度泛函理论计算表明,Th–O–Th相互作用具有显著的共价性,超过了相关Th–N–Th体系中的共价性,且配合物3中的Th–O键表现出更强的共价相互作用。
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