通过(III) 烯复合体对二的可逆结合和减少
F Geoffrey N Cloke1, Peter B Hitchcock
1The Chemistry Laboratory, School of Chemistry, Physics, and Environmental Science, University of Sussex, Brighton BN1 9QJ, UK. f.g.cloke@sussex.ac.uk
Journal of the American Chemical Society
|August 9, 2002
概括
(III) 混合三明治化合物1与二发生可逆反应. 这形成了一个二维复合体2,其中有一个独特的横向结合的,桥接的diazenido连接体,由X射线晶体学证实.
科学领域:
- 有机金属化学 有机金属化学
- 化学 的化学
- 协调化学 协调化学
背景情况:
- 混合三明治化合物具有独特的电子和硬质性质.
- (III) 复合物因其反应性和潜在应用而引起人们的兴趣.
研究的目的:
- 为了合成和描述一种新的 (III) 混合三明治化合物.
- 为了研究这种化合物与二等小分子的反应性.
主要方法:
- 三化 (UI(3) 与环二烯基 (KCp) 和一种基于的环酸衍生物的序列反应.
- 合成化合物的晶体学表征.
- 与二 (N(2) 的可逆反应.
主要成果:
- 成功合成和结晶学表征 (III) 混合三明治化合物[U (Eta-Cp) (Eta-C) (Eta-C) (E8) H (E8) H (E4) (Si (I) (Pr) (E3) -1,4) (E2)) ] (1).
- 化合物1与二的可逆反应形成一个二维复合体[U(eta-Cp) (((eta-C(8) H(4) [Si(i) Pr(3) -1,4]) ] (2).
- 复合体2的X射线晶体结构揭示了一个横向结合的,桥接的diazenido (N(2)(2-)) 连接体.
结论:
- (III) 混合三明治复合物1是一种稳定,可表征的化合物.
- 二的可逆结合形成桥接的二化连接体是协调化学中的一个重要发现.
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