Übergangsmetallkomplexe instabiler Ylide, X [1] Chemische und elektrochemische Untersuchungen zu den Redox-Eigenschaften cyclischer Tetracarbonylchrom-Ylidchelatkomplexe / Transition Metal Complexes of Unstable Ylides, X [1] Chemical and Electrochemical Investigations of the Redox Properties of Cyclic Tetracarbonylchromium-Ylide-Chelate-Complexes

1987 ◽  
Vol 42 (7) ◽  
pp. 892-896 ◽  
Author(s):  
Lothar Weber ◽  
Ewald Lücke ◽  
Ulrich Kölle ◽  
S. Ohst

Abstract Treatment of the ylide chelate complexes (CO)4 (1) with (C5H5)2Fe+PF6- leads to the organometallic radical cations 2. The oxidation process of 1 is also checked electrochemically by means of cyclovoltammetry, which exhibits a reversibel one electron oxidation between -0.1 and +0.3 V vs. SCE. These potentials are more negative than in any other complex of the general type Cr(CO)4L2 (L e.g. = PR3, CNR).

1973 ◽  
Vol 28 (3-4) ◽  
pp. 164-167 ◽  
Author(s):  
Rolf Aderjan ◽  
Hermann Breer ◽  
Heimo J. Keller ◽  
Herbert H. Rupp

Some new transition metal complexes of the general type M(CO)2(L-L), where M stands for Ir(I), Rh(I) and L-L for a bidentate mononegative ligand are described. They were characterized by means of analytical data and their IR and PMR spectra. The chemical and solid state properties of these compounds are related to the strength of the intermolecular metal-metal interactions.


2004 ◽  
pp. 706-712 ◽  
Author(s):  
Rubén Mas-Ballesté ◽  
Mercé Capdevila ◽  
Pilar González-Duarte ◽  
Mohamed Hamidi ◽  
Agustí Lledós ◽  
...  

2020 ◽  
Vol 49 (14) ◽  
pp. 4425-4440 ◽  
Author(s):  
Bohuslav Drahoš ◽  
Ivana Císařová ◽  
Oleksii Laguta ◽  
Vinicius T. Santana ◽  
Petr Neugebauer ◽  
...  

Structural, magnetic and redox properties of pentagonal bipyramidal late-first-row transition metal complexes of a benzimidazole-based macrocyclic ligand were thoroughly investigated with help of theoretical calculations.


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