Redox properties of cobalt chelates with delocalized electronic structure: organometallic derivatives

Author(s):  
G. Costa ◽  
A. Puxeddu ◽  
E. Reisenhofer
2019 ◽  
Author(s):  
Thomas Delouche ◽  
Réka Mokrai ◽  
Thierry Roisnel ◽  
Denis Tondelier ◽  
Bernard Geffroy ◽  
...  

The article presents the synthesis of a new family of naphthyl-fused phosphepines through Ni-mediated C-C coupling. Interestingly, the chloro-phosphine-oxide intermediate shows strong resistance toward oxidation/hydrolysis due to a combination of steric hindrance and pnictogen interactions. However it can undergo substitution reactions under specific conditions. The optical / redox properties and the electronic structure of these new pi-systems were studied experimentally and computationally. Taking advantage of the luminescence of these derivatives, a blue emitting OLED has been prepared highlighting that these novel pi-conjugated P-heterocycles appear as promising building blocks for solid-state lightning applications.


2019 ◽  
Author(s):  
Thomas Delouche ◽  
Réka Mokrai ◽  
Thierry Roisnel ◽  
Denis Tondelier ◽  
Bernard Geffroy ◽  
...  

The article presents the synthesis of a new family of naphthyl-fused phosphepines through Ni-mediated C-C coupling. Interestingly, the chloro-phosphine-oxide intermediate shows strong resistance toward oxidation/hydrolysis due to a combination of steric hindrance and pnictogen interactions. However it can undergo substitution reactions under specific conditions. The optical / redox properties and the electronic structure of these new pi-systems were studied experimentally and computationally. Taking advantage of the luminescence of these derivatives, a blue emitting OLED has been prepared highlighting that these novel pi-conjugated P-heterocycles appear as promising building blocks for solid-state lightning applications.


Author(s):  
Mark J. Carter ◽  
Lutz M. Engelhardt ◽  
D. Paul Rillema ◽  
Fred Basolo

2018 ◽  
Vol 57 (8) ◽  
pp. 4387-4394 ◽  
Author(s):  
Alex McSkimming ◽  
Jing Su ◽  
Thibault Cheisson ◽  
Michael R. Gau ◽  
Patrick J. Carroll ◽  
...  

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