Dinitrogen Reduction and Functionalization by a Thulium-Potassium Complex
Author Information
Author(s): Shivaraam R. A. Keerthi, Rajeshkumar Thayalan, Scopelliti Rosario, Z̆ivković Ivica Dr., Maron Laurent Prof., Mazzanti Marinella Prof.
Primary Institution: Ecole Polytechnique Fédérale de Lausanne (EPFL)
Hypothesis
Can a siloxide supported thulium-potassium complex facilitate the reduction and functionalization of dinitrogen?
Conclusion
The study successfully demonstrates the formation of ammonia and hydrazine derivatives from dinitrogen using a thulium-potassium complex.
Supporting Evidence
- The thulium-potassium complex was able to reduce dinitrogen to form ammonia in 18% yield.
- The study presents a rare example of a triply reduced N2 3− radical complex.
- Functionalization of dinitrogen was achieved with electrophiles like H+ and MeOTf.
Takeaway
Scientists created a special compound that helps turn nitrogen gas into useful chemicals like ammonia, which is important for fertilizers.
Methodology
The synthesis and characterization of thulium-potassium complexes were performed using various techniques including SQUID, EPR, DFT, and X-Ray.
Limitations
The reactivity of the complexes in solution was limited, leading to significant decomposition over time.
Digital Object Identifier (DOI)
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