Sunday, October 2, 2011

Bioinspired iron and manganese catalysts for the effective and selective oxidation of alkanes and alkenes

THESIS
Laura Gómez Martín
Universitat de Girona. Departament de Química (2010)
The high efficiency, selectivity and mild conditions exhibited by the reactions that take place in the active site of metallooxygenases are the source of inspiration of the present dissertation. With the aim of designing efficient oxidation catalysts, we make use of two different strategies: the first one is the design of low molecular weight complexes inspired by structural aspects of the first coordination sphere of the metal active site of non-heme iron and manganese enzymes. These complexes … [+]are studied as catalysts for the selective oxidation of alkanes and alkenes using green oxidants such as H2O2. The second strategy is based on the use of supramolecular chemistry to develop self-assembled molecular structures with desired shape and chemical properties. Particularly, the construction of cavity-containing 3D nanovessels with an oxidation catalyst embedded in their structures would allow us to perform more selective reactions, analogously to the reactions catalyzed by enzymes

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