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The effect of backbone design on carbene reactivity : from small molecule activation to redox-switchable catalysis
(2016-07-20)
The ability of N-heterocyclic carbenes (NHCs) to act as organocatalysts as well as versatile ligands in transition metal-mediated processes led us to explore the effect of the NHCs backbone design on the electronic properties ...
Synthesis and characterization of carbon nanotube supported nanoparticles for catalysis
(2007-12)
This dissertation describes the synthesis and characterization of nitrogen doped carbon nanotube (NCNT) supported nanoparticles for catalysis, specifically, the cathodic oxygen reduction reaction (ORR) in fuel cells. ...
Novel N-heterocyclic carbene architectures for use in carbene based polymers and redox swithcable : catalysis
(2008-08)
The central focus of this dissertation pertains to the synthesis and study of novel N-Heterocyclic carbene architectures. This pursuit has led to advances in carbine structure and bonding, and application of NHCs in materials ...
Transition metal catalyzed C-C bond formation under transfer hydrogenation conditions
(2013-05)
Carbon-carbon bond forming reactions are fundamental transformations for constructing structurally complex organic building blocks, especially in the realm of natural products synthesis. Classical protocols for forming a ...
Development of novel porous coordination polymers with interest in catalysis, structure directing agents, and magnetism
(2016-12)
Porous coordination polymers (PCPs) have emerged as a novel and versatile class of crystalline materials since the late 1990’s due to their high porosity and tunable reactivity. Applications for these materials have spread ...
Effect of nitrogen doping on the electronic and catalytic properties of carbon nanotube electrode materials
(2011-05)
This dissertation discusses the influence of nitrogen doping (N-doping) on the electronic and catalytic properties of carbon nanotubes (CNTs). These properties have been studied using a variety of techniques, in order to ...
Enones and enals as latent enolates in catalytic C-C bond forming processes : total synthesis of (-)-paroxetine (Paxil®)
(2007-05)
Enolates constitute one of the most commonly utilized intermediates in synthetic
organic chemistry. However, the regioselective generation of enolates remains a
challenge, especially for non-symmetric ketones possessing ...
Photoswitchable N-heterocyclic carbenes : modulating electronic structure and catalytic properties with light
(2016-07-20)
The ubiquity of N-heterocyclic carbenes (NHCs) as ligands in transition metalmediated and as organocatalysts have led us to focus on the development of photochromic NHCs in order to influence the reactivity of various ...
Theoretical study of correlation between structure and function for nanoparticle catalysts
(2014-12)
The science and technology of catalysis is more important today than at any other time in our history due to the grand energy and environment challenges we are facing. With the explosively growth of computation power ...
Development of ruthenium catalyzed hydrogenative carbonyl addition reactions
(2014-05)
Metal-catalyzed, hydrogenative methods for carbon-carbon bond formation are attractive alternatives to traditional carbonyl addition reactions. Through in situ generation of aldehyde and organometallic species, these ...