Mostrando ítems 41-50 de 67
Godayol Boix, Anna (Fecha de defensa: 2014-03-27)
Different analytical methodologies have been developed for the determination of odorous compounds and synthetic fragrances in water and air WWTP samples from Girona and Tarragona provinces. With regards ...
Ng Choi, I-teng Montserrat (Fecha de defensa: 2015-12-15)
The incorporation of unsymmetrical biaryl systems into peptide sequences is a strategy that can improve their biological activity. Due to the difficulty of arylating the 4(5}-position of the imidazole ...
Prat Casellas, Irene (Fecha de defensa: 2013-06-14)
The functionalization of hydrocarbons in a sustainable manner is one of the main challenges for chemists. Their abundance in nature as natural gas or crude oil makes them the most convenient chemical ...
Rovira Coll, Mireia (Fecha de defensa: 2017-03-10)
Organometallic aryl-CuIII species have been proposed as key intermediates in Ullmann-type reactions. However, such species have long remained elusive and mechanistic investigations of a plausible catalytic ...
Cassú Ponsatí, Daniel (Fecha de defensa: 2018-04-20)
Transition metal-catalysed [2+2+2] cycloaddition reactions involving unsaturated substrates represent one of the most elegant methods in organic chemistry to prepare functionalised cyclic compound. This ...
Valls Cantenys, Carme (Fecha de defensa: 2014-11-21)
The presence of anthropogenic chemical substances in water resources can affect the ecological balance of aquatic systems, as well as human health, and therefore it is necessary to control their presence ...
Dachs Soler, Anna (Fecha de defensa: 2011-07-29)
The [2+2+2] cycloaddition reaction involves the formation of three carbon-carbon bonds in one single step using alkynes, alkenes, nitriles, carbonyls and other unsaturated reagents as reactants. This ...
Alonso Roura, Mònica (Fecha de defensa: 2012-12-14)
Hippocrates predicted many years ago that breath could tell something related with our health. On his treaties, he indicated that when the body starts moving after sleeping, and breathe with more ...
Vera Chamorro, Ruben (Fecha de defensa: 2019-03-15)
Water is essential for humankind not only for its direct consumption but also for its multiple applications in industry or agriculture, among others. The presence of undesirable substances or pollutants ...
Serrano Plana, Joan (Fecha de defensa: 2016-07-26)
The oxidation of hydrocarbons is one of the most important processes in the chemical industry, and it is often related to highly toxic reagents that generate a big amount of undesired residues. In sharp ...