Sumários

Hydrogenation

17 Dezembro 2019, 16:30 Luísa Margarida Martins

Hydrogenation of alkenes. Wilkinson Catalyst. Types of catalysts: influence of phosphinic ligands. Asymmetric hydrogenation. Hydrogenation reactions. Industrial applications.


Di-, Oligo-, Polimerization

12 Dezembro 2019, 16:00 Maria de Fátima Costa Guedes da Silva

Di-, Oligo-, Polimerization. Industrial applications.


Metathesis

10 Dezembro 2019, 16:30 Maria de Fátima Costa Guedes da Silva

Metathesis reaction. Induatrial applications.


Alkene oxidation

5 Dezembro 2019, 16:00 Luísa Margarida Martins

Production of acetaldehyde. Wacker process. Alkene epoxidation. Production of propylene oxide. Halcon/Arco and SMPO processes. Production of ethylene oxide. Examples of epoxidation catalysts. Exercises.


Alcohols and ketones oxidation

3 Dezembro 2019, 16:30 Luísa Margarida Martins

 Catalytic oxidations of primary and secondary alcohols. Anelli oxidation; nitroxyl radicals. Metal/TEMPO-catalyzed aerobic oxidation of alcohols. Catalytic cycles and application examples. Chemoselectivity. Microwave assisted oxidations of alcohols. Reaction mechanism. Sustainable approaches for the oxidation of alcohols. Baeyer-Villiger oxidation of ketones; peracid oxidants and Criegee's mechanism. Metal catalyzed Baeyer-Villiger oxidation of ketones. Mechanism and examples. Exercises.