Document details

Radical-type reactions in protic and aprotic media : comparisons in nickel-cata...

Author(s): Dunach, E. cv logo 1 ; Esteves, Ana Paula cv logo 2 ; Medeiros, Maria José cv logo 3 ; Neves, C. S. S. cv logo 4 ; Olivero, S. cv logo 5

Date: 2008

Persistent ID: http://hdl.handle.net/1822/25657

Origin: RepositóriUM - Universidade do Minho

Subject(s): Electrosynthesis; Ethanol; Cyclisation; Radical; Nickel; Tetrahydrofuran


Description
The electrochemical reductive cyclisation of unsaturated organic halides in the presence of Ni(II) complexes as catalysts was examined in aprotic solvents such as DMF and in protic solvents such as ethanol, butanol or ethanolewater mixtures. The presence of the alcohol media enhanced the rate of recycling of the catalytic species. La cyclisation réductive électrochimique d’halogénures insaturés en présence de complexes de Ni(II) comme catalyseurs a été examinée dans des solvants comme le DMF et dans des solvants protiques comme l’éthanol, le butanol ou des mélanges éthanol-eau. La présence du milieu alcoolique augmente la vitesse du recyclage des espèces catalytiques.
Document Type Article
Language English
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