American Chemical Society
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Cyclic Carbonate Formation from Carbon Dioxide and Oxiranes in Tetrabutylammonium Halides as Solvents and Catalysts

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journal contribution
posted on 2002-06-29, 00:00 authored by Vincenzo Caló, Angelo Nacci, Antonio Monopoli, Antonello Fanizzi
Epoxides dissolved in molten tetralkylammonium salts bearing halides as counterions are converted into cyclic carbonates under atmospheric pressure of carbon dioxide. The reaction rate depends on the nucleophilicity of the halide ion as well as the structure of the cation.