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Direct Assembly of 2‐Oxazolidinones by Chemical Fixation of Carbon Dioxide
Authors:Teemu Niemi  Dr. Jesus E. Perea‐Buceta  Dr. Israel Fernández  Dr. Sami Alakurtti  Erika Rantala  Prof. Timo Repo
Affiliation:1. Laboratory of Inorganic Chemistry, Department of Chemistry, University of Helsinki, P.O. Box 55, 00014 Helsinki (Finland), Fax: (+358)?9‐191‐50198;2. Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, 28040 Madrid (Spain);3. VTT Technical Research Centre of Finland, P. O. Box 1000, FI‐02044 (Finland)
Abstract:The reaction of β‐ and γ‐haloamines with carbon dioxide to give pharmaceutically relevant 2‐oxazolidinones and 1,3‐dioxazin‐2‐ones, was found to proceed efficiently in the presence of a base and in the absence of catalyst. After optimization of reaction conditions, the system was successfully expanded to a variety of haloamines, even at multigram scale. The reaction was further studied in silico by DFT calculations.
Keywords:2‐oxazolidones  antibiotics  carbon dioxide activation  carbon dioxide fixation  density functional calculations
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