Process for preparing a 2-oxo-1, 3-dioxolane

B - Operations – Transporting – 01 – J

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B01J 27/14 (2006.01) B01J 31/02 (2006.01) B01J 31/18 (2006.01) C07C 317/36 (2006.01) C07D 317/36 (2006.01) C07D 317/38 (2006.01) C07F 9/54 (2006.01)

Patent

CA 2052079

ABSTRACT OF THE DISCLOSURE A process for preparing a 2-oxo- 1,3-dioxolane, comprising: reacting an epoxy compound with at least one functional epoxy group with CO2 in the presence of a Quaternary phosphonium compound catalyst and at a reaction temperature of about 60 to 200-C under normal pressure. The catalyst are typically [(R1R2R3R4)P]+X , wherein R1 to R4 are alkyl or aryl and X is an anion.

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