公开(公告)号：ZA201806411B

公开(公告)日：2019-12-18

申请号：ZA201806411

申请日：2018-09-26

Applicant: BASF SE

Inventor： THOMAS SCHAUB ,  ROCCO PACIELLO ,  NURIA HUGUET SUBIELA ,  OLIVER TRAPP ,  SIMONE MANZINI

Abstract: The present invention relates to a catalytic process for preparing an α,β-ethylenically unsaturated carboxylic acid salt, comprising contacting an alkene and carbon dioxide with a carboxylation catalyst being a transition metal complex, an alkoxide, and an organic solvent, to obtain an α,β-ethylenically unsaturated carboxylic acid salt, the organic solvent being incompletely miscible with water at a pressure of 1 bar at at least one temperature T and selected from amides and ureas, T being a temperature in the range from 10° C. to 90° C.