C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/524, 260/528
C07C 53/126 (2006.01) C07C 51/14 (2006.01) C07C 55/02 (2006.01) C07C 69/44 (2006.01) C07D 315/00 (2006.01)
Patent
CA 1311766
TITLE Acid Accelerated Hydrocarboxylation Abstract A process for the production of carboxylic acids by the hydrocarboxylation of olefinically unsaturated alkenes or esters using a rhodium catalyst, an iodide promoter, a solvent selected from the class consisting of methylene chloride, 1,2-dichloroethane, and C6 to C9 aromatic solvents, and an accelerator which is an acid having a pKa in the range of 4.2 to 5.2.
553473
E. I. Du Pont de Nemours And Company
Sim & Mcburney
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