Process for carbonylating methanol to acetic acid and/or...

Details Process for carbonylating methanol to acetic acid and/or... Process for carbonylating methanol to acetic acid and/or...

C - Chemistry, Metallurgy

07

C

260/495.1, 260/5

C07C 53/08 (2006.01) B01J 31/30 (2006.01) C07C 51/12 (2006.01) C07C 69/14 (2006.01)

Patent

CA 1212383

A B S T R A C T A PROCESS FOR CARBONYLATING METHANOL TO ACETIC ACID AND/OR METHYL ACETATE A process for carbonylating methanol to acetic acid and/or methyl acetate characterized in that methanol is reacted with carbon monoxide in the presence of a catalyst comprising: a catalytically active amount of a homogeneous Group VIII metal compound, a promoter RZ wherein R is H or C1-C3-alkyl and Z is chlorine, bromine or iodine and a Group IA-, IIA- or transition metal iodide or car- boxylate; and one or more ligands containing at least one elec- tron-rich N atom.

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