Process for the preparation of acetic acid and/or methyl...

Details Process for the preparation of acetic acid and/or methyl... Process for the preparation of acetic acid and/or methyl...

C - Chemistry, Metallurgy

07

C

260/495.1, 260/5

C07C 53/08 (2006.01) C07C 51/12 (2006.01) C07C 69/14 (2006.01)

Patent

CA 1237444

K 558 A B S T R A C T PROCESS FOR THE PREPARATION OF ACETIC ACID AND/OR METHYL ACETATE A process for the preparation of acetic acid and/or methyl acetate by reaction of methanol with carbon monoxide in the presence of a catalyst system comprising a palladium compound which is soluble in the reaction mixture and a compound RZ, wherein R re- presents hydrogen or an alkyl, cycloalkyl or aralkyl group, and Z is chlorine, bromine or iodine, characterized in that in addition there are present in the catalyst system an ionic bromine or iodine compound other than HBr or HI and a sulphone or sulphoxide. APRH04

458077

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