Catalyst for ortho-alkylation of phenols, a precursor...

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B01J 31/32 (2006.01) B01J 21/10 (2006.01) B01J 23/34 (2006.01) B01J 27/232 (2006.01) B01J 37/08 (2006.01) C07C 37/11 (2006.01) C07C 37/16 (2006.01) C07C 39/02 (2006.01) C07C 39/15 (2006.01)

Patent

CA 2180409

There is disclosed a catalyst for ortho-alkylation of phenols obtained by calcination of a catalyst precursor comprising a dry mixture of: (a) manganese oxalate; (b) phenolic resin fine particles; and (c) at least one magnesium compound selected from the group consisting of basic magnesium carbonate and magnesium hydroxide. There is further disclosed a process for producing ortho-alkylated phenols by the gas phase reaction between an alkyl alcohol and a phenol in the presence of the ortho-alkylation catalyst defined above.

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