Process for the production of alpha-tocopherol acetate by...

Details Process for the production of alpha-tocopherol acetate by... Process for the production of alpha-tocopherol acetate by...

C - Chemistry, Metallurgy

07

D

C07D 311/72 (2006.01)

Patent

CA 2339589

The present invention refers to a Process for the production of .alpha.-tocopherol acetate in a recirculating process by condensation of trimethylhydroquinone and isophylly in the presence of a catalyst system consisting of a zinc halide and an aqueous protonic acid and optionally an elemental metal in a polar solvent/water mixture extractable or miscible with water and subsequent acylation of the resultant .alpha.-tocopherol and recirculation of the catalyst system.

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