Process for producing alpha-tocopherol acetate

Details Process for producing alpha-tocopherol acetate Process for producing alpha-tocopherol acetate

C - Chemistry, Metallurgy

07

D

C07D 311/72 (2006.01) C07D 311/04 (2006.01)

Patent

CA 2339613

Process for the production of .alpha.-tocopherol acetate in a recycling process by condensation of trimethylhydroquinone diesters and isophytol in the presence of a catalyst system comprising a zinc halide and of an aqueous protonic acid and optionally of an elemental metal in a polar solvent/ water mixture which is extractable or miscible with water and subsequent recycling of the catalyst system.

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