Process for the preparation of .alpha.-tocopherol

Details Process for the preparation of .alpha.-tocopherol Process for the preparation of .alpha.-tocopherol

1998-12-14

2000-02-01

Richter, Johann

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D31120

Patent

active

060205059

ABSTRACT:
A process is provided for the preparation of .alpha.-tocopherol. According to the process, a condensation reaction between trimethylhydroquinone and a specific phytol derivative or isophytol is conducted in the presence of any one of the following solvents:

REFERENCES:
patent: 5663376 (1997-09-01), Hirose et al.
patent: 5886197 (1999-03-01), Hirose et al.

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