Asymmetric synthesis of natural vitamin E

Details Asymmetric synthesis of natural vitamin E Asymmetric synthesis of natural vitamin E

1989-05-15

1990-04-03

Pal, Asok

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D31104, C07D31120

Patent

active

049142178

ABSTRACT:
An asymmetric synthesis for Vitamin E in an optically active pure form for 4-(2,5-diloweralkanoyloxy)-3,4,6-trimethylphenyl-butan-2-one and intermediates therein.

REFERENCES:
patent: 4062879 (1977-12-01), Kijima et al.
patent: 4495104 (1988-01-01), Imada
patent: 4559177 (1985-12-01), Okutani et al.
patent: 4831185 (1989-05-01), Chan et al.
patent: 4855085 (1989-08-01), Chan et al.
Mayer et al., Helv. Chimca Acta, vol. 67, pp. 650-671, (1983), (Figures only).

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