Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1986-01-13
1987-11-24
Chan, Nicky
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
549415, 549554, C07D30912
Patent
active
047090553
ABSTRACT:
There is described a novel process for producing hydroquinone derivatives of the formula ##STR1## wherein R is an ether protecting group, and their conversion into d-.alpha.-tocopherol, starting from compounds of the formula ##STR2## wherein R is an ether protecting group and R.sup.1 is hydrogen or an ether protecting group.
REFERENCES:
patent: 3992420 (1976-11-01), Lind et al.
Sakito et al., C.A., 98, 215447r (1983).
Sakito et al., C.A., 98, 143279g (1983).
Barner Richard
Hubscher Josef
Chan Nicky
Gould George M.
Hoffmann-La Roche Inc.
Saxe Jon S.
Tramaloni Dennis P.
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