Compositions of retinoids substituted with a dithiane ring, thei

Details Compositions of retinoids substituted with a dithiane ring, thei Compositions of retinoids substituted with a dithiane ring, thei

1992-06-12

1994-03-22

Raymond, Richard L.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Having -c-, wherein x is chalcogen, bonded directly to...

549 20, 549 21, 424 70, A61K 31385, C07D33908

Patent

active

052965058

ABSTRACT:
The invention relates to a stereospecific derivative of formula: ##STR1## in which R is hydrogen or a C.sub.1 -C.sub.4 thioalkyl. The invention also relates to the use of these compounds for the manufacture of stereospecific retinal or retinoic acid, as well as to a process for preparing the retinoids of formula (I). The invention finally relates to a cosmetic or pharmaceutcial composition which contains at least one compound of formula (I) in a suitable vehicle; the pharmaceutical composition according to the invention may be used for treating dermatological, rheumatic, respiratory or ophthalmological conditions.

REFERENCES:
patent: 5093360 (1992-03-01), Yu et al.
Bhatt: "Vitamin A Derivatives", Chemical Abstracts, vol. 92, No. 9, 1980, Abstract No. 76738S.
T. Greene, "Protective Groups in Organic Synthesis," pp. 134-138 John Wiley & Sons, New York (1981).

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