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US 4,066,751 AGranted
Prostaglandin analogues
AssigneeOno Pharmaceutical Co., Ltd.
InventorsMasaki Hayashi, Seiji Kori, Tadao Tanouchi
Life of this patent
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Abstract
Prostaglandin analogues of the formula: ##STR1## wherein X represents oxygen or sulphur, R.sup.1 and R.sup.2 each represent hydrogen or alkyl of from 1 to 3 carbon atoms, alkenyl of from 2 to 4 carbon atoms or trifluoromethyl, and the double bonds depicted in positions C.sub.5 -C.sub.6 and C.sub.13 -C.sub.14 are cis and trans respectively. These compounds are indicated in the treatment of impaired fertility, induction of labor or termination of pregnancy in females.
Claims10
Prostaglandin analogues of the general formula:
- ##STR27## (wherein X represents an oxygen or sulphur atom, R.sup.1 and R.sup.2, which may be the same or different, each represent a hydrogen atom or an alkyl group containing from 1 to 3 carbon atoms, an alkenyl group containing from 2 to 4 carbon atoms or a trifluoromethyl group, and the double bonds depicted in positions C.sub.5 -C.sub.6 and C.sub.13 -C.sub.14 and cis and trans respectively), and cyclodextrin clathrates thereof.
Dependencies are inferred from the claim text.