11.beta.-aryl-4-estrenes, process for their production as well a

Details 11.beta.-aryl-4-estrenes, process for their production as well a 11.beta.-aryl-4-estrenes, process for their production as well a

1995-06-06

1998-03-17

Dees, Jose G.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Cyclopentanohydrophenanthrene ring system doai

514172, 514174, 514176, 514182, A61K 3156, A61K 3158

Patent

active

057286892

ABSTRACT:
A method of inducing an antigestagenic effect by the administration of compounds of formula I: ##STR1## wherein, substituents are as defined in the specification.

REFERENCES:
patent: 4386085 (1983-05-01), Teutsch et al.
patent: 4808710 (1989-02-01), Jongh et al.
patent: 4861763 (1989-08-01), Cook et al.
patent: 4870069 (1989-09-01), Ottow et al.
patent: 4900725 (1990-02-01), Nioie et al.
patent: 4921846 (1990-05-01), Nedelec et al.
patent: 4978657 (1990-12-01), Teutsch et al.
Neef, et al, Tetrahedron Letters, 24(47), pp. 5205-5208 (1983).

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