14-.alpha., 17-.alpha.-C.sub.2 bridged norprogesterone derivativ

Details 14-.alpha., 17-.alpha.-C.sub.2 bridged norprogesterone derivativ 14-.alpha., 17-.alpha.-C.sub.2 bridged norprogesterone derivativ

1999-07-28

2000-11-14

Badio, Barbara

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Cyclopentanohydrophenanthrene ring system doai

514171, 514172, 514177, 514841, 514843, A61K 3156, A61K 3158

Patent

active

061470651

ABSTRACT:
Described are 14,17-C.sub.2 -bridged steroids of the formula (I) defined in the specification. The compounds are available, even after peroral administration, with high gestagenic action and are suitable for the production of pharmaceutical agents.

REFERENCES:
A.J. Solo et al., Steroids: Structure, Function and Regulation, 18:251-259 (Sep. 1971).
A.J. Solo et al., Journal of Medicinal Chemistry, 16:270-273 (Mar. 1973).
J.R. Bull et al., South African Journal of Chemistry, 44:87-94 (Sep. 1991).
A.J. Solo et al., Journal of Phramaceutical Sciences, 62:1471-1475 (Sep. 1973).

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