Novel delta 4,9 pregnane derivatives

Details Novel delta 4,9 pregnane derivatives Novel delta 4,9 pregnane derivatives

1978-09-15

1980-09-16

Roberts, Elbert L.

Drug, bio-affecting and body treating compositions

Antigen, epitope, or other immunospecific immunoeffector

Bacterium or component thereof or substance produced by said...

2603973, 2603971, 2603974, 26039747, A61K 3156, C07J 1700, C07J 700

Patent

active

042230306

ABSTRACT:
New and useful steroids of the pregnane series and compositions therefor are disclosed of the formula: ##STR1## wherein R.sub.1 is selected from the group consisting of H, F, OH, and OR.sub.2, and R.sub.2 is carbacyl of one to eighteen carbon atoms, which steroids exhibit useful pharmacological utility, to wit, progestational and/or ovulation-inhibiting activity.

REFERENCES:
patent: 3277122 (1966-10-01), Alvarez

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