• Patent

17.beta.-acyl-17.alpha.-propynyl-11.beta.-arylsteroids and their derivatives having agonist or antagonist hormonal properties

Citation

Cook, C., Kepler, J., & O'Reilly, J. M. (2001). IPC No. U.S.17.beta.-acyl-17.alpha.-propynyl-11.beta.-arylsteroids and their derivatives having agonist or antagonist hormonal properties (Patent No. 6172052.)

Abstract

The invention is directed to a novel class of 17.beta.-acyl-17.beta.-propynyl steroids which exhibit potent antiprogestational activity.