RTI uses cookies to offer you the best experience online. By clicking “accept” on this website, you opt in and you agree to the use of cookies. If you would like to know more about how RTI uses cookies and how to manage them please view our Privacy Policy here. You can “opt out” or change your mind by visiting: http://optout.aboutads.info/. Click “accept” to agree.
The invention is directed to
17.beta.-nitro-11.beta.-arylsteroids of formula I: ##STR1## wherein
R.sup.1, R.sup.6, R.sup.7, R.sup.12 and X are as defined by the
specification. The compounds exhibit potent antiprogestational
activity and are useful in the treatment of fibroids,
endometriosis, cervical ripening prior to delivery, hormone
replacement therapy and in the control of fertility.