Research Triangle Institute

C Ray Tallent

C Edgar Cook

Mansukh C Wani

Jerry R Reel

John A Kepler

Yue-Wei Lee

Ping-sheng Zhang

The invention is directed to 20-keto-11.beta.-arylsteroids of formula I: ##STR1## wherein R.sup.1, R.sup.6, R.sup.7, R.sup.9, R.sup.12 and X are as defined by the specification. The compounds exhibit progestational and antiprogestational activities.

20-keto-11.beta.-arylsteroids and their derivatives having agonist or

Steroids of the formula: ##STR1## which are characterized by a 17.alpha.-cyanomethyl, azidomethyl, methoxymethyl, phenylmethyl, or ethynylmethyl substituent and a 17.beta.-hydroxy/esterified hydroxy substitutent. The steroids of this invention have glucocorticoid, anti-glucocorticoid, progrestational, or anti-progestational activity, depending on the particular structure.

17 .alpha.-(substituted-methyl)-17.beta.-hydroxy/esterified hydroxy

Steroids of the formula: ##STR1## which are characterized by a 17.alpha.-cyanomethyl, azidomethyl, methoxymethyl, phenylmethyl, or ethynylmethyl substituent and a 17.beta.-hydroxy/esterified hydroxy substituent. The steroids of this invention have glucocorticoid, anti-glucocorticoid, progestational, or anti-progestational activity, depending on the particular structure.

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Research Triangle Park, NC, United States of America

C Ray Tallent