Research Triangle Institute

Patricia A Fail

Mansukh C Wani

C Edgar Cook

Yue-Wei Lee

John R Stephens

Pingsheng Zhang

Hexahydroindenopyridine compounds having the following formula and relative stereochemistry ##STR1## where R.sup.1 is C.sub.1-6 alkyl; R.sup.2 is hydrogen or C.sub.1-6 alkyl; R.sup.3 is carboxyl or a group which is metabolized to a carboxyl group under mammalian physiological conditions; R.sup.4 is halogen; mixtures of said compound and acid addition salts thereof exhibit potent antispermatogenic activity and are useful in a method of inhibiting spermatogenesis in mammals.

Hexahydroindenopyridine compounds having antispermatogenic activity

Hexahydroindenopyridine compounds having the following formula and relative stereochemistry ##STR1## where R.sup.1 is C.sub.1-6 alkyl, R.sup.2 is hydrogen or C.sub.1-6 alkyl and R.sup.3 is carboxyl or a group which is metabolized to a carboxyl group under mammalian physiological conditions exhibit potent antispermatogenic activity and are useful in a method of inhibiting spermatogenesis in mammals.

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Patricia A Fail