Carboxyalkyl tricyclic derivatives useful as inhibitors of enkep

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

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A61K 3155

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055299970

ABSTRACT:
The present invention relates to compounds of the formula ##STR1## wherein B.sub.1 and B.sub.2 are each independently hydrogen; hydroxy; --OR.sub.2 wherein R.sub.2 is a C.sub.1 -C.sub.4 alkyl or an Ar-Y group wherein Ar is aryl and Y is a hydrogen or C.sub.1 -C.sub.4 alkyl; or, where B.sub.1 and B.sub.2 are attached to adjacent carbon atoms, B.sub.1 and B.sub.2 can be taken together with said adjacent carbons to form a benzene ring or methylenedioxy;

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