Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1987-05-29
1988-05-10
Schwartz, Richard A.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
546 82, A61K 3147, C07D47104
Patent
active
047436077
ABSTRACT:
Tricyclic imidazolones enhance myocardial contractile force and are useful as cardiotonics in the treatment of heart failure. The compounds have the formula: ##STR1##
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Hofmann, K., Imidazole and Its Derivatives, Part I, Interscience, New York, 1953, pp. 63-64.
Derwent Abstract of USSR 891,671, 12/23/81.
Claxton George P.
Dage Richard C.
Jones Winton D.
Schnettler Richard A.
Merrell Dow Pharmaceuticals Inc.
Nesbitt Stephen L.
Schwartz Richard A.
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