Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1986-12-24
1987-09-08
Siegel, Alan
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
549 57, A61K 3138, C07D33356
Patent
active
046924604
ABSTRACT:
Cyclopenta[b]thiophenes of the following formulae (I) and (II): ##STR1## wherein R.sup.1 and R.sup.4 are H or alkyl and R.sup.2, R.sup.3, R.sup.5 and
REFERENCES:
patent: 3647858 (1972-03-01), Hinkley et al.
Chem Abst 1981, 95:42895n, Adroher et al.
Levy David J.
McNeilab Inc.
Siegel Alan
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