Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1990-03-06
1991-08-06
Berch, Mark L.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
426532, 548461, 548526, 514422, A61K 3140, A01N 4740, C07D20734, C07D40510
Patent
active
050378473
ABSTRACT:
Novel 3-aryl-4-cyanopyrrole derivatives of the general formula ##STR1## wherein R.sub.1 and R.sub.2 are each independently of the other unsubstituted or halogen-substituted alkyl, halogen, nitro or hydrogen, or R.sub.1 and R.sub.2, when taken together, are --OCF.sub.2 O,
REFERENCES:
patent: 4229465 (1980-10-01), Ohkuma et al.
patent: 4705801 (1987-11-01), Martin
patent: 4868202 (1989-09-01), Martin et al.
patent: 4883807 (1989-11-01), Clough
Berch Mark L.
Ciba-Geigy Corporation
Dohmann George R.
McC. Roberts Edward
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