Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1983-07-12
1985-07-02
Fan, Jane T.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
546279, A61K 3144, C07D40104
Patent
active
045268959
ABSTRACT:
The invention relates to new 3-pyridyl-5-alkoxy-pyrazole derivatives of the following formula: ##STR1## wherein R.sub.1 represents a 4-pyridyl, 3-pyridyl or 2-pyridyl group which is unsubstituted or which may be substituted with one or two lower alkyl groups; R.sub.2 represents a hydrogen atom or a lower alkyl group; and R.sub.3 represents a lower alkyl group, a phenyl group or an aralkyl group; and the acid addition salts thereof. The derivatives may be prepared by alkylation of a 3-pyridyl-5-pyrazolone. The derivatives are medicinally useful, particularly for the treatment of cardiac deficiency.
Jarreau Francois-Xavier
Koenig Jean-Jacques
Etablissements NATIVELLE S.A.
Fan Jane T.
LandOfFree
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