Benzene compounds having two pyridazinone substituents

Details Benzene compounds having two pyridazinone substituents Benzene compounds having two pyridazinone substituents

1986-07-01

1990-02-27

Berch, Mark L.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

544238, C07D40110, A61K 3150

Patent

active

049046640

ABSTRACT:
The invention relates to pyridazinone derivatives which have inotropic, vasodilator and bronchodilator activity. The compounds of the invention are described by formula (I): ##STR1## wherein: R.sup.1 is hydrogen or methyl;

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G. R. Brown et al., J. Chem. Soc. Chem. COmmun., 1984, 1373.
Abstract and Claims for EP89,650.
Physicians Desk Reference (1987), p. 643-645.

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