Substituted triazolopyridazines, pharmaceutical compositions and

Details Substituted triazolopyridazines, pharmaceutical compositions and Substituted triazolopyridazines, pharmaceutical compositions and

1990-02-07

1991-04-30

Ramsuer, Robert W.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

5142332, 514248, 540599, 544118, 544234, 424 45, A61K 3150, A61K 3155, C07D48704

Patent

active

050118358

ABSTRACT:
This invention is directed to a group of compounds which are acyl derivatives of amino substituted triazolopyridazines. They are prepared by the reaction of an aminotriazolopyridazine or an aminotriazolophthalazine with an appropriate acid chloride. These compounds possess bronchodilating and antiallergenic activity.

REFERENCES:
patent: 4526890 (1985-07-01), Peet et al.

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