Imidazo[4,5-c]pyridazine-3-ones, imidazo[4,5-d]pyridazine-4-ones

Details Imidazo[4,5-c]pyridazine-3-ones, imidazo[4,5-d]pyridazine-4-ones Imidazo[4,5-c]pyridazine-3-ones, imidazo[4,5-d]pyridazine-4-ones

1984-06-22

1987-06-02

Daus, Donald G.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

514248, 514262, 514263, 544272, 544276, 544236, 544350, 544184, 544264, 546118, C07D47328, C07D48704, A61K 31495, A61K 3152

Patent

active

046704388

ABSTRACT:
Compounds of the formula ##STR1## wherein A, B, C and D are --N.dbd., HN.dbd., R.sub.3 N.dbd., O.dbd.C.dbd., HC.tbd., HO--C.tbd. or R.sub.3 SO.sub.2 --O--C.tbd.; and

REFERENCES:
patent: 3922345 (1975-11-01), Lipinski et al.
patent: 4299832 (1981-11-01), Brown et al.
patent: 4452788 (1984-06-01), Bristol et al.
patent: 4477454 (1984-10-01), Jonas et al.
Burger, Ed., Medicinal Chemistry, 2nd ed., 1960, Interscience Pub., N.Y.

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