Di phenylpyridazine compounds, processes for the preparation the

Details Di phenylpyridazine compounds, processes for the preparation the Di phenylpyridazine compounds, processes for the preparation the

1988-12-19

1990-06-05

Rizzo, Nicholas S.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

544238, A61K 3150, C07D40306, C07D40312

Patent

active

049314530

ABSTRACT:
The invention relates to diphenylpyridazine compounds useful in the treatment of cerebrovascular disease, of the formula: ##STR1## wherein R.sup.1 is piperazinyl(lower)alkyl, carbamoyl substituted with piperazinyl(lower)alkyl, or piperazinylcarbonyl, in each of which a piperazinyl group may be substituted with lower alkyl,

REFERENCES:
patent: 4280998 (1981-07-01), Franckowiak et al.
patent: 4348395 (1982-09-01), Franckowiak et al.
patent: 4360520 (1982-11-01), Meyer et al.
patent: 4727073 (1988-02-01), Takaya et al.
patent: 4831030 (1989-05-01), Takasugi et al.
patent: 4857527 (1989-08-01), Takaya et al.

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