Piperazine substituted 6-phenyldihydro-3(2H)-pyridazinones, and

Details Piperazine substituted 6-phenyldihydro-3(2H)-pyridazinones, and Piperazine substituted 6-phenyldihydro-3(2H)-pyridazinones, and

1988-09-21

1990-09-04

Daus, Donald G.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

514247, 540575, 544114, 544238, 544239, A61K 3150, C07D23706

Patent

active

049545019

ABSTRACT:
New 6-phenyldihydro-3(2H)-pyridazinones corresponding to the following general formula ##STR1## are described. These compounds are readily prepared in a form suitable for oral administration and are distinguished by a high positive inotropic action and have only a slight effect on blood pressure and cardiac frequency. A process for their preparation and pharmaceutical preparations containing these compounds are also described.

REFERENCES:
patent: 4088762 (1978-05-01), Hakim
patent: 4521415 (1985-06-01), Katakami
patent: 4584299 (1986-04-01), Steffen et al.
patent: 4624951 (1986-11-01), Goschke
patent: 4636504 (1987-01-01), Rossy et al.
patent: 4666902 (1987-05-01), Zoller et al.
patent: 4710496 (1987-12-01), Geiss et al.
patent: 4820697 (1989-04-01), Sircar et al.

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