European Journal of Medicinal Chemistry p. 129 - 140 (1993)
Update date:2022-08-02
Topics:
Jonas, R
Klockow, M
Lues, I
Pruecher, H
Schliep, H J
Wurziger, H
The synthesis of a new heterocyclic benzimidazolo-pyridazinones is described.The new compounds were evaluated as inotropic agents with 'calcium-sensitizing' effects. 5-Methyl-6-<2-(3-pyrazolyl)-5-benzimidazolyl>-2,3,4,5-tetrahydro-pyridazin-3-one hydrochloride (meribendan) turned out to be the most interesting compound and was chosen for development as a positive inotrope. benzimidazole / calcium sensivity / cardiotonics / inotropes / phosphodiesterase / papillary muscle / pyridazinone
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