SYNTHESIS AND BIOLOGICAL-ACTIVITIES OF MERIBENDAN AND RELATED HETEROCYCLIC BENZIMIDAZOLO-PYRIDAZINONES

被引:67
作者
JONAS, R [1 ]
KLOCKOW, M [1 ]
LUES, I [1 ]
PRUCHER, H [1 ]
SCHLIEP, HJ [1 ]
WURZIGER, H [1 ]
机构
[1] E MERCK AG,PRECLIN PHARMACEUT RES LABS,FRANKFURTER STR 250,W-6100 DARMSTADT,GERMANY
关键词
BENZIMIDAZOLE; CALCIUM SENSITIVITY; CARDIOTONICS; INOTROPES; PHOSPHODIESTERASE; PAPILLARY MUSCLE; PYRIDAZINONE;
D O I
10.1016/0223-5234(93)90005-Y
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
The synthesis of 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.
引用
收藏
页码:129 / 140
页数:12
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