| 发明名称 |
Pyridazinones having cardiotonic and beta blocking activities |
| 摘要 |
Pyridazinones of the following formula (I): <IMAGE> (I) where R1-R4 are a variety of substituents and L is a linking group, a pharmaceutical composition for treating congestive heart failure, novel intermediates, methods for such treatment and processes for preparing compounds of formula (I).
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| 申请公布号 |
US5096904(A) |
申请公布日期 |
1992.03.17 |
| 申请号 |
US19900556230 |
申请日期 |
1990.07.20 |
| 申请人 |
GLAXO INC. |
发明人 |
WHEELER, THOMAS N.;KENAKIN, TERRENCE P.;SHAFFER, JOEL E. |
| 分类号 |
C07D237/04 |
主分类号 |
C07D237/04 |
| 代理机构 |
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