Substituted methoxyphenyl-4,5 dihydro-3(2H)-pridazinones having cardiotonic and beta blocking activities
US5204463A · kind A · utility
6Cited by
5References
8Claims
0Family size
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Key dates
| Filing date | Sep 4, 1991 |
| Grant date | Apr 20, 1993 |
| Priority date | — |
| Expiry date | Sep 4, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D237/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Pyridazinones of the following formula (I): ##STR1## where R.sup.1 -R.sup.4 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).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.