5-heteroarylamino-6-oxy-substituted 3(2H)-pyridazinones
US5318968A · kind A · utility
6Cited by
5References
5Claims
0Family size
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Key dates
| Filing date | Dec 21, 1992 |
| Grant date | Jun 7, 1994 |
| Priority date | — |
| Expiry date | Dec 21, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D405/12
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound of the formula, ##STR1## or its pharmaceutically acceptable salt, and its preparation process and pharmaceutical compositions characterized by containing these compounds as effective ingredients. These compounds have strong antithrombotic activity, cardiotonic activity, vasodilator activity and anti-SRS-A activity, and are useful as prophylactic or therapeutic agents for various thrombotic affections, congestive heart failure, hypertension, asthma, immediate type allergy diseases and the like.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.