Substituted sulfonamides
US5565457A · kind A · utility
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2References
12Claims
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Assignee
Inventors
Key dates
| Filing date | Feb 23, 1995 |
| Grant date | Oct 15, 1996 |
| Priority date | — |
| Expiry date | Feb 23, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2603/66
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The compounds are N-(2,3,4-trimethoxybenzyl)piperazines N'-substituted by a radical containing a sulfonamide group, and pharmaceutically tolerable salts thereof, useful for treating myocardial ischaemic pathologies, cerebral vascular accident and manifestations of deficiency associated with chronic cerebral circulatory disorders. A compound disclosed is : N-benzyl-N-{3,3-dimethyl-4-[4-(2,3,4-trimethoxybenzyl) piperazin-1-yl]butyl}-(isoquinolin-5-yl)sulfonamide and its fumarate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.