4-Substituted-1-(4-alkylsulphonamidophenyl)piperazines as antiarrhythmic agents
US4797401A · kind A · utility
9Cited by
6References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 15, 1987 |
| Grant date | Jan 10, 1989 |
| Priority date | — |
| Expiry date | Jul 15, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P9/06
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Antiarrhythmic agents of the formula: ##STR1## and their pharmaceutically acceptable salts, wherein R and R.sup.1, which are the same or different, are C.sub.1 -C.sub.4 alkyl, C.sub.3 -C.sub.7 cycloalkyl, --CH.sub.2 CH.sub.3, --CH.sub.2 Cl, --CF.sub.3 or --NH.sub.2 ; PA0 R.sup.2 and R.sup.3, which are the same or different, are H, halo, CF.sub.3, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy; and PA0 X is --CH.sub.2 --, ##STR2## or --CH(OH)--.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.