4H-Benzo[4,5]cyclohepta[1,2-b]thiophenes
US4031225A · kind A · utility
2Cited by
1References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 14, 1976 |
| Grant date | Jun 21, 1977 |
| Priority date | — |
| Expiry date | Jun 14, 1996 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P9/06
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
This invention provides new compounds of formula I, ##STR1## wherein N IS A WHOLE NUMBER FROM 1 TO 3, PA1 R.sub.1 is hydrogen, or halogen of atomic number from 9 to 35, PA1 Each of the two radicals R.sub.2 are the same, and each is hydrogen or alkyl of 1 to 4 carbon atoms, PA1 Each of the two radicals R.sub.3 are the same, and each is hydrogen or alkyl of 1 to 4 carbon atoms, and PA1 X is carbonyl or methylene, Useful as anti-arrhythmics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.