5 Amino-3,4,5,6 tetrahydro-1H-[-6-]cyclohept[c,d]indolols and a method for their use as hypotensives
US4335135A · kind A · utility
1Cited by
2References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 1981 |
| Grant date | Jun 15, 1982 |
| Priority date | — |
| Expiry date | Feb 23, 2001 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P25/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Novel trans cyclohept[c,d]indolols of the formula ##STR1## wherein R is selected from the group consisting of hydrogen, alkyl of 1 to 5 carbon atoms and optionally substituted aralkyl of 7 to 12 carbon atoms and R.sub.1 is selected from the group consisting of hydrogen, alkyl of 1 to 5 carbon atoms, cycloalkylalkyl of 4 to 7 carbon atoms and optionally substituted aralkyl of 7 to 12 carbon atoms and their non-toxic, pharmaceutically acceptable acid addition salts having hypotensive and antihypertensive activity and a process for their preparation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.