13-Bromo lysergic acid compounds
US4076715A · kind A · utility
4Cited by
1References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 23, 1975 |
| Grant date | Feb 28, 1978 |
| Priority date | — |
| Expiry date | May 23, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D519/02
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention concerns novel 13-bromo-lysergic acid compounds of formula I: ##STR1## wherein R.sub.2 is isopropyl, 1 or 2-methylpropyl or benzyl, useful as agents for the treatment of cerebral insufficiency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.