1.alpha.-Ethyl-1.beta.-(2'-alkoxy carbonyl-2'-hydroxyiminoethyl)-10-methoxy 1,2,3,4,6,7,12,12.beta.-octahydroindolo(2,3A)quinolizines
US4429129A · kind A · utility
1Cited by
3References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 20, 1982 |
| Grant date | Jan 31, 1984 |
| Priority date | — |
| Expiry date | Aug 20, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D461/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a new process for the preparation of alkoxyvincaminic acid esters of the formula (I) ##STR1## and/or alkoxyapovincaminic acid esters of the formula (II) ##STR2## wherein R.sup.1, R.sup.2 and R.sup.3 independently stand for alkyl groups having from one to 6 carbon atoms. The compounds of the formulae (I) and (II) are pharmaceutically active, thus some of them show psychostimulant activity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.