Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1985-04-02
1988-04-05
Daus, Donald G.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
546 51, A61K 3144, C07D46100
Patent
active
047359463
ABSTRACT:
The invention relates to new eburnane derivatives of the formula (I) ##STR1## wherein R.sup.1 is alkyl having from 1 to 6 carbon atoms, and acid addition salts thereof.
The invention further relates to a process for the preparation of these compounds and pharmaceutical compositions containing them.
Compounds of formula (I) show remarkable CNS-activity and are useful intermediates in the preparation of other, pharmaceutically active compounds.
REFERENCES:
patent: 3753995 (1973-08-01), Martel et al.
patent: 4464535 (1984-08-01), Szantay et al.
patent: 4549020 (1985-10-01), Szantay et al.
patent: 4551462 (1985-11-01), Szantay et al.
Czibula Laszlo
Farkas nee Kirjak Maria
Kalaus Gyorgy
Kreidl Janos
Meszaros nee Brill Judit
Daus Donald G.
Dubno Herbert
Myers Jonathan
Richter Gedeon Vegyeszeti Gyar Rt.
Rivers Diana G.
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