Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...
Patent
1981-05-08
1982-12-21
Daus, Donald G.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Bacterium or component thereof or substance produced by said...
546 51, A61K 31435, C07D46100
Patent
active
043649475
ABSTRACT:
This invention relates to novel vincamine derivatives useful as cerebral metabolic and circulatory regulators. The compounds have the following structural formula: ##STR1## wherein R.sub.1 is hydrogen or a hydroxyl group and R.sub.2 is an alkyl group.
REFERENCES:
patent: 4123535 (1978-10-01), Pfaffli
Yamada, et al., Chemical Abstracts, vol. 82, 15735k (1975).
Daus Donald G.
Nippon Zoki Pharmaceutical Co. Ltd.
Rivers Diana G.
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