Vincamine derivatives useful as cerebral metabolic and circulato

Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...

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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).

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