Optically active products of derivatives of 20,21-dinoreburnamenine, process for their preparation, their use as medicines and pharmaceutical compositions containing them

摘要

Optically active products of the racemic products of formula (I): …IMAGE… in which the hydrogen atom in position 3 and the hydrogen atom in position 16 are trans and in which the group: …IMAGE… represents either: …IMAGE… the hydroxyl radical being in the alpha or beta form, or:… and their addition salts with inorganic or organic acids, process for their preparation and their application especially as medications.