Eburna alkaloids

Through a biomimetic approach, tabersonine is also the semisynthetic precursor of vincamine, a Eburna alkaloid isolated from Vinca minor, and is used for cerebral insufficiency in Europe. Tabemanthe iboga has a long history of use as a stimulant in tropical Africa its main active principle is ibogaine, a controlled substance in many countries (Fig. 40). It is being actively investigated in the United States for its potential to induce opium addiction withdrawal. 

Eburicoic acid, T50 Eburna alkaloids, K16 Eburnamonine, K16 Eburnaphylline, K3 ... 

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