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General Strategies in the Preparation of Antirhine-Type Indole Alkaloids

✍ Scribed by Lounasmaa, Mauri; Hanhinen, Pirjo; Putkonen, Tiina

Book ID
111652474
Publisher
Japan Institute of Heterocyclic Chemistry
Year
1999
Tongue
English
Weight
416 KB
Volume
51
Category
Article
ISSN
0385-5414

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Aldehyde Intermediates in the Synthesis
Aldehyde Intermediates in the Synthesis of Tacamine-Type Indole Alkaloids: Preparation of (Β±)-apotacamine
✍ Arto Tolvanen; David Din Belle; Mauri Lounasmaa πŸ“‚ Article πŸ“… 1994 πŸ› John Wiley and Sons 🌐 German βš– 394 KB

## Abstract The synthesis of aldehyde intermediates suitable for the preparation of indole alkaloids of the tacamine (1) type is described. The four possible aldehydes 4–7 were prepared from methyl 5‐ethylnicotinate (8) in a few simple steps using a base‐catalyzed epimerization as the final step (_