Viscosalines B1,2 and E1,2: Challenging New 3-Alkyl Pyridinium Alkaloids from the Marine Sponge Haliclona viscosa
✍ Scribed by Dr. Gesine Schmidt; Dr. Christoph Timm; Dr. Achim Grube; Dr. Christian A. Volk; Priv.-Doz. Dr. Matthias Köck
- Book ID
- 112019837
- Publisher
- John Wiley and Sons
- Year
- 2012
- Tongue
- English
- Weight
- 816 KB
- Volume
- 18
- Category
- Article
- ISSN
- 0947-6539
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## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v
## Abstract The hitherto only from syntheses known macrocyclic 3‐alkyl pyridinium alkaloid (I) is isolated from a natural source for the first time.
A new synthesis of the 2-dimethylamino-4-hydroxy-6-methoxymethyl-3H-imidazo [4', 5' :3,4] pyfido[2,3-b]indole, used as key intermediate in the total synthesis of the alkaloids grossularines -1 and -2. based on the step-wise formation of the pyfidine and imidazole tings, is described.