New polycyclic 8,9-dihydro-7H-indolizino[1,2-b]quinolin-11-ones have been synthesized from tetrahydroalstonine (2) through sequential oxidation reactions.
ChemInform Abstract: Partial Synthesis of Camptothecin Analogues. Part 2. Oxidation of the CDE Rings of Pentacyclic Quinoline Compounds Derived from Tetrahydroalstonine.
β Scribed by Cecile Dumas; Christiane Kan-Fan; Jacques Royer; Henri-Philippe Husson
- Publisher
- John Wiley and Sons
- Year
- 2001
- Weight
- 31 KB
- Volume
- 32
- Category
- Article
- ISSN
- 0931-7597
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Regiochemical Control of the Ring-Opening of Epoxides by Means of Chelating Processes. Part 13. Synthesis and Ring-Opening Reactions of the Diastereoisomeric cis-and trans-Epoxides Derived from 3-(Benzyloxy)cyclopentene and 2-(Benzyloxy)-2,5-dihydrofuran. -Under standard conditions the cis-epoxides