A New Enantioselective Total Synthesis o
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Wolfgang Oppolzer; Hartmut Hauth; Paul Pfäffli; Roland Wenger
📂
Article
📅
1977
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John Wiley and Sons
🌐
German
⚖ 615 KB
## Abstract Natural Vincamine (**1**) has been synthesized in an enantioselective manner starting from the ethylpentenal **7**. In the key step a mixture of the diastereoisomeric racemates, **14** and **15**, was directly obtained from the silyl enol ether **11** and the dihydro‐β‐carboline **12**