Further developments in the synthesis of
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Poonsakdi Ploypradith; Wiyada Jinaglueng; Chitkavee Pavaro; Somsak Ruchirawat
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Article
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2003
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Elsevier Science
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French
⚖ 264 KB
Direct metal-halogen exchange of 2-bromopyrrole carbonate derivatives with tert-butyllithium followed by the intramolecular lactonization of the resulting 2-pyrrole anion onto the carbonate provided the corresponding lamellarins in moderate to good yield. The lamellarin framework could be obtained f