A concise, stereoselective synthesis of
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M.-LluΓ―sa Bennasar; Juan-Miguel JimΓ©nez; Bilal A. Sufi; Joan Bosch
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Article
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1996
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Elsevier Science
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French
β 126 KB
A stereocontrolled synthesis of (-+)-geissoschizine, involving the addition of the enolate derived from l-acetylindole to pyridinium salt 2, cyclization of the resultant 1,4-dihydropyridine, stereoselective elaboration of the E-ethylidene substituent, closure of C ring by Pummerer reaction, and meth