Alkaloid studies XLII. The structures of
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K.S. Brown Jr.; H. Budzikiewicz; Carl Djerassi
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Article
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1963
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Elsevier Science
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French
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## The close botanical relation of the Apocynaceae genera A@osperma and Vallesia is also supported by the isolation from Vollesia dichotama of the typical Aspidosperma alkaloids aspidospermine3 and vallesin4 (N-formyl-Ndaacetylaspidospennine). A third base accompanying these two knownolkaloids dic