Article révisé par les pairs
Résumé : Epimerisation of the C–21 substituent has been observed during methanolic sodium hydroxyde hydrolysis of acetoxy‐12, 19‐dioxo‐Δ9(11), 13(18‐coriaceolide and diacetoxy‐12, 19‐dioxo‐Δ9(11), 13(18‐methyl machaerinate. Copyright © 1966 Wiley‐VCH Verlag GmbH & Co. KGaA, Weinheim