Collect. Czech. Chem. Commun. 1981, 46, 2129-2135

Epimer of 7-deoxyaklavinone

Josef V. Jizba, Petr Sedmera, Jindřich Vokoun, Margita Blumauerová and Zdenko Vaněk

Institute of Microbiology, Czechoslovak Academy of Sciences, 142 20 Prague 4


The structure (9R,10S)-7-deoxyaklavinone (VII) was assigned to a minor metabolite isolated from Streptomyces coeruleorubidus on the basis of 1H, 13C NMR and CD spectra. Evidence that compounds II and VII, isomeric with 7-deoxyaklavinone, are natural compounds is presented.