Three New Heptelidic Acid Derivatives from the Culture of Mushroom Lentinellus ursinus
Three new heptelidic acid derivatives ( 1 – 3 ) including two new dimeric esters and two known heptelidic acid analogues ( 4 and 5 ) were isolated from the solid culture of mushroom Lentinellus ursinus . The structures of new compounds were confirmed by the analysis of NMR and HRESIMS spectroscopic...
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Veröffentlicht in: | Natural Products and Bioprospecting 2018-10, Vol.8 (5), p.355-360 |
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Hauptverfasser: | , , , , , |
Format: | Artikel |
Sprache: | eng |
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Online-Zugang: | Volltext |
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Zusammenfassung: | Three new heptelidic acid derivatives (
1
–
3
) including two new dimeric esters and two known heptelidic acid analogues (
4
and
5
) were isolated from the solid culture of mushroom
Lentinellus ursinus
. The structures of new compounds were confirmed by the analysis of NMR and HRESIMS spectroscopic data. The biosynthetic origin of compounds
1
–
5
was postulated. Compounds
1
–
5
exhibited no antibacterial activity against
Staphylococcus aureus
and
Escherichia coli
at the dose of 100 μM.
Graphical Abstract |
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ISSN: | 2192-2195 2192-2209 |
DOI: | 10.1007/s13659-018-0168-8 |