LI Haibin, LAN Xiong, LIU Ting, et al. The secondary metabolites and bioactivities of mangrove endophytic fungus Aspergillus sp. 5Y in Yangjiang[J]. Acta Scientiarum Naturalium Universitatis SunYatseni, 2017,56(3):100-104.
LI Haibin, LAN Xiong, LIU Ting, et al. The secondary metabolites and bioactivities of mangrove endophytic fungus Aspergillus sp. 5Y in Yangjiang[J]. Acta Scientiarum Naturalium Universitatis SunYatseni, 2017,56(3):100-104.DOI:
The secondary metabolites of mangrove endophytic fungus Aspergillus sp.5Y was studied in this work.The chemical constituents were isolated and purified through silical gel
Sephadex LH-20
ODS-C
18
columnchromatography and HPLC and identified through IR
UV
mass anylysis and NMR specctroscopy. Five compounds were isolated from secondary metabolites of mangrove endophytic fungus Aspergillus sp.5Y and their structures were identified as 6-epi-ophiobolin P(1)
strobilactone A(2)
penicisochroman E(3)
asperterpenol B(4)
and (E
E')-6-(6′
7′-dihydroxy-2′
4′-octadienoyl)-strobilactone A(5).Compound 1
4 have a good inhibition on α-glucosidase
IC
50
values of (600.13±10.3) μmol/L
(9.57±0.) μmol/L respectively
which provides a certain theoretical data for researching and developing oral hypoglycemic drugs