A new wortmannine derivative named wortmannine e 1 was isolated from talaromyces wortmannii lgt 4 an endophytic fungus of tripterygium wilfordii its structure was established by 1d and 2d nmr spectra. Natural products from endophytic fungus talaromyces wortmannii their structure elucidation and mechanism of actions naturstoffe aus dem endophyten talaromyces wortmannii deren strukturaufklrung und wirkungsmechanismen. Two new compounds deacetylisowortmins a and b isolated from an endophytic fungus talaromyces wortmannii lgt 4 guang chao fu school of life science and engineering lanzhou university of technology lanzhou pr china natural products from endophytic microorganisms. Chemical investigation of the endophytic fungus talaromyces wortmannii isolated from aloe vera yielded two new cyclic peptides talaromins a and btheir structures were established on the basis of extensive nmr spectroscopic and mass spectrometric analysis. In this study of secondary metabolites from the plant endophyte talaromyces wortmannii lgt 4 two new compounds 1 6 and six known compounds 2 5 7 8 were isolated among them 1 is the first example of a furanosteroid with a five membered b ring in the carbon scaffold
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