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Secondary metabolites from the roots of Phlomis umbrosa. | LitMetric

Secondary metabolites from the roots of Phlomis umbrosa.

J Asian Nat Prod Res

Chemical Engineering and Pharmaceutical College, Henan University of Science and Technology, Luoyang, China.

Published: March 2011

The phytochemical study of the roots of Phlomis umbrosa Turcz afforded a new phenylethanoid glycoside, 3-hydroxy-4-methoxy-β-phenylethoxy-O-[2,3-diacetyl-α-l-rhamnopyranosyl-(1 → 3)]-4-O-cis-feruloyl-[β-d-apiofuranosyl-(1 → 6)]-β-d-glucopyranoside (1), and two new 28-noroleanane-derived spirocyclic triterpenoids, phlomishexaol C (2) and phlomishexaol D (3). Their structures were elucidated on the basis of 1D and 2D NMR analyses, in combination with high-resolution MS experiment.

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Source
http://dx.doi.org/10.1080/10286020.2010.550886DOI Listing

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