Three new dammarane-type triterpene saponins ginsenosides Rh(18) (1), Rh(19) (3) and Rh(20) (4), along with two new triterpene sapogenins 12β,23(R)-epoxydammara-24-ene-3β,6α,20(S)-triol (2) and dammara-(20E)22,25-diene-3β,6α,12β,24S-tetrol (5) were isolated from the stems and leaves of Panax ginseng C. A. Mey. Their structures were elucidated on the basis of spectral evidence and comparisons with literature data.
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http://dx.doi.org/10.1016/j.fitote.2012.05.013 | DOI Listing |
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