| Literature DB >> 11407811 |
J H Wang1, W Li, Y Sha, Y Tezuka, S Kadota, X Li.
Abstract
In the chemical investigation on the saponin composition of leaves and stems of Panax quinquefolium L., two new minor dammarane saponins, quinquenoside L1 (1) and L2 (2) have been isolated. By means of physico-chemical evidences and spectral analysis their structures were established as 3-O-[beta-D-glucopyranosyl-(1-2)-beta-D-glucopyranosyl]-20-O-beta-D-glucopyranosyl-dammara-23,25-diene-3beta, 12beta, 20(S)-triol (1) and 3-O-[beta-D-glucopyranosyl-(1-2)-beta-D-glucopyranosyl]-20-O-beta-D-glucopyranosyl-(24Z)-dammar-24-ene-3beta, 12beta, 20(S), 26-tetraol (2).Entities:
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Year: 2001 PMID: 11407811 DOI: 10.1080/10286020108041379
Source DB: PubMed Journal: J Asian Nat Prod Res ISSN: 1028-6020 Impact factor: 1.569