2002
DOI: 10.1080/10286020290023988
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New oleanene-type triterpene saponins from Pueraria peduncularis

Abstract: Two new oleanane-type triterpene saponins named pedunsaponins B (2) and C (3) were isolated from the roots of Pueraria peduncularis. Their structures were determined to be 3-O-(6-O-methyl)-beta-glucuronopyranosyl-3beta,15alpha-dihydroxyolean-12-en-16-one (2), and 3-O-beta-glucopyranosyl-(1 --> 3)-beta-glucuronopyranosyl-3beta,15alpha-dihydroxyoleana-12-en-16-one (3), on the basis of spectroscopic evidence.

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Cited by 7 publications
(5 citation statements)
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“…In addition, the 13 C NMR spectrum exhibited one carbonyl at δ 216.7 and anomeric carbons at δ 105.2 and 103.5. The 1 H NMR and 13 C NMR data for compound 1 are presented in Table and are similar to the results of previous reports . On the basis of the aforementioned evidence, the molecular formula of compound 1 was confirmed as C 42 H 66 O 14 , and the structure (Fig.…”
Section: Resultssupporting
confidence: 87%
See 1 more Smart Citation
“…In addition, the 13 C NMR spectrum exhibited one carbonyl at δ 216.7 and anomeric carbons at δ 105.2 and 103.5. The 1 H NMR and 13 C NMR data for compound 1 are presented in Table and are similar to the results of previous reports . On the basis of the aforementioned evidence, the molecular formula of compound 1 was confirmed as C 42 H 66 O 14 , and the structure (Fig.…”
Section: Resultssupporting
confidence: 87%
“…Here, we found two pentacyclic triterpenoid saponins, named pedunsaponin A and pedunsaponin C, in the roots of P. peduncularis , as previously described by Li et al , but their potential application as molluscicides was unknown until now. Both saponins showed high activity against P. canaliculata , and these results lay an important foundation for exploring the potential value of P. peduncularis as a molluscicide.…”
Section: Discussionsupporting
confidence: 78%
“…To better develop and utilize the resources of P. peduncularis , researchers have studied the chemical composition of P. peduncularis . flavonoids, saponins, esters, amino acids and other substances have been identified from P. peduncularis . However, there are still many components that have not yet been identified, and the relationship between the biological activities and different compounds is not clear.…”
Section: Discussionmentioning
confidence: 99%
“…flavonoids, saponins, esters, amino acids and other substances have been identified from P. peduncularis. 21 However, there are still many components that have not yet been identified, and the relationship between the biological activities and different compounds is not clear. In this paper, eight compounds were isolated and identified from P. peduncularis.…”
Section: Discussionmentioning
confidence: 99%
“…The 1 H-NMR and 13 C-NMR data are similar to the results of previously conducted studies. 20 On the basis of the aforementioned facts, compound 7 (Figure 1) was thus determined as pedunsaponin A, with a molecular formula of C 42 H 66 O 15 .…”
Section: Resultsmentioning
confidence: 99%