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Polygalasaponin XXVII

Reference work entry

CAS Registry Number: 173933-39-6 Open image in new window

Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Oleanene Type – 2β,3β-Dihydroxy-24-nor-olean-4(23),12-dien-28-oic Acid

Biological source: Polygala japonica [1]

C41H64O14: 780.429

[α]D25 + 47.6° (c 1.23, C5H5N) [1]

FAB-MS (positive ion mode) m/z: 803 (M + Na)+ [1]

1H NMR (400 MHz, J/Hz, C5D5N): 0.97 (s, CH3-29), 1.01 (s, CH3-30), 1.04 (s, CH3-26), 1.21 (s, CH3-25), 1.29 (s, CH3-27), 3.29 (dd, J = 14.0, 4.0, H-18), 4.52 (m, H-2), 4.57 (d, J = 3.0, H-3), 5.46 (t-like, H-12), 5.01, 6.09 (brs, H2-23)

β-D-Glcp: 5.17 (d, J = 8.0, H-1), 4.11 (dd, J = 8.0, 8.5, H-2), 4.32 (t, J = 8.5, H-3), 4.20 (t, J = 9.0, H-4), 3.92 (m, H-5), 4.50 (H-6), 4.54 (dd, J = 12.0, 2.0, H-6)

β-D-Glcp′: 5.27 (d, J = 7.5, H-1), 4.11 (dd, J = 7.5, 8.5, H-2), 4.16 (t, J = 8.5, H-3), 4.16 (t, J = 9.0, H-4), 3.90 (m, H-5), 4.33 (dd, J = 12.0, 5.0, H-6), 4.46 (dd, J = 12.0, 2.0, H-6) [1]

13 C NMR(100...

References

  1. 1.
    D. Zhang, T. Miyase, M. Kuroyanagi, K. Umehara, A. Ueno, Chem. Pharm. Bull. 44(1), 173 (1996)CrossRefGoogle Scholar

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