CAS Registry Number: 172617-77-5
Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Miscellaneous Glycosides – Hopan-28,22-olide-17β,24-dihydroxy-30-oic Acid
Biological source: Diplazium subsinuatum [1]
C41H64O15: 796.424
Mp: >300°C (MeOH) [1]
[α]D + 16.5° (c 1.00, C5H5N) [1]
HR-FAB-MS m/z: 795.4156 [M-H]−, 663 [M-H-Ara]−, 501 [M-H-Ara-Glc]− [1]
IR (KBr) νmax cm−1: 3380 (OH), 2910, 1720 (δ-lactone), 1700 (COOH), 1080, 1030 [1]
1 H NMR (600 MHz, J/Hz, C5D5N): 0.81 (m, Hα-1), 1.63 (brd, J = 13.2, Hβ-1), 1.44 (m, Hα-2), 1.74 (m, Hβ-2), 1.05 (ddd, J = 13.2, 13.2, 3.5, Hα-3), 2.38 (brd, J = 13.2, Hβ-3), 0.91 (brs, J = 12.0, Hα-5), 1.58 (m, Hα-6), 1.29 (m, Hβ-6), 1.31 (m, Hα-7), 1.46 (Hβ-7), 1.46 (Hα-9), 1.59 (m, Hα-11), 1.27 (m, Hβ-11), 2.87 (m, Hα-12), 1.79 (brd, J = 13.2, Hβ-12), 2.70 (dd, J = 13.2, 3.5, Hβ-13), 1.14 (brd, J = 13.2, Hα-15), 2.46 (ddd, J = 13.2, 13.2, 4.0, Hβ-15), 2.35 (ddd, J = 13.2, 13.2, 4.0, Hα-16), 2.12 (m, Hβ-16), 2.14 (m, H-19),...
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References
T. Nakanishi, Y. Inatomi, M. Nishi, H. Murata, A. Inada, S. Aibara, Chem. Pharm. Bull. 43(12), 2256 (1995)
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(2013). Diplazioside II. In: Azimova, S.S. (eds) Natural Compounds. Springer, New York, NY. https://doi.org/10.1007/978-1-4614-0541-2_1457
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