20S-Ginsenoside Rh2

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Upper classes



20(S)-Ginsenoside Rh2
20S-Ginsenoside Rh2.png
Structural Information
Systematic Name (3beta,12beta)-12,20-Dihydroxydammar-24-en-3-yl beta-D-glucopyranoside
Common Name
  • 20(S)-Ginsenoside Rh2
  • 20(S)-Rh2
  • 3-O-beta-D-Glucopyranosyl-20(S)-protopanaxadiol
  • Ginsenoside Rh2
  • Dammarane beta-D-glucopyranoside deriv.
  • (3beta,12beta)-12,20-Dihydroxydammar-24-en-3-yl beta-D-glucopyranoside
Symbol
Formula C36H62O8
Exact Mass 622.44446896
Average Mass 622.87268
SMILES C(CC=C(C)C)C(C)(O)C(C15)CCC1(C(C)(C(CC5O)2)CCC(C3(C)C)C(CCC3OC(O4)C(O)C(O)C(O)C(CO)4)2C)C
Physicochemical Information
Melting Point
Boiling Point
Density
Optical Rotation
Reflactive Index
Solubility
Spectral Information
Mass Spectra
UV Spectra
IR Spectra
NMR Spectra
Chromatograms





Spectroscopic Data

M.P. 218 – 220 °C
IR (KBr) 3328, 2937, 1632, 1450, 1377, 1076 cm-1
13C-NMR (C5D5N, 22.5MHz) C-1) 39.4, (2) 27.3, (3) 88.9, (4) 40.3, (5) 56.7, (6) 18.7, (7) 36.0, (8) 37.2, (9) 50.7, (10)39.8, (11) 32.2, (12) 71.1, (13) 48.8, (14) 51.9, (15) 31.5, (16)26.8, (17) 54.8, (18) 16.8, (19) 16.4, (20) 73.2, (21) 27.0, (22) 35.4, (23) 23.1, (24) 126.4, (25) 130.7, (26) 25.7, (27) 17.7, (28) 28.3, (29) 16.0, (30) 17.3 Glc (1) 106.7, (2) 75.8, (3) 78.7, (4) 72.2, (5) 78.0, (6) 63.3

1) T. Taniyama et al., Yakugaku Zasshi, 103, 612 (1983). 2) Y. Ogihara et al., Planta Med., 56, 298 (1990).

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