Ginsenoside-Rh₆

CAS Registry Number: 343780-67-6

Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Dammarane Type – 25-Hydroperoxy-dammar-23-en-3β,6α,12β,20(S)-tetraol

Biological source: Panax ginseng [1]

C₃₆H₆₂O₁₁: 670.429

[α] ²¹_D + 21.8° (c 0.1, MeOH) [1]

HR-FAB-MS m/z: 693.4190 [M + Na]⁺ [1]

¹ H NMR (500 MHz, J/Hz, C₅D₅N): 0.91, 1.06, 1.15, 1.47, 1.59, 1.62, 1.88, 2.01 (s, CH₃-30, 19, 18, 29, 21, 27, 28), 1.30 (d, J = 10.0, H-5), 2.74, 3.06 (dd, J = 6.0, 14.0, H₂-22), 3.52 (dd, J = 4.0, 11.5, H-3), 4.02 (m, H-12), 4.42 (dt, J = 3.5, 10.0, H-6), 6.06 (d, J = 16.0, H-24), 6.19 (m, H-23)

β-D-Glcp: 5.22 (d, J = 7.0, H-1) [1]

¹³ C NMR (C₅D₅N): [1]

Table 1

C-1	39.4	C-16	26.4	Glc-1	98.3
2	28.2	17	52.2	2	75.3
3	78.5	18	17.6	3	78.9
4	40.4	19	17.5	4	71.6
5	61.8	20	83.1	5	78.3
6	67.7	21	23.3	6	63.0
7	47.4	22	39.7
8	41.2	23	126.5
9	49.8	24	138.1
10	39.4	25	81.3
11	31.0	26	25.2
12	70.5	27	25.4
13	49.2	28	32.0
14	51.5	29	16.5
15	30.7	30	17.2

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