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Glycosides from ginseng roots IV. Isolation of new glycosides from ginseng

โœ Scribed by N. I. Uvarova; R. P. Gorshkova; L. I. Strigina; G. B. Elyakov; N. K. Kochetkov


Book ID
112375585
Publisher
Springer
Year
1965
Tongue
English
Weight
331 KB
Volume
1
Category
Article
ISSN
0009-3130

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Glycosylation of the dammar-24-ene-3,12/3,20(S)-triols with 2,3,4,6-tetra-Oacetyl-ar-D-glucopyranosyl bromide (A) in the presence of silver oxide in dichloromethane gives a mixture of the acetylated 3-, 12-, 20-, 3,12-di-, and 3,20-di-@3-Dglucopyranosyl derivatives in a total yield of 83-84.5%. Unde