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Title:
NOVEL SAPONIN SUBSTANCE AND METHOD FOR ISOLATING THE SAME
Document Type and Number:
Japanese Patent JPS6081199
Kind Code:
A
Abstract:

NEW MATERIAL:A compound of formula I [R1 is β-D-glucopyranosyl(1→6)-β-D- glucopyranosyl, α-L-arabinopyranosyl( 1→6 )-β-D-glucopyranosyl, α-L-arabinofuranosyl(1→6)-β-D-glucopyranosyl or β-D-glucopyranosyl].

EXAMPLE: 3-O-[ 6-O-Malonyl-β-D-glucopyranosyl( 1→2 )-β-D-glucopyranosyl ]-20-O- [β-D-glucopyranosyl( 1→6 )-β-D-glucopyranosyl]20( S )-protopanaxadiol (malonyl- ginsenoside).

USE: Cell activators.

PREPARATION: A crude drug of panax ginseng C. A. Meyer, preferably ginseng is defatted if necessary with an organic solvent, and then extracted with water or a hydrous lower alcohol under heating. The resultant extract is then distributed and extracted with water and an aliphatic ether and/or aliphatic medium alcohol, and the fraction transferred to the water is separated and purified.


Inventors:
KITAGAWA ISAO
Application Number:
JP1983000190149
Publication Date:
May 09, 1985
Filing Date:
October 11, 1983
Export Citation:
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Assignee:
OSAKA YAKUHIN KENKYUSHO KK
International Classes:
A61K31/715; A61K31/70; A61P43/00; C07J17/00; (IPC1-7): A61K31/70; C07J17/00