| 摘要 |
NEW MATERIAL:6alpha-[beta-D-Galactopyranosyl-(1 4)-[beta-D-fucopyranosyl-(1 2)]beta-D- glucopyranosyl-(1 4)-[beta-D-quinovopyranosyl(1 2)]beta-D-xylopyranosyl-(1 3)-beta-D- quinovopyranosyl]-(20R, 22R, 23S, 24S)-22,23-epoxy-24-methyl-3beta-sulfoxy-5alpha- cholest-9(11)-ene-20-ol. USE:Hypotensor or hyptonic sedation agent. PREPARATION:Asteria pectinifera in Echinodermate is subjected to water extraction. The fractions are purified by reversed phase chromatography, normal phase chromatography or gel filtration.
|
