Journal of Natural Products 1999-Jul
Two new spirostanol saponins from Allium tuberosum.
केवल पंजीकृत उपयोगकर्ता ही लेखों का अनुवाद कर सकते हैं
साइन अप करने के लिए लॉग इन करें
लिंक क्लिपबोर्ड पर सहेजा गया है
कीवर्ड
सार
Two new spirostanol saponins, tuberosides D and E, have been isolated from the seeds of Allium tuberosum. On the basis of spectral data and chemical reactions, their structures were established as (25S)-5alpha-spirostane-2alpha,3beta-diol 3-O-alpha-L-rhamnopyranosyl-(1-->2)-O-[alpha-L-rhamnopyranosyl-(1-->4 )]-O-beta-D-glucopyranoside and (25S)-5alpha-spirostan-2alpha, 3beta-diol 3-O-beta-D-glucopyranosyl-(1-->2)-O-[alpha-L-rhamnopyranosyl-(1-->4)] -O-beta-D-glucopyranoside, respectively.