12-Hydroxy steroidal glycosides from the caudex of Yucca gloriosa.
作者信息
Nakano K, Hara Y, Murakami K, Takaishi Y, Tomimatsu T
机构信息
Faculty of Pharmaceutical Sciences, Tokushima University, Japan.
出版信息
Phytochemistry. 1991;30(6):1993-5. doi: 10.1016/0031-9422(91)85054-4.
PMID:1367341
Abstract
The structures of the new steroidal saponins (tentatively named YS-XI, -XII and -XIII) have been isolated from the caudex of Yucca gloriosa and characterized as 3-O-beta-D-glucopyranosyl-(1----2)-beta-D-galactopyranosyl 5 beta- (25R)-spirostan-3 beta, 12 beta-diol, 3-O-beta-D-glucopyranosyl-(1----2)- [beta-D-glucopyranosyl-(1----3)]-beta-D-glucopyranosyl 5 beta- (25R)-spirostan-3 beta, 12 beta-diol and 3-O-beta-D-glucopyranosyl-(1----2)- beta-D-galactopyranosyl 5 beta-(25R)-spirostan-2 beta,3 beta,12 beta-triol, respectively.
摘要
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