Phytochemistry p. 1215 - 1218 (1989)
Update date:2022-08-11
Topics:
Nakano, Kimiko
Yamasaki, Tokushi
Imamura, Yukiko
Murakami, Kotaro
Takaishi, Yoshihisa
Tomimatsu, Toshiaki
Five steroidal glycosides were isolated from the fresh caudex of Yucca gloriosa together with YG-1 and Ps-1 previously obtained from flowers and the structures of these glycosides were established to be smilagenin 3-O-β-D-glycopyranosyl-(1->2)-β-D-glucopyranoside (Ys-I), 3-O-β-D-glucopyranosyl-(1->2)-β-D-galactopyranoside (YS-II), 3-O-β-D-glucopyranosyl-(1->2)-<β-D-glucopyranosyl-(1->3)>-β-D-glucopyranoside (YS-III), 3-O-β-D-glucopyranosyl-(1->2)-<β-D-glucopyranosyl-(1->3)>-β-D-galactopyranoside (YS-IV) and samogenin 3-O-β-D-glucopyranosyl-(1->2)-β-D-galactopyranoside (YS-V), respectively.Key Word Index - Yucca gloriosa; Agavaceae; steroidal saponins; smilagenin glycosides; samogenin glycoside.
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