Five triterpene glycosides have been isolated from the leaves of Acanthopanax giraldii Harms (Araliaceae), which are elucidated as: hederagenin 3 O α L rhamnopyranosyl ( 1→2 ) α L arabinopyranoside(Ⅰ),hederagenin ...Five triterpene glycosides have been isolated from the leaves of Acanthopanax giraldii Harms (Araliaceae), which are elucidated as: hederagenin 3 O α L rhamnopyranosyl ( 1→2 ) α L arabinopyranoside(Ⅰ),hederagenin 28 α L rhamnopyranosyl ( 1→4 ) β D glucopyranosyl ( 1→6 ) β D glucopyranosylester(Ⅱ),3 O α L arabinopyranosyl hederagenin 28 β D glucopyranosyl ( 1→6 ) β D glucopyranosylester(Ⅲ),3 O α L arabinopyranosyl hederagenin 28 α L rhamnopyranosyl ( 1→4 ) β D glucopyranosyl ( 1→6 ) β D glucopyranosylester(Ⅳ) and 3 O α L rhamnopyranosyl ( 1→2 ) α L arabinopyranosyl hederagenin 28 α L rhamnopyranosyl ( 1→4 ) β D glucopyranosyl ( 1→6 ) β D glucopyranosylester(Ⅴ).All of them are reported in this genus for the first time. Perhaps the findings are valuable for chemotaxonomy of Acanthopanax genus.展开更多
文摘Five triterpene glycosides have been isolated from the leaves of Acanthopanax giraldii Harms (Araliaceae), which are elucidated as: hederagenin 3 O α L rhamnopyranosyl ( 1→2 ) α L arabinopyranoside(Ⅰ),hederagenin 28 α L rhamnopyranosyl ( 1→4 ) β D glucopyranosyl ( 1→6 ) β D glucopyranosylester(Ⅱ),3 O α L arabinopyranosyl hederagenin 28 β D glucopyranosyl ( 1→6 ) β D glucopyranosylester(Ⅲ),3 O α L arabinopyranosyl hederagenin 28 α L rhamnopyranosyl ( 1→4 ) β D glucopyranosyl ( 1→6 ) β D glucopyranosylester(Ⅳ) and 3 O α L rhamnopyranosyl ( 1→2 ) α L arabinopyranosyl hederagenin 28 α L rhamnopyranosyl ( 1→4 ) β D glucopyranosyl ( 1→6 ) β D glucopyranosylester(Ⅴ).All of them are reported in this genus for the first time. Perhaps the findings are valuable for chemotaxonomy of Acanthopanax genus.
