New 23, 27-dihydroxy-oleanane-type triterpenoid saponins from <i>Anemone Raddeana</i> Regel
作者:Chongning Lv、Ying Zhao、Bin Zhao、Ling Han、Jincai Lu
DOI:10.1080/14786419.2019.1634708
日期:2021.2.1
Abstract Two new 23, 27-dihydroxy-oleanane-type triterpenoid saponins named Raddeanoside Rf and Raddeanoside Rg (1 and 2), along with thirteen known triterpenoid saponins (3–15) were isolated from the rhizome of Anemone raddeana Regel. Their structures were determined by chemical and spectral analysis, including 1 D, 2 D NMR data and HRESIMS. The type of aglycone 23, 27-dihydroxy oleanolic acid is
摘要 命名Raddeanoside Rf和Raddeanoside RG(两个新的23,27二羟基齐墩果烷型三萜皂苷1和2) ,与13个已知的三萜皂甙(沿3 - 15)购自的根茎中分离海葵大黄葱。它们的结构通过化学和光谱分析确定,包括1 D,2 D NMR数据和HRESIMS。糖苷类23、27-二羟基齐墩果酸的类型在天然产物中极为罕见。另外,评估了所有化合物的抗癌活性。化合物9和10对IC 50表现出明显的细胞毒性化合物6对人胰腺癌线(PANC-1)的阻值为4.47和8.97μM,而化合物6对人肺癌线(A549)的IC 50为8.19μM。还初步讨论了这些三萜皂苷的可能的构效关系。