Natural and unnatural anthraquinones isolated from the ethanol extract of the roots of Knoxia valerianoides

Natural and unnatural anthraquinones isolated from the ethanol extract of the roots of Knoxia valerianoides

Eight new 9,10-anthraquinones (1–8) including three acetonide derivatives of 3-hydroxy-2-hydroxymethyl-9,10-anthraquinones (6–8) were isolated from an ethanol extract of the roots of Knoxia valerianoides. On the basis of chemical transformation reactions of the co-occurring 14 and 15 combined with H...

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Bibliographic Details
Main Authors: Feng Zhao, Sujuan Wang, Sheng Lin, Chenggen Zhu, Zhenggang Yue, Yang Yu, Bo Liu, Xiuli Wu, Yongchun Yang, Yan Li, Jiangong Shi
Format: Article
Language:English
Published: Elsevier 2012-06-01
Series:Acta Pharmaceutica Sinica B
Subjects:
Knoxia valerianoides
Rubiaceae
Anthraquinone
Solvolytic artifacts
HPLC–DAD–ESI–MS analysis
Hepatocyte (WB-F344) damage protection
Online Access:http://www.sciencedirect.com/science/article/pii/S2211383512000512

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http://www.sciencedirect.com/science/article/pii/S2211383512000512

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