Four new diarylheptanoids from the roots of Juglans mandshurica.
Gao Li,Ming-Lu Xu,Han-Gon Choi,Seung Ho Lee,Yurngdong Jahng,Chong-Soon Lee,Dong-Cheul Moon,Mi-Hee Woo,Jong-Keun Son +8 more
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Four new diarylheptanoids (1-4), along with two known tetralones (5, 6) were isolated from the roots of Juglans mandshurica and their structures were elucidated on the basis of spectroscopic studies.Abstract:
Four new diarylheptanoids (1-4), along with two known tetralones (5, 6), were isolated from the roots of Juglans mandshurica and their structures were elucidated on the basis of spectroscopic studies.read more
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New α-Tetralonyl Glucosides from the Fruit of Juglans mandshurica
TL;DR: In this paper, five new α-tetralonyl glucosides, juglanosides A-E (1,E) were isolated from the fresh rejuvenated fruit of Juglans mandshurica.
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Studies on the Constituents of Juglans Species. I. Structural Determination of (4S)- and (4R)-4-Hydroxy-α-tetralone Derivatives from the Fruit of Juglans mandshurica M AXIM. var. sieboldiana M AKINO
TL;DR: Four enantiomerically pure new alpha-tetralones were isolated, together with five known ones, from the fruit of Juglans mandshurica MAXIM var.
Journal ArticleDOI
Naturally occurring diarylheptanoids.
Haining Lv,Gaimei She +1 more
TL;DR: This paper compiles all 307 naturally occurring diarylheptanoids from 46 plants as reported in 137 references with their distributions, physiological activities and 13C-NMR spectral data.
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Secondary metabolites from the roots of Engelhardia roxburghiana and their antitubercular activities.
Che-Chen Wu,Chien-Fang Peng,Ian-Lih Tsai,Mohamed H. Abd El-Razek,He-Shun Huang,Ih-Sheng Chen +5 more
TL;DR: Bioassay-guided fractionation of stems of Engelhardia roxburghiana led to isolation of seven diarylheptanoids and one 1-tetralone, which showed antitubercular activity against Mycobacterium tuberculosis H(37)Rv with MIC values of 72.7 and 70.1μM, respectively.
Journal ArticleDOI
Juglanthraquinone C, a novel natural compound derived from Juglans mandshurica Maxim, induces S phase arrest and apoptosis in HepG2 cells
Yao Yao,Yu-Wei Zhang,Luguo Sun,Biao Liu,Yongli Bao,Hua Lin,Yu Zhang,Lihua Zheng,Ying Sun,Chun-Lei Yu,Yin Wu,Guannan Wang,Yuxin Li +12 more
TL;DR: This study demonstrated that JC can efficiently inhibit proliferation and induce apoptosis in HepG2 cells, and exhibited the strongest cytotoxicity of all compounds evaluated.
References
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Nuclear magnetic resonance enantiomer regents. Configurational correlations via nuclear magnetic resonance chemical shifts of diastereomeric mandelate, O-methylmandelate, and .alpha.-methoxy-.alpha.-trifluoromethylphenylacetate (MTPA) esters
James A. Dale,Harry S. Mosher +1 more
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Comparison of In Vitro Anticancer-Drug-Screening Data Generated With a Tetrazolium Assay Versus a Protein Assay Against a Diverse Panel of Human Tumor Cell Lines
Larry Rubinstein,Robert H. Shoemaker,Kenneth D. Paull,Richard M. Simon,S. Tosini,Philip Skehan,Dominic A. Scudiero,Anne Monks,Michael R. Boyd +8 more
TL;DR: A detailed comparison of data generated by each type of assay was undertaken, and results indicate that under the experimental conditions used and within the limits of the data analyses, the assays perform similarly.
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Antiemetic principles of Alpinia officinarum.
TL;DR: The structure of the new compound 7, which also showed antiemetic activity, was determined as 5-Hydroxy-7-(4-hydroxy-3-methoxyphenyl)-1-heptanone, which was established on the basis of spectroscopic data interpretation.
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Eight 1,4-naphthoquinones from Juglans
TL;DR: In this article, eight volatile 1,4-naphthoquinones from acetone extracts of unripe black walnut and English walnut (Juglans regia) fruit were identified by gas chromatography-mass spectrometry assisted by 1H NMR.
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Cytotoxic compounds from the roots of Juglans mandshurica.
Sang-Hyun Kim,Kyong-Sun Lee,Jong-Keun Son,Gang-Hoon Je,Jong-Soon Lee,Chulhyun Lee,Chaejoon Cheong +6 more
TL;DR: Three new compounds, a diarylheptanone glucoside, 4,5, 8-trihydroxy-alpha-tetralone 5-O-beta-d-[6'-O-(3", 5"-dimethoxy-4"-hydroxybenzoyl)]glucopyranoside (2), and 1,4,8-triHydroxy-3-naphthalenecarboxylic acid 1- O-beta