Results 21 to 30 of about 7,063 (213)
Preparation, Characterization, and Antioxidant Capacity of Xanthone-Urea Complex. [PDF]
Materials (Basel)Xanthones are a group of polyphenolic compounds widely known to have antitumor, anti-inflammatory, antibacterial, antifungal, antiviral, and antioxidant properties.
Ortega C +5 more
europepmc +3 more sources
Xanthones with Antiproliferative Effects on Prostate Cancer Cells from the Stem Bark of
Natural Product Communications, 2012 Investigations of the constituents of the stem barks of Garcinia xanthochymus have yielded two new compounds, garcinenones X (1) and Y (2), along with five known xanthones, 1,4,5,6-tetrahydroxy-7-(3-methylbut-2-enyl)xanthone (3), 1,4,6-trihydroxy-5 ...
Feng Ji +6 more
doaj +1 more source
Borylcyclopropanes: Synthetic Strategies and Applications
Angewandte Chemie, EarlyView.Borylcyclopropanes (cyclopropanes bearing a boron substituent) sit at the intersection of two privileged frameworks in synthesis. This review provides the first exhaustive survey of their chemistry, spanning metal–carbene, nucleophilic cyclization, radical, hydroboration, and C─H activation routes, and documenting applications in medicinal chemistry ...
Aiza A. Butt, Joseph M. Ready
wiley +2 more sources
Cytotoxic Xanthones from the Leaves of
Natural Product Communications, 2007 Two new xanthones, 7-hydroxydesoxymorellin ( 1 ) and isocaledonixanthone D ( 2 ), and four known ones, gaudichaudione H, 1,7-dihydroxy-3-methoxy-2-(3-methyl-2-butenyl)xanthone, 1,5-dihydroxy-3-methoxy-2-(3-methyl-2-butenyl)xanthone, and 1,3,7-trihydroxy ...
Rozida Mohd Khalid +5 more
doaj +1 more source
Chemical Constituents From the Bark of
Natural Product Communications, 2020 The phytochemical investigation of the methanol extract of bark of Garcinia oblongifolia yielded a new xanthone derivative 1,3,8-trihydroxy-6’,6’-dimethylpyrano (2’,3’:5,6) xanthone ( 5 ) along with 8 known compounds, including 1,2,5-trihydroxy-6 ...
Yutong Han +5 more
doaj +1 more source
Molecules, 2019 Xanthone scaffold has been regarded as an attractive chemical tool in the search for bioactive molecules with antitumor activity, and in particular two xanthone derivatives, 12-hydroxy-2,2-dimethyl-3,4-dihydro-2H,6H-pyrano [3,2-b]xanthen-6-one (4) and 3 ...
Agostinho Lemos +7 more
doaj +1 more source
Antioxidants, 2023 Cratoxylum formosum ssp. pruniflorum (Kurz.) Gogel (Guttiferae), called kuding tea, is widely distributed in Southeast Asia. In this study, the constituents and biological activity of C. formosum ssp. pruniflorum were investigated. Extract of its leaves,
Heewon An +10 more
doaj +1 more source
Journal of Clinical Tuberculosis and Other Mycobacterial Diseases, 2020 Quantitative structure–activity relationship (QSAR) and molecular docking approach were carried out to design novel anti-tuberculosis agents based on xanthone derivatives.
Emmy Yuanita +4 more
doaj +1 more source
Molecules, 2022 Quantitation of chromophore-free analytes is always a challenge. To this purpose, derivatization of the analyte constitutes a common strategy, leading to a product with a strong signal. In the current study, a novel xanthone analogue was utilized for the
Nikolaos Kritikos +6 more
doaj +1 more source
Xanthone dimers: a compound family which is both common and privileged [PDF]
, 2015 Covering: up to 2014 Xanthone dimers are a widespread, structurally-diverse family of natural products frequently found in plants, fungi and lichens.
Wezeman, Tim +3 more
core +1 more source